1090881 Seal Gp. Fits Caterpillar Models

One New Aftermarket Replacement Duo-Cone Seal Group for Caterpillar (Cat) Excavators and Undercarriage Equipment

This aftermarket replacement Duo-Cone Seal Group (Class C) fits the undercarriage system of Caterpillar excavators, track feller bunchers, and mobile hydraulic power units. The Duo-Cone floating face seal protects idler wheels, track rollers, and final drive components from silt, sand, and debris ingestion, maintaining oil integrity in the rotating assemblies of the undercarriage.

Specifications

• Seal Type: Duo-Cone Floating Face Seal (Class C)
• Seal Ring Outside Diameter: 146.05 mm
• Seal Ring Ramp Angle: 20 degrees
• Seal Ring Material: Alloy Cast Iron
• Toric Ring Material: Nitrile (NBR) Rubber - 60 Durometer
• Application: Undercarriage - Idler Wheel

Compatible Models

Caterpillar Excavators: 325C, 328D LCR, 330, 330 FM L, 330B, 330B L, 330C, 330C FM, 330C L, 330C MH, 330D, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E H, 336E L, 336E LH, 336E LN, 336F L, 340D L, 340D2 L, 345D

Caterpillar Mining Excavators: 5130, 5130B

Caterpillar Mobile Hydraulic Power Units: 330D, 336D L, 336E HVG, 345C L, 349D L

Caterpillar Track Feller Bunchers: 1290T, 1390, 2491, 2590, 521B, 522B, 532, 541, 541 2, 551, 552, 552 2, TK1051, TK732, TK751, TK752

Replaces Part Number(s):

1090881, 109-0881

New aftermarket replacement part - not remanufactured, not used.