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1D4539 Cap Screw Fits Caterpillar Models
1D4539 Cap Screw Fits Caterpillar Models
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$35.00 AUD
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One New Aftermarket Replacement Cap Screw (Hex Head Bolt) for Caterpillar (Cat) Equipment
This aftermarket replacement 1D4539 cap screw is a phosphate-and-oil-coated hex head bolt used in Caterpillar articulated dump trucks, cold planers, and earthmoving compactors. The phosphate and oil finish provides corrosion resistance and lubricity for reliable torque and clamp load in heavy-duty fastening applications.
Specifications
- Bolt Type: Hex Head Cap Screw
- Thread Size: 5/16-18 (standard coarse thread)
- Overall Bolt Length: 2-1/2 in.
- Head Height: 0.24 in.
- Head Width (across flats): 0.50 in.
- Material: Steel - SAE J429 Class 8 (ISO Class 10.9)
- Finish: Phosphate and oil coating
Compatible Models
Caterpillar Articulated Dump Trucks: 735, 740, D350E II, D400E II
Caterpillar Cold Planers: PR-1000, PR-1000C
Caterpillar Earthmoving Compactors: 826C, 826G
Replaces Part Number(s):
1D4539, 1D-4539
New aftermarket replacement part - not remanufactured, not used.



