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Machine screws, Star pin-in button head, Stainless steel 18-8, 1/4"-20 x 1-1/2"

Star pin-in button head machine screws

Prod. # Length Each price Bag price Bulk price Price Buy
20553 1-1/2" $0.95 / ea $78.75 / 100 $630.00 / 1,000 $0.95 / ea $78.75 / 100 $630.00 / 1,000
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Star pin-in button machine screw dimensions
Product details
Bolt Depot product# 20553
Units US
Category Machine screws
Screws with machine threads for use with a nut or in a tapped hole.
Subcategory Machine screws
Machine screws have machine threads for use with a nut or in a tapped hole.
Head style Button
Button heads are rounded and low profile.
Drive type Star pin-in
Star pin-in is a tamper resistant drive that requires a special driver to install.
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 1-1/2"
Dimensional standard ASME B18.6.3
Tamper resistant Yes
Thread direction Right hand
Head height 0.122" - 0.132"
Head diameter 0.419" - 0.437"
Drive size T27

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
2956
Lock washers, Stainless steel 18-8, 1/4"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.08 / ea
$4.22 / 100
$36.90 / 1,000

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