Home Fasteners Socket Head Cap Screw Alloy Steel 1/2-20 x 1-1/4"
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Socket Head Cap Screw, Alloy Steel, Premium Black Oxide Finish, Fine Thread, 3/8" Hex Key, 1/2-20 x 1-1/4"
(Pack of 25)

Item#: 3551 01

Lawson Products

• Full product traceability
• Diameter size rolled into the screw head for quick identification
• High-strength, heat-treated alloy steel
• Black oxide finish for corrosion protection
Premium Socket Head Cap Screws - Full traceabilty, diameter size rolled into the screw head for quick identification
• Tensile strength: 180,000 PSI (up to and including 1/2" dia.); 170,000 PSI (5/8" dia. and above)
• Conforms to ASME/ANSI B18.3 Specifications

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Catalog page#: 4-3

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Product Description

• Full product traceability
• Diameter size rolled into the screw head for quick identification
• High-strength, heat-treated alloy steel
• Black oxide finish for corrosion protection
Premium Socket Head Cap Screws - Full traceabilty, diameter size rolled into the screw head for quick identification
• Tensile strength: 180,000 PSI (up to and including 1/2" dia.); 170,000 PSI (5/8" dia. and above)
• Conforms to ASME/ANSI B18.3 Specifications

Technical Specifications

Item#: 3551 01
Diameter 1/2 "
Thread Pitch 20
Length 1-1/4 "
Material Alloy Steel
Finish Black Oxide
Head Style Socket
Tensile Strength 180,000 PSI
Thread Fine
Type Socket Head Cap Screw
Key Size 3/8 "
Drive Hex
Size 1/2-20X1-1/4
UNSPSC #: 31161518
TAA Compliant: Yes
Weight: 2.72 lb

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