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Socket cap, Alloy steel black oxide finish, #4-40 x 1/4"

Socket head screw

Prod. # Length Each price Bag price Bulk price Price Buy
7888 1/4" $0.09 / ea $5.69 / 100 $45.90 / 1,000 $0.09 / ea $5.69 / 100 $45.90 / 1,000
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Socket head dimensions
Socket head dimensions
Product details
Bolt Depot product# 7888
Units US
Category Socket screws
Screws with an Allen wrench drive.
Head style Socket cap
Socket caps have a small cylindrical head with tall vertical sides.
Drive type Allen
Allen (hex socket) drive is a six-sided recess for use with an Allen wrench (hex key).
Material Alloy steel
A high strength heat treated alloy steel.
Finish Black oxide
A chemically produced coating that leaves the steel surface with a matte black finish and offers mild corrosion resistance.
Thread density Coarse
Diameter #4
Thread count 40
Length 1/4"
Drive depth Minimum 0.051"
Thread direction Right hand
Diameter in inches 0.112"
Head diameter 0.176" - 0.183"
Head height 0.108" - 0.112"
Drive size 3/32"
Fully threaded Yes
Dimensional standard ASME B18.3
Material standard ASTM A574

Matching Products

Click on a product # for additional info

Prod. # Description Buy
14793
High collar lock washers, Alloy steel black oxide finish, #4
A split lock washer designed to fit under the head of a socket cap screw.
$0.07 / ea
$4.00 / 100
$36.30 / 1,000

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