1261757 Washer Sealing Fits Caterpillar Models

One New Aftermarket Replacement Sealing Washer for Caterpillar (Cat) Engines and Equipment

This sealing washer (Caterpillar part number 1261757 / 126-1757) is used in bolted joints to prevent fluid leaks through bolt holes in engine and equipment applications. It is a metal washer with a bonded rubber center, engineered to seal against oil, coolant, and hydraulic fluid in the gear housing, timing cover, and related assemblies of Caterpillar diesel engines including the 3406E, C15, C16, C18, and C7 series.

Specifications

• Dimensions: 0.79 x 0.79 x 0.08 in.
• Weight: 0.01 lbs.
• Construction: Steel washer with bonded rubber sealing center
• Sold individually

Compatible Models

Caterpillar Engines: 3116, 3126, 3126B, 3126E, 3406E, C7, C15, C16, C18

Caterpillar Motor Graders: 12H, 12K, 12M, 120H, 120K, 120K 2, 135H, 140G, 140K, 140K 2, 140M, 140M 2, 160K, 160M, 160M 2

Caterpillar Excavators: 322C, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325C, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 326D L, 328D LCR, 329D, 329D L, 329D LN, 330C, 330C FM, 330C L, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, 365C, 365C L, 365C L MH, 374D L, 374F L, 385B, 385C, 385C FS, 385C L

Caterpillar Off-Highway Trucks / Other Equipment: 2290, 2390, 2391, 2491, 24M, 2590

Replaces Part Number(s):

1261757, 126-1757

Aftermarket Interchange Numbers

PAI 336054, CAP336054, M-1261757 (Interstate-McBee), OS600-0002-7/16

New aftermarket replacement part - not remanufactured, not used.