155-9122 SWASH PLATE | REPLACEMENT FOR CATERPILLAR

1559122 155-9122

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

Material:

Alloy Steel,Ductile (Spheroidal) Iron

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/Mixer

RM800

Pipelayer

PL87 PL72

Vibratory Compactor

CB10 CB-54B CD-54B

Rotary Mixer

RM800

Material Handler

MH3295 MH3022 MH3024 MH3032 MH3040

Wheeled Excavator

MH3040 MH3026 M330D W345B II

Tandem Vibratory Roller

CB7 CB10

Forwarder

584 584HD

Excavator

336 MHPU 345B II 345B L 330D MH 336 GC 336D 336D2 L 330D LN 340D2 L 336D L 374F L 336D2 390F 374F 345B II MH 330D MH3040 336D LN 390F L 336D2 GC 340D L 336 330D L 330D FM 345B

Track-Type Tractor

D6T XW D6T LGP D6T XL D6T LGPPAT D6T XL PAT D6T XW PAT D6T D7E LGP D7E

Wheel Loader

938G II 962G II 950G II

OEM Mobile Hydraulic Power Unit

336MHPU

Load-Haul-Dump (LHD) Loader

R1700 XE

Roller

CB10 CD10

Mobile Hydraulic Power Unit

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

Road Reclaimer

RM600 RM800

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.

swashplate

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.

 

Related Products

Reliable accessory solutions suitable for a variety of engineering machinery and operating scenarios, ensuring stable equipment operation and effectively reducing maintenance and operating costs.
swashplate

swashplate

3402125 340-2125

barrel

barrel

578-2945

barrel

barrel

233-4885

valve plate

valve plate

233-2535

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.