1B7709 Cap Screw Fits Caterpillar Models
1B7709 Cap Screw Fits Caterpillar Models
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One New Aftermarket Replacement Cap Screw for Caterpillar (Cat) Equipment
This aftermarket replacement cap screw (hex head bolt) carries Caterpillar OEM part number 1B7709 and is also cataloged as 1B-7709. Sized at 5/8 x 8 inches, it is used in Caterpillar engine and heavy construction equipment assemblies, with multiple sources confirming fitment across Caterpillar engine families including the 1160, 3160, 3204, and 3208, as well as the 3304 and 3306 engine series where this fastener is referenced as a cylinder head bolt application.
Specifications
- Size: 5/8 x 8 in.
- Type: Hex Head Cap Screw / Bolt
- Thread: Standard Caterpillar fastener specification
Compatible Models
Caterpillar Engine Series: 1160, 3160, 3204, 3208, 3304, 3306
Note: This fastener is used across multiple Caterpillar machine platforms powered by these engine families. Verify your specific machine serial number and application before ordering.
Replaces Part Number(s):
1B7709, 1B-7709
Aftermarket Interchange Numbers
7X0363, M-1B7709, 01050633
New aftermarket replacement part - not remanufactured, not used.



