233-0455 BARREL | REPLACEMENT FOR CATERPILLAR

2330455 233-0455

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

Outer Diameter (in):
3.74
Height (in):
2.95
Material:
Gray cast iron (flake graphite)
Material Description:
Cast iron

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

PM312 PM313 PM310

Petroleum Engines

C15 C13 C18 C11 C9

Road Reclaimers/Soil Stabilizers

RM500B

Industrial Engines

C32 C27 C18 C9 C11 C13 C15 C9.3 C32B

Wheel Dozers

834G 834H 824H 824C 824K 814K 814 824G II 824

Landfill Dozers

2864C 586C

Motor Graders

16GC

Wheeled Excavators

MH3026 MH3024 M322F M318F M320F

Skid Steer Loaders

256C 246C 272C 262C 262C2

Telehandlers

TH330B TH560B TH220B TH360B TH355B TH350B TH580B TH340B TH460B

Extended Mining Products

LD350

Wheel Tractor-Scrapers

627K 627 623 621 657 651 623K 621K

Compact Track Loaders

289C 279C2 299C 289C2 279C

Wheel Loaders

980 XE 982XE 980K HLG 972G 966 972H 972K 972M 972 972L 966 GC 972 XE 814K 966 XE 924GZ 966XE 966K XE 980 982 924HZ 950L 972M XE 980G II 966M XE 980XE 924H 988G 924G 988H 980H 980G 980L 980K 972XE 980M 966H 966G 994F 966L 966K 966M 994H 982 XE 982M

Load-Haul-Dump (LHD) Loaders

R2900 XE R1700 XE R1700 R1700K

Hydraulic Shovels

6020B 6015B 6020 6015 6030

Engines

C32B C32B INDUSTRIAL C27 INDUSTRIAL

Engine - Machine

C27

Wheel Tractor-Scrapers

621K OEM 651

Multi-Terrain Loaders

277C 277C2 297C 287C2 287C

Locomotive Engines

C32 C27 C32B

Rotary Mixers

RM500B

Landfill Compactors

816K 826 826G II 836H 836G 816 826C 826H 826K

Mining Excavators

5110B

Material Handlers

MH3022 MH3024 MH3037 MH3049 MH3059

Rotary Blasthole Drills

MD6200

Soil Compactors

825 825H 825K 825C 815K 815 825G II

Excavators

M318F M325C

Track-Type Tractors

D8N D5N D11R D11T

Road Reclaimer

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.

barrel

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

1756796 175-6796

piston

piston

185-0250

piston

piston

168-7943

thrust plate

thrust plate

194-9481

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.