CaterpillarSeals & gaskets

1265985

BACKUP RING

OEM Shelved 2026-09-23
1265985 BACKUP RING

Description

Caterpillar 1265985 backup ring, sold in a sealed factory bag of 10, used with O-ring seals in hydraulic cylinder and fitting applications on Cat equipment.

Genuine Caterpillar (CAT) backup ring, part number 1265985. Original factory yellow packaging labeled Qty 10, lot code D23M09Y20PR6, Made in United States, package code 736-02 dated 11/17. Backup rings are installed alongside O-rings to prevent extrusion of the seal under high hydraulic pressure. Package appears unopened with rings visible inside.

Part no.1265985
BrandCaterpillar
ConditionOEM
CategorySeals & gaskets
StockIn stock · Miami
Shelved2026-09-23
ID1539

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