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Prod. # Length Each price Bag price Bulk price Price Buy
4889 2-1/2" $0.65 / ea $40.55 / 100 $347.00 / 1,000 $0.65 / ea $40.55 / 100 $347.00 / 1,000
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Socket head dimensions
Product details
Bolt Depot product# 4889
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 Stainless steel
Grade 18-8
A corrosion resistant steel alloy. The most common stainless steel for general hardware use.
Thread density Coarse
Diameter 1/4"
Thread count 20
Length 2-1/2"
Drive depth Minimum 0.120"
Thread direction Right hand
Head diameter 0.354" - 0.375"
Head height 0.244" - 0.250"
Drive size 3/16"
Fully threaded No
Thread length Minimum 1.00"
Body length Minimum 1.25"
Dimensional standard ASME B18.3

Matching Products

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Prod. # Description Buy
2563
$0.09 / ea
$5.62 / 100
$47.20 / 1,000
2554
Hex nylon insert lock nuts, Stainless steel 18-8, 1/4"-20
A hex nut with a nylon ring to resist loosening.
$0.15 / ea
$10.06 / 100
$84.50 / 1,000
2947
$0.09 / ea
$3.89 / 100
$31.10 / 1,000
14814
High collar lock washers, Stainless steel 18-8, 1/4"
A split lock washer designed to fit under the head of a socket cap screw.
$0.16 / ea
$8.58 / 100
$76.80 / 1,000

Related Products

Allen bits

Driver bits

Bits for Allen drive screws (a.k.a. socket products).

See also

Shoulder bolt

Shoulder bolts

Screws with an unthreaded shoulder that is larger in diameter than the threads. Also known as stripper bolts.

Socket head screw (smooth)

Socket cap (smooth)

Socket caps have a small cylindrical head with tall vertical sides. Allen (hex socket) drive is a six-sided recess for use with an Allen wrench (hex key).