9T-1643 RETAINER PLATE | REPLACEMENT FOR CATERPILLAR

9T1643 9T-1643

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 Description:
Steel
Outer Diameter (in):
1.37
Inner Diameter (in):
1.0
Thickness (in):
0.01
Material:
Carbon Steel, Alloy Mixed: Metal

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.

Dozers

8U 6 7SU 6A 6S 7A 7S 7U 6SU 8SU 7S LGP 8A

Swamp Tractors

D7R II

Rippers

7 6 8

Suction Pumps

SPF743

Pipelayers

PL83 PL87 583T PL72

Mining Excavators

5130 5230 5130B

Motor Graders

24

Generator Sets

3508B

Rotary Blasthole Drills

MD6310 MD6250

Winches

57H 56 56H

Fellers

227

Excavators

229 225 219D 215B 225B 225D 219

Forestry Products

FB221

Track-Type Tractors

D6H XL D7R D6H XR D6T XW D6T LGP D7H D6T XL D10N D7R SERIES D6 D8 D8T D8R D8GC D10R D8N D6H II D10T D6XE D8 GC D9T D9R D6T LGPPAT D8R II D11R D11T D6T XL PAT D6T XW PAT D6 XE D7R II D6R XL D6R D6T D6R LGP D6R II D6H

Wheel Loaders

972M XE 966M XE 988F 972XE 988F II 972 XE 966 XE 966XE 966K XE

Wheel Tractor-Scrapers

623F 623E

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.