1659281 Seal-Lip T Fits Caterpillar Models

One New Aftermarket Replacement Lip-Type Seal for Caterpillar (Cat) Excavators and Material Handlers

This aftermarket replacement lip-type seal (Seal-Lip T) fits a range of Caterpillar hydraulic excavators and material handlers. It is used in hydraulic cylinder assemblies including swing boom, stick, and cab riser cylinders, providing a leak-free barrier to protect cylinder internals from contamination. The seal is constructed from urethane rubber (90 durometer) and is designed to maintain hydraulic pressure and extend service life in demanding construction environments.

Specifications

• Construction Type: Scraper / Lip-Type Seal
• Material: Urethane Rubber – 90 Duro
• Axial Width: 11 mm
• Bore Diameter: 74.015 mm
• Seal OD: 74.23 mm
• Shaft OD: 57.7 mm
• Weight: 0.05 lbs

Compatible Models

Caterpillar Excavators and Material Handlers: 307B, 307C, 307D, 308C, 308D, 324D L, 325D, 325D MH, 330C, 330D, 330D L, 330D MH, 336D L, 345C, 345C MH, M325D L MH, M325D MH, M330D

Replaces Part Number(s):

1659281, 165-9281

Aftermarket Interchange Numbers

CA1659281, 1163391, 0961884

New aftermarket replacement part – not remanufactured, not used.