124-9853 CENTER PIN | REPLACEMENT FOR CATERPILLAR

1249853 124-9853

Application: 320C M325D MH 320D FM M325D L MH
Customization: Labels and logo
Delivery: 7-15 working days
Warranty: 6-12 months
Certifications: ISO 9001 / CE

Material
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.

Integrated Toolcarrier

IT14G

Material Handler

M325D MH MH3037 M325D L MH

Wheeled Excavator

M325C MH M315C M315D M322D MH M317D2 M316C M316D M320D2 M322D2 M324D2 MH M325B M322D2 MH M318D MH M322D M322C M330D M318D M318C M318C MH

Rotary Drill

MD6380 MD6250

Compact Wheel Loader

914G

Felling Head

HF202 HF201 HFW221 HFW222 SH-56B HF222 HF221 SC-57 HF181 SS-56 HF201B

Wheeled Feller Buncher

2670D 543

Excavator

320C M325D MH 320D FM M325D L MH

Track Feller Buncher

552 2 TK752 TK751 551 552

Pipelayer

583T 587T 587R

Wheel Tractor-Scraper

627G 627F 621G 621F

Hydraulic Shovel

6030

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.

center pin

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.
valve plate

valve plate

1249852 124-9852

retainer plate

retainer plate

1249862 124-9862

retainer plate

retainer plate

1796912 179-6912

ball guide

ball guide

1796913 179-6913

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.