0S1624 Cap Screw Fits Caterpillar Models

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

This aftermarket replacement hex head cap screw (Caterpillar part number 0S-1624) is a 5/8"-11 UNC threaded, Grade 8 fastener used across a wide range of Caterpillar construction, earthmoving, and power generation equipment. It features a zinc phosphate and oil coating for corrosion resistance and is rated SAE J429 Grade 8 (150 ksi), manufactured from alloy carbon steel with right-hand threading and no locking feature.

Specifications

• Bolt Type: Hex Head
• Thread Size: 5/8"-11 UNC (right-hand thread)
• Grip Length: 0.187 in (4.76 mm)
• Material: Alloy/Carbon Steel
• Coating: Zinc Phosphate + Oil
• Grade: SAE J429 Grade 8 (150 ksi)
• Locking Feature: None

Compatible Models

Caterpillar Excavators: 215, 215B, 215C, 219, 225, 225B, 229, 235, 235B, 235C, 235D, 245, 245B, E300, EL300

Caterpillar Wheel Tractor-Scrapers: 621, 621K, 627, 627K, 627K LRC, 631, 631K, 637, 637K, 657

Caterpillar Wheel Tractors: 615, 615C, 623H, 627, 627B, 627E, 627F, 627G, 627H, 637D, 637E, 637G, 637K, 650B, 657, 657B, 657E, 657G, 660B

Caterpillar Motor Graders / Hydraulic Controls: 140, 141, 143, 153, 163, 44

Caterpillar Track Skidders: 527

Caterpillar Rotary Drills: MD6250, MD6310

Caterpillar Truck Engines: C9, 3306, 1673C

Caterpillar Generator Sets: SR4, 3608 (Military)

Replaces Part Number(s):

0S1624, 0S-1624

New aftermarket replacement part - not remanufactured, not used.