The 0L-1143 is a Caterpillar OEM hex head bolt, commonly used in heavy machinery applications such as drive shafts and drive trains.
The 0L-1143 is a Caterpillar OEM hex head bolt, commonly used in heavy machinery applications such as drive shafts and drive trains. It’s a precision-engineered fastener designed to meet rigorous industrial standards.
Key Specifications
Attribute
Details
Part Number
0L-1143
Type
Hex Head Bolt
Thread Size
0.375-16 (3/8"–16 UNC)
Thread Class
2A
Thread Direction
Right-hand
Thread Length
0.750 inches (min)
Fastener Length
2.500 inches (nominal)
Head Style
Hexagon
Head Height
0.273–0.289 inches
Width Across Flats
0.551–0.562 inches
Grip Length
1.750 inches (nominal)
Material Finish
Phosphate and oil coated
Application
Drive shaft, drive train, logistics support vessel
