Products

Choose the seal kit of Ruijueparts. Slash costly downtime. Fits equipment: DX140W-5, DX140WA Condition: New – Open box: A new, unused item Brand: DOOSAN replacementTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Choose the seal kit of Ruijueparts. Slash costly downtime. Condition: New – Open box: A new, unused item Brand: DOOSAN replacementTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Choose the seal kit of Ruijueparts. Slash costly downtime. Fits equipment: DX235LCR Condition: New – Open box: A new, unused item Brand: DOOSAN replacementTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Product Overview The 417356 Skeleton Oil Seal is a multi‑purpose oil and grease seal designed to prevent lubricant leakage and protect machinery components by keeping contaminants out and lubrication in. It fits standardized seal sizes used in industrial and automotive applications, offering reliable sealing performance for drive shafts and rotating...

Product Overview The 417509 oil seal is a multi‑lip nitrile shaft seal designed to prevent lubricant leakage and keep contaminants out in rotating equipment. It’s widely used as an industrial oil and grease sealing solution in aftermarket applications, ideal for heavy‑duty machinery maintenance and repair. Product Details: Part Name:  417509...

Choose the seal kit of Ruijueparts. Slash costly downtime.Fits equipment: 545, 558, 568, WA400, WA500-6, WD600-6 Condition: New – Open box: A new, unused item Brand: KOMATSU replacementTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Product Overview This Caterpillar 433‑5903 U‑Cup Seal is a durable hydraulic cylinder rod seal designed for heavy equipment suspension systems, ensuring reliable sealing and reduced leakage in demanding work conditions. Suitable for aftermarket use and direct replacement of OEM parts. Product Details: Part Name:  433-5903 seal kit Machine Models: AD60,...

Product Overview The 436-8721 hydraulic cylinder seal kit is a reliable aftermarket replacement for Caterpillar machinery. Designed for hydraulic cylinder resealing and maintenance applications, it includes rod seals, piston seals, backup rings, and O-rings to restore sealing performance and prevent fluid leakage. It is suitable for servicing hydraulic cylinders used...

Part Name: 4368721 Seal KitMachine Models: 444F, 444, 434, 434F2, 434FBrand: Caterpillar replacementType: Hydraulic Cylinder Seal KitApplication: Used for hydraulic cylinder repair and maintenance in backhoe loaders to restore sealing performance and prevent hydraulic oil leakage.Size: Standard SizeSupply Ability: 10,000 sets per monthPerformance: Oil SealingPlace of Origin: ChinaPackaging Details: PP...

Product Overview The 437-3547 hydraulic cylinder seal kit is a reliable aftermarket replacement for Caterpillar machinery. Designed for hydraulic cylinder resealing and maintenance applications, it includes rod seals, piston seals, backup rings, and O-rings to restore sealing performance and prevent fluid leakage. This seal kit is suitable for repairing hydraulic...

Choose the seal kit of Ruijueparts. Slash costly downtime. Fits equipment: DL420A 400-V Condition: New – Open box: A new, unused item Brand: DOOSAN replacementTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Product Overview The 4535733 seal kit is an aftermarket hydraulic cylinder seal kit developed for Caterpillar backhoe loader applications. It is mainly used for bucket cylinder sealing repair, helping restore hydraulic sealing performance and reduce internal oil leakage. This Caterpillar seal kit typically includes rod seals, piston seals, and O-rings...