2M3974 Ring, Retainer Fits Caterpillar Models

One New Aftermarket Replacement Retaining Ring for Caterpillar (Cat) Equipment

This retaining ring (part number 2M3974, also referenced as 2M-3974) is used across a wide range of Caterpillar construction and engine equipment to secure components in place and prevent unwanted axial movement. The ring is a small but critical fastening hardware item found in engine and drivetrain assemblies on Cat machinery.

Specifications

• Dimensions: approximately 4 x 4 x 0.1 in.
• Weight: approximately 0.01 lbs.

Compatible Models

Caterpillar Motor Graders: 120G, 12G, 130G, 140G, 14E, 14G, 14H NA, 160G, 16G, 16H NA

Caterpillar Pipelayers / Logging Equipment: 528, 572G, 572R, 572R II, 578, 583R, 583T, 587R, 587T, 589

Caterpillar Scrapers: 621, 623, 641B, 651E, 657B, 657E, 657G

Caterpillar Wheel Loaders / Other Equipment: 910, 931B, 977K

Caterpillar Track-Type Tractors: D10N, D10R, D10T, D10T2, D11N, D11R, D11T, D6C, D6D, D6E, D6G, D6G2 LGP, D6G2 XL, D6H, D6H XL, D6H XR, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7F, D7G, D7G2, D7H, D7R, D7R II, D7R XR, D8L, D8N, D8T, D9L, D9R, D9T

Caterpillar Engines: 3176C, 3304, 3306, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412

Replaces Part Number(s):

2M3974, 2M-3974, CA2M3974

New aftermarket replacement part - not remanufactured, not used.