Socket Head Shoulder Screw, Alloy Steel, Black Oxide Finish, 3/8" Shoulder Diameter and 3-3/4" Length, 5/16-18 Thread
(Pack of 10)

SKU:55320 Item#: 55320

Lawson Products

• Heat-treated alloy steel
• Black oxide head and threads, polished steel shoulder
• Class 3A fully-formed threads
• Conforms to ANSI B18.3 and ASTM A574 specifications
• 140,000 PSI minimum tensile strength

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Catalog page#: 4-7

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Product Description

• Heat-treated alloy steel
• Black oxide head and threads, polished steel shoulder
• Class 3A fully-formed threads
• Conforms to ANSI B18.3 and ASTM A574 specifications
• 140,000 PSI minimum tensile strength

Technical Specifications

Item#:	55320
Shoulder Diameter	3/8 "
Shoulder Length	3-3/4 "
Material	Alloy Steel
Finish	Black Oxide
Thread Diameter	5/16 "
Thread Pitch	18
Thread Length	1/2 "
Key Size	3/16 "
Tensile Strength	140,000 PSI
UNSPSC #:	31161517
TAA Compliant:	No
Weight:	1.48 lb

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