126-5640 BEARING | REPLACEMENT FOR CATERPILLAR

1265640 126-5640

Application: CS12 GC CS10 GC CP12 GC CS54B CP11 CP13 CS64B CS10 CS11 CS12 CP13 GC CS13 CS13 GC CS11 GC
Customization: Labels and logo
Delivery: 7-15 working days
Warranty: 6-12 months
Certifications: ISO 9001 / CE

Material Description:
Hardened steel
Outer Diameter (in):
3.307
Weight (lb):
0.18
Width (in):
0.61
Diameter (in):
3.31
Material:
Alloy Steel, Carbon Steel

HYDSTAR® hydraulic pumps and core components—including pump shafts, gears, bearings, piston,oil seals, barrel,swash plates,valve plate, thrust plate,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.

cold milling machine

PM312 PM313 PM310

Regeneration mixer

RM800 RM400 RM500B

Vibratory compactor

CP-64 CS-56 CS11 GC CS-54 CS54B CP-54 CP-56 CP-573E CP-533D CP-533C CP-533E CP54B CP11 GC CS-54B CB-224C CS-583E CS-531D CS-583C CS-583D CC4.0 CS-64B CB-214C CS10 GC CS-573C CS-573D CS-573E CS-533C CS-533D CS-533E CP-54B CS-74 CP-563E CP-563D CB4.0 CS-563C CS-563D CB4.4 CP-563C CS-563E CP12 GC CP-74 CS-64

multi-terrain loader

267 277B 257 267B 277 257B 247 247B3 287B 247B

asphalt paver

AP-300D AP300 AP300F

Rotary mixer

RM500B RM800

paving compactor

C13 MARINE MG630

wheeled excavator

M323F M313-07 M315D2 M314 M315 M312 M317 M315C M315D M317D2 M314-07 M316C M316F M316D M313C M313D M314F

skid steer loader

226B 252B 226B3 216B 268B 216 252B3 242B 228 226 246B 236 232 236B3 232B 248 246 242 262 248B 236B 252 216B3 262B

Compact wheel loader

904H 904B

excavator

M315F 320E LRR M317F M312 M315 320E RR

Multipurpose roller

CB4.4 CB4.0

Single drum vibratory roller

CS12 GC CS10 GC CP12 GC CS54B CP11 CP13 CS64B CS10 CS11 CS12 CP13 GC CS13 CS13 GC CS11 GC

crawler tractor

D5K LGP D4K LGP D4K2 LGP D3K2 XL D4K XL D5K2 LGP D3G D3K2 LGP D4G D5K XL D5K2 XL D3K XL D5G D4K2 XL D3K LGP

roller

CB-34B XW CC-34B CCS9 CB-36B CB-34B

Pavement recycling machine

RM800 RM400 RM600 RM500B RM500

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.

bearing

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.