2H3743 Cap Screw Fits Caterpillar Models
2H3743 Cap Screw Fits Caterpillar Models
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One New Aftermarket Replacement Hex Head Bolt (Cap Screw) for Caterpillar (Cat) Equipment
This aftermarket replacement cap screw is a 1"-14 x 2" hex head bolt used across a wide range of Caterpillar (Cat) construction and heavy equipment applications. Part number 2H3743 (also formatted as 2H-3743) is listed in the official Caterpillar hardware catalog as a standard fastener used in assemblies such as the plate-to-flywheel housing connection. It is a high-strength hex head bolt commonly required during engine, drivetrain, and structural maintenance on Cat machinery.
Specifications
- Type: Hex Head Cap Screw / Bolt
- Thread Size: 1" - 14 (UNF)
- Overall Length: 2"
- Head Style: Hex Head
Compatible Models
Caterpillar (Cat): Fits multiple Caterpillar construction, engine, and heavy equipment applications. Confirm part number against your specific machine serial number and sales model before ordering.
Replaces Part Number(s):
2H3743, 2H-3743
New aftermarket replacement part - not remanufactured, not used.



