0T0065 Cap Screw Fits Caterpillar Models

One New Aftermarket Replacement Cap Screw for Caterpillar (Cat) Equipment

This Grade 8 hex head cap screw is a direct replacement for Caterpillar OEM part number 0T0065 (also formatted as 0T-0065). Used across a wide range of Caterpillar engines, machines, and construction equipment, this fastener meets the dimensional and strength requirements of the original. The phosphate-and-oil coating provides corrosion resistance for long service life in demanding field conditions.

Specifications

• Thread Size: 3/8"-16 UNC
• Length: 3-1/2 in (approximately 64 mm / 2-1/2 in per OEM catalog)
• Head Type: Hex Head
• Grade: Grade 8 / SAE J429 Class 8 (ISO Class 10.9)
• Coating: Phosphate and oil (plain coated)
• Head Width: 0.56 in
• Weight: approximately 0.1 lbs

Compatible Models

Caterpillar Engines: 3204, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3408, 3408B, 3412, 3412C, 3456, 3508, 3508B, 3512, 3512B, 3516, 3516B, 1673, 1673B, 1673C, 1674, 1676, 1693

Caterpillar Motor Graders: 120G, 130G, 140B, 140G

Caterpillar Excavators / Hydraulic Excavators: 215, 215B, 225, 225D, 229, 231D, 235, 235B, 235C, 235D, 245, 245B, 245D

Caterpillar Scrapers / Tractors: 1140, 1150, 1160, 30/30

Caterpillar Cold Planers / Road Equipment: PM200, PM-565B, PM620, PM622

Caterpillar Other Equipment: PS-500 Pneumatic Compactor, RM-350B Reclaimer Mixer, 785G Off-Highway Truck

Note: This is a widely used standard fastener that fits many additional Caterpillar models not listed above. Verify thread size and length against your machine's service manual before ordering.

Replaces Part Number(s):

0T0065, 0T-0065

New aftermarket replacement part - not remanufactured, not used.