4N2786 Oil Seal Fits Caterpillar
4N2786 Oil Seal Fits Caterpillar
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One New Aftermarket Replacement Oil Seal Fits Caterpillar (Fits CAT) Engines and Equipment
This aftermarket replacement oil seal fits a wide range of Fits Caterpillar (Fits CAT) engines used in industrial, marine, generator, and heavy equipment applications. Known as a throttle shaft/rod lip seal on the 3208 engine series, this seal prevents oil and fuel intrusion and is a common maintenance replacement on aging Fits CAT powerplants.
Compatible Models
Fits Caterpillar Engines - Industrial/Machine: 3208, 3304, 3306, D330C, D333C, SR4
Fits Caterpillar Engines - Marine: 3208, 3304, 3306, D330C, D333C
Fits Caterpillar Track Tractors: D4D, D4E, D5, D5B, D6C, D6D, D7F, D7G
Fits Caterpillar Track Loaders: 941, 941B, 951, 951B, 951C, 955K, 955L, 977, 977K, 977L
Fits Caterpillar Motor Graders: 12F, 12G, 14E, 14G, 120, 120B, 120G, 130G, 140, 140B, 140G
Fits Caterpillar Scrapers: 5A, 5S, 6A, 6S, 4A, 627, 627B, 637, 637B, 637D, 639D
Fits Caterpillar Excavators: 215, 225, 235
Fits Caterpillar Wheel Skidders: 518, 528
Fits Caterpillar Generators: SR4
Replaces Part Number(s):
4N2786, 4N-2786, 4N2786-A, 2W4037, 2W-4037, 2W4037-A
Aftermarket Interchange Numbers
M-2W4037
New aftermarket replacement part - not remanufactured, not used.
Additional Information:
15.88mm Shaft DiameterReference Numbers:
2W4037,4N2786Product Category:
ConstructionView More: Construction Replacement Parts

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Throttle shaft seal on 3208 cat engine. Does what it's supposed to do. Great price too.


