[{"data":1,"prerenderedAt":725},["ShallowReactive",2],{"catalog:meta":3,"guides:page:\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fcylinder-seal-replacement:*":258,"guides:topics:clamp-cylinder:\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fcylinder-seal-replacement:path,title,short":564,"guides:page:\u002Finjection-molding-machine-parts\u002Fclamp-cylinder:diagram":580,"diagram:id:cylinder-seals":581,"catalog:parts::MC-SB-07,MC-SB-08":711},{"categories":4,"machines":132,"zones":212,"totals":255},[5,35,59,122],{"id":6,"name":7,"slug":8,"description":9,"partCount":10,"subcategories":11},"EC","Electrical Components","electrical","Electrical systems and components for injection molding machines including heaters, thermocouples, servo motors, and controllers.",11,[12,17,22,27,31],{"id":13,"name":14,"slug":15,"partCount":16},"EC-CBC","Circuit Boards & Controllers","circuit-boards",4,{"id":18,"name":19,"slug":20,"partCount":21},"EC-CE","Connectors & Cables","connectors-cables",2,{"id":23,"name":24,"slug":25,"partCount":26},"EC-GEP","Servo Motors & Drives","servo-motors",1,{"id":28,"name":29,"slug":30,"partCount":21},"EC-HT","Heaters","heaters",{"id":32,"name":33,"slug":34,"partCount":21},"EC-SF","Safety Components","safety",{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":41},"HY","Hydraulic Components","hydraulic","Complete range of hydraulic system components including pumps, valves, motors, and pressure controls for injection molding machines.",14,[42,46,51,55],{"id":43,"name":44,"slug":45,"partCount":26},"HY-AU","Accumulators","accumulators",{"id":47,"name":48,"slug":49,"partCount":50},"HY-CV","Control Valves","control-valves",6,{"id":52,"name":53,"slug":54,"partCount":26},"HY-MO","Monitors & Gauges","monitors-gauges",{"id":56,"name":57,"slug":58,"partCount":50},"HY-PW","Pumps & Motors","pumps-motors",{"id":60,"name":61,"slug":62,"description":63,"partCount":64,"subcategories":65},"MC","Mechanical Components","mechanical","Mechanical parts and assemblies including barrels, screws, tie bars, bushings, platens, and clamping components.",42,[66,71,75,80,85,89,93,97,101,105,109,114,118],{"id":67,"name":68,"slug":69,"partCount":70},"MC-BC","Barrels & Cylinders","barrels-cylinders",5,{"id":72,"name":73,"slug":74,"partCount":16},"MC-SB","Screw Barrels & Seals","screws",{"id":76,"name":77,"slug":78,"partCount":79},"MC-TC","Tie Bars & Columns","tie-bars",7,{"id":81,"name":82,"slug":83,"partCount":84},"MC-GZ","Bushings & Guides","bushings-guides",8,{"id":86,"name":87,"slug":88,"partCount":26},"MC-PP","Platens","platens",{"id":90,"name":91,"slug":92,"partCount":70},"MC-TL","Toggle & Links","toggle-links",{"id":94,"name":95,"slug":96,"partCount":21},"MC-CC","Clamping Components","clamping",{"id":98,"name":99,"slug":100,"partCount":21},"MC-GMP","Tools & Accessories","tools-accessories",{"id":102,"name":103,"slug":104,"partCount":21},"MC-ES","End Caps & Plates","end-caps",{"id":106,"name":107,"slug":108,"partCount":26},"MC-SR","Seals & Rings","seals-rings",{"id":110,"name":111,"slug":112,"partCount":113},"MC-JM","Joints & Mounts","joints-mounts",3,{"id":115,"name":116,"slug":117,"partCount":26},"MC-SG","Safety Guards","safety-guards",{"id":119,"name":120,"slug":121,"partCount":26},"MC-CR","Clamping Mechanism","clamping-mechanism",{"id":123,"name":124,"slug":125,"description":126,"partCount":113,"subcategories":127},"O","Other Components","other","Additional components including filters, cooling systems, lubrication parts, and other auxiliary equipment.",[128],{"id":129,"name":130,"slug":131,"partCount":113},"O-TC","Filters & Cooling","filters-cooling",[133,143,161,172,180,188,194,200,205],{"id":134,"name":135,"slug":134,"series":136,"partCount":142},"haitian","Haitian International",[137,138,139,140,141],"Mars Series (MA)","Jupiter Series (JU)","Zhafir Venus Series (VE)","Zhafir Zeres Series (ZE)","Zhafir Jeres Series (JE)",68,{"id":144,"name":145,"slug":144,"series":146,"partCount":160},"yizumi","Yizumi",[147,148,149,150,151,152,153,154,155,156,157,158,159],"A6 Series","A5-EU Series","A5-N Series","SKIII Series","DP Series","D1 Series","FF Series","FF-M Series","P Series","CG-P Series","VM Series","SPET Series","LSR Series",12,{"id":162,"name":163,"slug":162,"series":164,"partCount":171},"chen-hsong","Chen Hsong",[165,166,167,168,169,170],"JETMASTER MK Series","JETMASTER SVP Series","SUPERMASTER Series","EASYMASTER Series","SPARK Series","JETMASTER C2 Series",10,{"id":173,"name":174,"slug":173,"series":175,"partCount":179},"tederic","Tederic",[176,177,178],"NEO Series","D Series (Two-Platen)","DE Series (All-Electric)",0,{"id":181,"name":182,"slug":181,"series":183,"partCount":179},"borch","Borch",[184,185,186,187],"BU Series (Two-Platen)","BS-III Series (Servo)","BE Series (All-Electric)","BM Series (Multi-color)",{"id":189,"name":190,"slug":189,"series":191,"partCount":179},"log-machine","LOG Machine",[192,193],"LOG-SE Series","LOG-EE Series (All-Electric)",{"id":195,"name":196,"slug":195,"series":197,"partCount":179},"donghua","Donghua",[198,199],"DH Series (Servo)","DH-TP Series (Two-Platen)",{"id":201,"name":202,"slug":201,"series":203,"partCount":179},"sunbun","Sunbun",[204],"Sunbun Servo Series",{"id":206,"name":207,"slug":206,"series":208,"partCount":179},"lijin","L.K. Machinery (Lijin)",[209,210,211],"POTENZA Series","FORZA Series (Two-Platen)","ELETTRICA Series (All-Electric)",[213,217,221,225,228,231,235,238,242,248,251],{"id":214,"number":26,"name":215,"role":216,"partCount":21},"clamp-cylinder","Clamping cylinder","The hydraulic cylinder behind the rear platen. It drives the crosshead that straightens the toggle links, which opens and closes the mold and builds the clamping force.",{"id":218,"number":21,"name":219,"role":220,"partCount":50},"toggle","Toggle mechanism","Links, pins and bushings between the rear and moving platens. They multiply the force of the clamping cylinder and lock the mold shut while plastic is injected.",{"id":222,"number":113,"name":223,"role":224,"partCount":113},"ejector","Ejector","A small cylinder behind the moving platen that pushes the ejector rods and plate forward to release the finished part from the mold.",{"id":78,"number":16,"name":226,"role":227,"partCount":40},"Tie bars & bushings","Four steel columns that join the platens, guide the moving platen and carry the clamping force. Tie bar nuts lock them in place; bushings guide the moving platen along them.",{"id":88,"number":70,"name":229,"role":230,"partCount":21},"Platens & mold plates","The fixed and moving platens carry the two halves of the mold; the rear platen anchors the toggle. Locating rings and clamping plates center and hold the mold.",{"id":232,"number":50,"name":233,"role":234,"partCount":50},"barrel-screw","Barrel, screw & nozzle","The screw turns inside the heated barrel to melt and mix the plastic, then moves forward to inject it through the nozzle into the mold. The screw tip and check ring stop melt from flowing back.",{"id":30,"number":79,"name":236,"role":237,"partCount":113},"Heater bands & sensors","Heater bands around the barrel and nozzle melt the plastic. Thermocouples measure each heating zone so the controller can hold the set temperature.",{"id":239,"number":84,"name":240,"role":241,"partCount":79},"injection-unit","Injection unit","Injection cylinders push the screw forward, the hydraulic (plasticizing) motor turns it, and the carriage moves the unit against the mold on its guide rails.",{"id":243,"number":244,"name":245,"role":246,"partCount":247},"hydraulics",9,"Hydraulic unit","The pump, motor, valves, accumulator, filters and oil cooler in the machine base. They supply and control the oil pressure for every movement of the machine.",16,{"id":8,"number":171,"name":249,"role":250,"partCount":244},"Electrical cabinet","The controller, I\u002FO and drive boards, servo drives, contactors and safety switches that run and protect the machine.",{"id":252,"number":10,"name":253,"role":254,"partCount":21},"feet","Machine feet","Leveling bolts and anti-vibration pads under the machine base that keep the machine level and stop vibration spreading to the floor.",{"parts":256,"subcategories":257},70,23,{"id":259,"title":260,"body":261,"description":535,"diagram":536,"extension":537,"faq":538,"item":551,"lastModified":552,"meta":553,"navigation":554,"order":113,"parts":555,"path":558,"seo":559,"seoTitle":560,"short":561,"stem":562,"__hash__":563},"guides\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fcylinder-seal-replacement.md","Replacing the seals of an injection molding machine cylinder",{"type":262,"value":263,"toc":526},"minimark",[264,268,273,304,307,311,332,345,349,369,373,459,463,486,494,498,515],[265,266,267],"p",{},"Injection molding machine cylinder seal kit replacement means taking the hydraulic cylinder apart, fitting new piston seals, rod seals, wiper, wear rings and O-rings, and putting it back together without damaging them. The job is the same in principle for the clamping, injection and ejector cylinders: make the machine safe, open the cylinder, inspect the bore and the rod, fit the new kit the right way round and test it slowly. The torques, lifting points and the order of dismantling vary from machine to machine, so keep the machine manual at hand.",[269,270,272],"h2",{"id":271},"when-to-replace-the-seal-kit","When to replace the seal kit",[274,275,276,286,293,301],"ul",{},[277,278,279,280,285],"li",{},"The rod leaks oil from the front head (see ",[281,282,284],"a",{"href":283},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Frod-seals\u002F","rod seals and wipers",").",[277,287,288,289,285],{},"A bypass test shows oil passing the piston (see ",[281,290,292],{"href":291},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fpiston-seals\u002F","piston seals",[277,294,295,296,300],{},"The cylinder is opened for another reason: a rod repair, a loose ",[281,297,299],{"href":298},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fpiston-rod-nut\u002F","piston rod nut"," or a scored bore.",[277,302,303],{},"At a planned overhaul.",[265,305,306],{},"Replace the whole kit, not only the seal that leaked.",[269,308,310],{"id":309},"what-is-in-a-cylinder-seal-kit","What is in a cylinder seal kit",[274,312,313,320,326],{},[277,314,315,319],{},[316,317,318],"strong",{},"Piston seals",": Y-rings or a compact seal, and the piston wear rings.",[277,321,322,325],{},[316,323,324],{},"Rod seal set",": rod seal, wiper and rod guide rings.",[277,327,328,331],{},[316,329,330],{},"Static seals",": O-rings and back-up rings for the end caps, the front head and the joint between the piston and the rod.",[265,333,334,335,339,340,344],{},"We supply complete ",[281,336,338],{"href":337},"\u002Fparts\u002Fmc-sb-08\u002F","hydraulic cylinder seal kits and Y-rings"," and the ",[281,341,343],{"href":342},"\u002Fparts\u002Fmc-sb-07\u002F","piston rod seal set",". Before you start, lay the new kit beside the old seals once they are out and compare sizes and profiles.",[269,346,348],{"id":347},"tools-and-preparation","Tools and preparation",[274,350,351,354,357,360,363,366],{},[277,352,353],{},"The correct seal kit.",[277,355,356],{},"Lifting equipment rated for the cylinder or the rod and piston assembly.",[277,358,359],{},"Plastic or brass seal picks; never screwdrivers.",[277,361,362],{},"Fitting sleeves or tape to cover threads, ports and sharp edges, and a sizing sleeve if the kit contains PTFE seals.",[277,364,365],{},"A torque wrench, clean lint-free cloths, clean hydraulic oil, and caps or plugs for every hose and port.",[277,367,368],{},"A clean bench away from grinding and welding.",[269,370,372],{"id":371},"step-by-step","Step by step",[374,375,376,387,393,399,405,411,417,423,429,435,441,447,453],"ol",{},[277,377,378,381,382,386],{},[316,379,380],{},"Make the machine safe."," Stop the pump motor, isolate and lock out the power, and release the hydraulic pressure, including the ",[281,383,385],{"href":384},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Faccumulator\u002F","accumulator"," if the machine has one. Support anything that could move under its own weight, such as the moving platen, the crosshead or the injection unit.",[277,388,389,392],{},[316,390,391],{},"Clean the outside"," of the cylinder and the hose ends, so dirt does not fall in when they are opened.",[277,394,395,398],{},[316,396,397],{},"Disconnect the hoses."," Mark them, collect the oil and cap every hose and port.",[277,400,401,404],{},[316,402,403],{},"Open the cylinder."," Remove it from the machine if the manual says so, or work in place if it allows. Remove the front head bolts or retaining ring and draw the rod and piston out straight, supported along their length, so the piston does not drop and score the bore.",[277,406,407,410],{},[316,408,409],{},"Remove the piston."," Release the locking of the piston rod nut first, then undo the nut and slide the piston off the rod.",[277,412,413,416],{},[316,414,415],{},"Remove the old seals"," with plastic or brass tools. Keep them in order: they show which way round the new ones go.",[277,418,419,422],{},[316,420,421],{},"Inspect everything."," Check the bore for scoring, corrosion and wear, the rod for chrome damage and straightness, the piston grooves, the front head bore and the threads of the rod and nut. Measure the bore and the rod and compare with the original size in the manual or drawing.",[277,424,425,428],{},[316,426,427],{},"Read the old seals."," Hard, cracked seals point to heat; cuts point to damage at fitting or a scored surface; seal material squeezed into the gap points to pressure peaks or wear; wear on one side points to side load.",[277,430,431,434],{},[316,432,433],{},"Clean all parts"," in clean solvent or oil, dry them with lint-free cloths and blow out the ports.",[277,436,437,440],{},[316,438,439],{},"Fit the new seals."," Oil them with clean hydraulic oil, fit the lips of each seal facing the pressure it seals (the wiper lip faces out), and use sleeves over threads and edges. Do not twist O-rings. Resize PTFE seals as the seal maker instructs.",[277,442,443,446],{},[316,444,445],{},"Reassemble the piston."," Fit the piston on the rod with its new O-ring, tighten the rod nut to the torque in the manual and lock it.",[277,448,449,452],{},[316,450,451],{},"Refit the rod and piston"," into the barrel straight, using the bore's lead-in chamfer so the seals are not pinched. Refit the front head and tighten its bolts evenly, in a cross pattern, to the specified torque.",[277,454,455,458],{},[316,456,457],{},"Reconnect and bleed."," Reconnect the hoses, top up the oil and move the cylinder slowly at low pressure through several full strokes. Check for leaks, then return to normal speeds and pressures. Check again for leaks after the first production shift.",[269,460,462],{"id":461},"common-mistakes","Common mistakes",[274,464,465,468,471,474,477,480,483],{},[277,466,467],{},"Fitting a Y-ring the wrong way round.",[277,469,470],{},"Pulling seals over threads, ports or keyways without a sleeve.",[277,472,473],{},"Reusing old O-rings and back-up rings.",[277,475,476],{},"Prying seals out with a screwdriver and scratching the groove.",[277,478,479],{},"Fitting new seals onto a scored rod or bore, which makes them leak again soon.",[277,481,482],{},"Letting workshop dirt into the open cylinder or hoses.",[277,484,485],{},"Leaving out the rod nut locking, or not tightening the nut to the specified torque.",[265,487,488,489,493],{},"If the cylinder still moves slowly after new seals, the cause is probably elsewhere in the circuit: see ",[281,490,492],{"href":491},"\u002Fblog\u002Ftroubleshooting-hydraulic-pressure-loss\u002F","troubleshooting hydraulic pressure loss",".",[269,495,497],{"id":496},"what-to-send-for-a-seal-kit-quote","What to send for a seal kit quote",[374,499,500,503,506,509,512],{},[277,501,502],{},"The machine brand, model and serial number, and which cylinder the kit is for.",[277,504,505],{},"The bore and rod diameters.",[277,507,508],{},"The groove dimensions, or the codes printed on the old seals.",[277,510,511],{},"Photos of the old seals laid out in order.",[277,513,514],{},"The OEM seal kit number, if you have it.",[265,516,517,521,522,493],{},[281,518,520],{"href":519},"\u002Frequest-quote\u002F","Request a quote",". For how the cylinder fits into the clamping unit, see the ",[281,523,525],{"href":524},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002F","clamping cylinder guide",{"title":527,"searchDepth":21,"depth":21,"links":528},"",[529,530,531,532,533,534],{"id":271,"depth":21,"text":272},{"id":309,"depth":21,"text":310},{"id":347,"depth":21,"text":348},{"id":371,"depth":21,"text":372},{"id":461,"depth":21,"text":462},{"id":496,"depth":21,"text":497},"Step-by-step seal kit replacement for an injection molding machine hydraulic cylinder: safety, dismantling, inspection, fitting new seals and testing.","cylinder-seals","md",[539,542,545,548],{"question":540,"answer":541},"How do I know which seal kit fits my cylinder?","The surest way is the OEM seal kit number for that cylinder. Without it, the kit is matched by the bore and rod diameters, the groove dimensions and the codes printed on the old seals, together with the machine model and which cylinder it is.",{"question":543,"answer":544},"Do I have to remove the cylinder to replace its seals?","Not always. Rod seals can sometimes be replaced with the cylinder in place by removing the front head, but piston seals need the piston and rod taken out of the barrel. Large clamping cylinders often have to come off the machine, so check the manual for the procedure and lifting points.",{"question":546,"answer":547},"Should I replace every seal in the kit?","Yes. Once the cylinder is open, replace all the seals, wear rings and O-rings, not only the one that leaked. The others have the same age and use, and reused O-rings often leak after reassembly.",{"question":549,"answer":550},"How do I get the air out after replacing cylinder seals?","Top up the oil, then move the cylinder slowly at low pressure through several full strokes in manual mode, so the air is pushed back to the tank. Increase speed and pressure to normal only when the movement is smooth and nothing leaks.",null,"2026-11-01",{},true,[556,557],"MC-SB-07","MC-SB-08","\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fcylinder-seal-replacement",{"title":260,"description":535},"Injection Molding Machine Cylinder Seal Kit Replacement","Replacing cylinder seals","injection-molding-machine-parts\u002Fclamp-cylinder\u002Fcylinder-seal-replacement","2L9kJ0LaJ0lsTMiFy2AGIZbrMUINP2GU1YFa-QSFxhs",[565,568,572,576],{"path":566,"title":567,"short":318},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fpiston-seals","Hydraulic cylinder piston seals and Y-rings",{"path":569,"title":570,"short":571},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Frod-seals","Rod seals and wiper seals of a hydraulic cylinder","Rod seals and wipers",{"path":573,"title":574,"short":575},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fpiston-rod-nut","Piston rod nut of a hydraulic cylinder","Piston rod nut",{"path":577,"title":578,"short":579},"\u002Finjection-molding-machine-parts\u002Fclamp-cylinder\u002Fauxiliary-cylinder","Auxiliary hydraulic cylinder of an injection molding machine","Auxiliary cylinder",{"diagram":214},{"diagram":582},{"title":583,"description":584,"items":585},"Seals of a hydraulic cylinder","Section through a hydraulic cylinder showing the piston seals, piston rod nut, piston rod and rod seal set, with a screw barrel assembly below, numbered.",[586,603,618,632,648,663,679],{"id":587,"name":588,"role":589,"subcategory":94,"marker":590,"shapes":594},"cylinder","Cylinder tube and end caps","The honed tube and the end caps hold the oil. Oil pumped into one end or the other moves the piston.",[591,592,591,593],100,24,66,{"solid":595},[596,597,598,599,600,601,602],"M39 56h22a3 3 0 0 1 3 3v162a3 3 0 0 1 -3 3h-22a3 3 0 0 1 -3 -3v-162a3 3 0 0 1 3 -3z","M64 66h352v14h-352z","M64 200h352v14h-352z","M419 56h46a3 3 0 0 1 3 3v53a3 3 0 0 1 -3 3h-46a3 3 0 0 1 -3 -3v-53a3 3 0 0 1 3 -3z","M419 165h46a3 3 0 0 1 3 3v53a3 3 0 0 1 -3 3h-46a3 3 0 0 1 -3 -3v-53a3 3 0 0 1 3 -3z","M44 44h14v12h-14z","M392 54h14v12h-14z",{"id":604,"name":575,"role":605,"parts":606,"marker":608,"shapes":612},"rod-nut","Holds the piston on the threaded end of the rod. It must stay tight: a loose nut lets the piston knock and damages the seals.",[607],"MC-SB-10",[609,592,610,611],150,176,117,{"solid":613,"line":615},[614],"M172 117h22a2 2 0 0 1 2 2v42a2 2 0 0 1 -2 2h-22a2 2 0 0 1 -2 -2v-42a2 2 0 0 1 2 -2z",[616,617],"M170 129L196 129","M170 151L196 151",{"id":619,"name":620,"role":621,"marker":622,"shapes":626},"piston","Piston","Separates the two oil chambers of the cylinder. Pressure on one side pushes it, and the rod with it.",[623,592,624,625],198,200,96,{"solid":627,"hidden":629},[628],"M199 82h60a3 3 0 0 1 3 3v110a3 3 0 0 1 -3 3h-60a3 3 0 0 1 -3 -3v-110a3 3 0 0 1 3 -3z",[630,631],"M196 124L262 124","M196 156L262 156",{"id":633,"name":318,"role":634,"parts":635,"marker":636,"shapes":640},"piston-seals","Y-rings and wear rings in the piston grooves. They keep oil from passing the piston; worn piston seals make the cylinder creep and lose force.",[557],[637,592,638,639],246,249,80,{"solid":641},[642,643,644,645,646,647],"M202 80L216 80L216 90L211.8 90L209 85L206.2 90L202 90Z","M242 80L256 80L256 90L251.8 90L249 85L246.2 90L242 90Z","M202 200L216 200L216 190L211.8 190L209 195L206.2 190L202 190Z","M242 200L256 200L256 190L251.8 190L249 195L246.2 190L242 190Z","M222 80h14v6h-14z","M222 194h14v6h-14z",{"id":649,"name":650,"role":651,"parts":652,"marker":654,"shapes":657},"piston-rod","Piston rod","Chrome-plated rod that carries the force out of the cylinder. Scratches or pitting on its surface quickly destroy the rod seals.",[653],"MC-GZ-01",[655,592,655,656],330,115,{"solid":658,"line":661},[659,660],"M262 115h276v50h-276z","M546 108h18a8 8 0 0 1 8 8v48a8 8 0 0 1 -8 8h-18a8 8 0 0 1 -8 -8v-48a8 8 0 0 1 8 -8z",[662],"M544 140a11 11 0 1 0 22 0a11 11 0 1 0 -22 0z",{"id":664,"name":324,"role":665,"parts":666,"marker":667,"shapes":671},"rod-seals","Guide ring, rod seal and wiper in the front head. The seal holds the oil in, the wiper keeps dirt out and the guide ring keeps the rod centred.",[556],[668,592,669,670],492,472,112,{"solid":672},[673,674,675,676,677,678],"M422 110h14v5h-14z","M422 165h14v5h-14z","M442 106L454 106L454 115L450.4 115L448 110.5L445.6 115L442 115Z","M442 174L454 174L454 165L450.4 165L448 169.5L445.6 165L442 165Z","M458 107L468 107L468 110L473 115L458 115Z","M458 173L468 173L468 170L473 165L458 165Z",{"id":680,"name":681,"role":682,"parts":683,"marker":685,"shapes":689},"screw-barrel","Screw barrel assembly","The barrel and screw supplied together as a matched set, with the screw head, ready to fit to the injection unit.",[684],"MC-SB-01",[686,687,686,688],420,336,292,{"solid":690,"hidden":695},[691,692,693,694],"M148 276L162 271L176 271L176 287L162 287L148 282Z","M178 262h6a2 2 0 0 1 2 2v30a2 2 0 0 1 -2 2h-6a2 2 0 0 1 -2 -2v-30a2 2 0 0 1 2 -2z","M186 266h280v26h-280z","M468 272h32a2 2 0 0 1 2 2v10a2 2 0 0 1 -2 2h-32a2 2 0 0 1 -2 -2v-10a2 2 0 0 1 2 -2z",[696,697,698,699,700,701,702,703,704,705,706,707,708,709,710],"M190 279L462 279","M196 269L202 289","M215 269L221 289","M234 269L240 289","M253 269L259 289","M272 269L278 289","M291 269L297 289","M310 269L316 289","M329 269L335 289","M348 269L354 289","M367 269L373 289","M386 269L392 289","M405 269L411 289","M424 269L430 289","M443 269L449 289",[712,719],{"partNumber":556,"name":713,"subcategory":72,"subcategoryName":714,"shortDescription":715,"inStock":554,"zone":239,"compatibleMachines":716},"Piston Rod Seal Set","Seals & Bearings","Piston rod seal set for injection molding machine hydraulic cylinders.",[717,718],"Haitian MA Series","Haitian MA II Series",{"partNumber":557,"name":720,"subcategory":72,"subcategoryName":714,"shortDescription":721,"inStock":554,"zone":239,"compatibleMachines":722},"Hydraulic Cylinder Seals & Y-Ring","Hydraulic cylinder seal kits and Y-ring piston rod seals for injection molding machine cylinders.",[717,718,723,724],"Yizumi A5 Series","Chen Hsong JM Series",1793548978277]