3/8" UNF x 1 3/4" Socket Cap Head Screw Self Colour 1936-1960

Self Colour Allen Socket Head Cap Screw 3/8 UNF x 1 3/4"

Socket cap head screw, commonly called an allen key bolt. Frequently used on machinery where fasteners are found in tight, hard to reach spaces. Made from high-tensile steel coated in a black oxide passivation which acts as a great base for self-colouring. These cap head bolts conform to 1936-1960 socket screw standards and have a precisely formed, unified fine (UNF) threading. 

Socket Cap Head Screw Specifications

• Diameter (B): 3/8
• Length (A): 1 3/4"
• Head depth (D): 0.375 inches
• Head diameter (C): 0.562 inches
• Threads per Inch: 24tpi
• Hex / Allen Key Size: 5/16"
  
• Material Coating: Black Oxide

Find all our UNF self colour socket cap head screws here.

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