1B4208 Nut Fits Caterpillar Models

One New Aftermarket Replacement Plain Hexagon Nut for Caterpillar (Cat) Equipment

This plain hexagon nut is a standard hardware fastener used across a wide range of Caterpillar (Cat) construction, agricultural, and industrial equipment. Replaces OEM Caterpillar part number 1B4208, also cross-referenced as 1A5666. Suitable for use on engines, drivetrain assemblies, trucks, track-type tractors, wheel loaders, scrapers, compactors, and more as listed below.

Specifications

• Type: Plain Hexagon Nut
• Dimensions: Approximately 1.18 x 1.18 x 0.79 in
• Weight: 0.2 lbs
• Finish: Phosphate and oil coated

Compatible Models

Caterpillar Articulated Trucks: D250E, D300D, D40D, AD40, AE40

Caterpillar Engines (Industrial/Marine/Vehicular/Truck): 3054, 3306, 3406, 3406B, 3406C, 3508, 3508B, 3512, 3512B, 3516, 3516B, D342, D342C, D343, D346, D348, D349, 1693, G342C, G3516

Caterpillar Track-Type Tractors: D4D, D4E, D4E SR, D5, D8H, D8K, D10

Caterpillar Wheel Loaders: 992

Caterpillar Wheel Tractor-Scrapers: 615, 621, 623E, 631C, 641B, 650B, 651E, 657B, 657E

Caterpillar Trucks: 772, 776C, 776D, 777, 777B, 777D, 777F

Caterpillar Vibratory Compactors: CP-433C, CS-433C

Caterpillar Track Loaders: 955H, 983

Caterpillar Pipelayers: 572G, 583K

Caterpillar Rippers/Attachments: 951, 977

Caterpillar Backhoe: D4

Caterpillar Excavators: 215B

Replaces Part Number(s):

1B4208, 1A5666

New aftermarket replacement part - not remanufactured, not used.