Home Button Head Socket Cap Screws Button Head Socket Cap Screw Steel #4-40 x 1/2"
Button Head Socket Cap Screws
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Button Head Socket Cap Screw Steel #4-40 x 1/2"
(Pack of 50.0)

Lawson Products

• High-strength, heat-treated high-alloy steel
• Cold-formed
• Black oxide finish
• Conforms to ANSI B18.3 and Federal FF-S-86 specifications
• For light fastening applications such as guards, hinges, cover plates, etc., where appearance is important
NOTE: Button heads should not be used in critical high-strength applications where socket head cap screws should be used.

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Catalog page#: 4-8

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Product Description

• High-strength, heat-treated high-alloy steel
• Cold-formed
• Black oxide finish
• Conforms to ANSI B18.3 and Federal FF-S-86 specifications
• For light fastening applications such as guards, hinges, cover plates, etc., where appearance is important
NOTE: Button heads should not be used in critical high-strength applications where socket head cap screws should be used.

Technical Specifications

Item#: 85958
Diameter #4
Thread Pitch 40
Length 1/2 "
Head Style Button
Finish Black Oxide
Material Alloy Steel
Thread Coarse
Tensile Strength 150,000 PSI
Type Button Head Cap Screw
Drive Hex
Key Size 1/16 "
Size 4-40X1/2 "
UNSPSC #: 31161518
TAA Compliant: Yes
Weight: 0.08 lb

Product Restrictions

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