0L0478 Bolt Fits Caterpillar Models

One New Aftermarket Replacement Bolt for Caterpillar (Cat) Construction and Industrial Equipment

This Grade 8 hex head cap screw replaces Caterpillar OEM part number 0L0478 and is used across a wide range of Caterpillar construction, industrial, and earthmoving equipment. The fine-thread UNF fastener features a phosphate and oil coating for corrosion resistance and is suited for demanding heavy-equipment applications.

Specifications

• Thread Size: 3/8"-24 UNF (Fine Thread)
• Total Length: 1-3/4 in
• Grip Length: 0.75 in
• Head Type: Hex Head
• Head Height: 0.29 in
• Head Width: 0.56 in
• Grade: 8
• Finish: Phosphate and Oil Coated
• Weight: 0.07 lbs

Compatible Models

Caterpillar Motor Graders: 12E, 12G, 12H, 12H ES, 12H NA, 12K, 120B, 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 127, 130G, 135H, 135H NA, 140, 140B, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 160G, 160H, 160H ES, 160H NA, 160K

Caterpillar Articulated Trucks: D25C, D25D, D250B, D250D, D250E, D250E II, D30C, D300B, D300D, D300E, D300E II, D350C, D35C, D35HP, D400, D44B, D550B

Caterpillar Asphalt Pavers: AP-650B, AP-655C

Caterpillar Military/Engineer Support Tractors: DEUCE, 30-30

Additional Caterpillar Equipment: Telehandlers and Marine Products (refer to machine service manual to confirm fitment for specific serial number ranges)

Replaces Part Number(s):

0L0478, 0L-0478

New aftermarket replacement part - not remanufactured, not used.