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Hex Socket Head Shoulder Screw, 1/2
Socket Head Shoulder Screw Steel 3/4 x 3-1/2
Hex Socket Head Shoulder Screw, 1/2
Socket Head Shoulder Screw Steel 3/4 x 3-1/2

Socket Head Shoulder Screw, Alloy Steel, Black Oxide Finish, 1/2" Shoulder Diameter and 2-1/4" Length, 3/8-16 Thread
(Pack of 10)

Item#: 55321

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#: 55321
Shoulder Diameter 1/2 "
Shoulder Length 2-1/4 "
Material Alloy Steel
Finish Black Oxide
Thread Diameter 3/8 "
Thread Pitch 16
Thread Length 5/8 "
Key Size 1/4 "
Tensile Strength 140,000 PSI
UNSPSC #: 31161517
TAA Compliant: No
Weight: 1.76 lb

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