281-2323 Stick / Arm Cylinder Seal Kit for Caterpillar 303.5C 304D CR 304E Mini Excavators

281-2323 Stick / Arm Cylinder Seal Kit for Caterpillar Equipment

Address hydraulic fluid leaks and restore proper stick / arm cylinder sealing performance with the WINSCHEN 281-2323 Seal Kit. Engineered for Caterpillar mini hydraulic excavator cylinder service, this aftermarket repair kit provides the essential sealing components required to rebuild and maintain the arm cylinder assembly.

Key Features

Direct Replacement: Manufactured to match OEM fitment requirements for Caterpillar part number 281-2323.
Hydraulic Cylinder Service: Designed for stick / arm cylinder repair, helping restore sealing performance and reduce hydraulic oil leakage.
Durable Aftermarket Solution: Built with oil-resistant sealing materials for compact excavation and construction applications.
Cost-Effective Maintenance: A practical replacement option for reducing downtime during hydraulic cylinder rebuilding.

Compatible Equipment Models

Mini Hydraulic Excavators: 303.5C, 304D CR, 304E Caterpillar

Seal Kit Related Parts

Part No	Qty	Parts name
146-3957	1	RING
146-3958	1	RING
095-1709	1	SEAL-O-RING
237-6124	1	RING
095-1710	1	SEAL-O-RING
146-3923	1	SEAL AS
237-6136	2	RING

Specifications

Part Number	281-2323 (2812323)
Part Type	Stick / Arm Cylinder Seal Kit / Service Kit
Application	Hydraulic Cylinder Rebuild
Brand	WINSCHEN
Country of Origin	China
SKU	CTC-281-2323
MOQ	1 SET
Delivery Time	1-3 business days

To ensure proper fitment, please verify your machine exact model and original hydraulic cylinder configuration with our support team prior to purchasing. We offer fast global shipping to keep your heavy machinery operating efficiently.

Related Caterpillar Seal Kit Categories

Browse more Caterpillar replacement parts or compare other hydraulic cylinder seal kits. For fitment confirmation, send the OEM part number, machine model through our inquiry form or WhatsApp.