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266-7837 RETAINER PLATE | REPLACEMENT FOR CATERPILLAR

2667837 266-7837

Application: HYDRAULIC PUMP & MOTOR
MOQ: 1 PCS
Customization: Labels and logo
Delivery: 7-15 working days
Warranty: 6-12 months
Certifications: ISO 9001 / CE

Enquiry
retainer plate

Material:

Alloy Steel

HYDSTAR® hydraulic pumps and core components—including pump shafts, gears, bearings, oil seals, swash plates, cylinder blocks, retainer plates, ball guides, friction plates, thrust plates, bushings, and gaskets—are engineered to deliver superior power support for heavy-duty equipment and high-load applications. By maintaining efficient, stable fluid circulation and pressure output, they effectively minimize system wear and prevent mechanical damage caused by poor lubrication or pressure fluctuations.

Precision Manufacturing and Superior Materials: Components are precision-machined from high-strength premium carbon steel and wear-resistant stainless steel. This fundamentally enhances the rigidity and fatigue strength of core parts, ensuring reliable operation even under extreme working conditions.

Reliable Sealing and Extended Service Life: Featuring optimized, high-quality oil seal and gasket combinations alongside hardened bearing retaining rings, these components effectively prevent internal leakage and reduce operational friction, significantly extending the service life of the entire assembly.

Rigorous Testing and Reliable Quality: Every HYDSTAR® component is manufactured to exacting standards and undergoes rigorous performance and quality testing. This ensures a perfect fit for your equipment, guaranteeing efficient system operation and outstanding overall performance.

Whether for routine maintenance, major system overhauls, or component replacements, HYDSTAR® provides durable, trustworthy solutions for heavy-duty hydraulic and lubrication systems.

Road Reclaimer/Soil Stabilizer

RM-300 RM-500

Wheel Dozer

834 834K 824K 824

Transmission

TR16-C7.1

Wheel Skidder

535D 545D 555D 525D

Asphalt Paver

AP500F AP1055 AP500 AP-1055F AP-1055E PE636 AP-1000E AP-1000F AP400 AP-555E AP555 BG1000E AP455 AP-500E BG1055E AP555F BG500E AP1000

Motor Grader

12H 12M 120H 24 12M 3 12M 2 14 120M 160H 160M 140M 3 AWD 12M 3 AWD 140M 3 140M 2 135H 120M 2 163H 160 140M 140H 160M 2 160M 3 16H 14L 150 14M 160M 3 AWD 140 143H 14H

Integrated Toolcarrier

IT62G II IT62H IT38G II IT38H

Wheeled Excavator

MH3026 MH3040 M316F M314F M330D

Double Drum Vibratory Roller

CB10 CB8 CB7

Wheeled Feller Buncher

2570C 2570D 573C 573D 563C 563D 2670C 553C 2670D 2470C

Forestry Products

548 558

Wheel Loaders

966F II 962M Z 962 988 XE 950M Z 950G II 962H 988 950H 950K 962L 962K 950M 950L 962M 938G II 988K XE 988K 962G II 938H 966F 950

OEM Mobile Hydraulic Power Unit

336MHPU

Load-Haul-Dump (LHD) Loaders

R1700 XE

Engine - Machine

C32

Wheel Tractor-Scrapers

651E 657E 657G

Vibratory Compactors

CB10 CB-54B CB7 CD-44B CB-44B CB46B CD-54B

Landfill Compactors

836 826 836K 826K

Material Handlers

MH3250 MH3022 MH3024 MH3037 MH3032 MH3040 MH3295

Forwarders

584HD 584

Soil Compactors

825 825K

Excavators

340 345B II 330D MH 336 GC 336D MH3295 336D2 L 330D LN 340D2 L FM548 374F L 390F 374F MH3040 336D LN 336D2 GC 340D L 335 336 3101 385B 330D FM 345C 336 MHPU 395 336D L 336D2 FM558 330D 390F L 374 330D L 345 GC

Track-type Tractors

D6T LGP D6 D6XE D6T LGPPAT D6T XL PAT D6T XW PAT D6 XE D6T XW D6T XL D6T D7E LGP D7E

Road Rollers

CB8 CB7 CD10 CB10 CD8

Mobile Hydraulic Power Units

330D L 340D2 L 336D L 330D 336D 390F

Product Introduction

Precision Manufacturing

Our Piston Pump Spare Parts are manufactured with strict dimensional control and precision machining processes to ensure accurate fitment and reliable operation. Critical components are carefully processed to maintain proper tolerances, surface finish, and matching accuracy. Precise manufacturing helps reduce abnormal wear, internal leakage, and operating instability, supporting consistent hydraulic performance after repair or replacement.

Excellent Wear Resistance

Selected materials and optimized surface treatments help provide excellent resistance to friction, pressure, and continuous mechanical contact. Components such as pistons, cylinder blocks, valve plates, and swash plates are designed to withstand demanding hydraulic operating conditions. Improved wear resistance helps maintain stable clearances and contact surfaces, contributing to longer component life and more reliable pump operation.

retainer plate

Accurate Component Matching

Proper matching between internal components is essential to piston pump efficiency and reliability. Our spare parts are designed to provide accurate contact and dimensional compatibility between pistons, slippers, cylinder blocks, valve plates, retainers, shafts, and other critical components. Correct component matching helps maintain stable pressure, smooth rotation, and efficient hydraulic power transmission.

Reliable Hydraulic Performance

High-quality replacement parts help restore the operating performance of worn or damaged piston pumps. Accurate sealing surfaces and controlled internal clearances help reduce unnecessary leakage and pressure loss while supporting stable oil flow and efficient operation. Proper replacement of critical components can improve pump response, reduce vibration, and help restore normal system performance.

 

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Request A Free Quote

Don't hesitate to contact us. HYDSTAR HYDRAULIC experts are very happy to help you, provide a variety of flexible and reliable solutions to help you solve various problems.