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Steel Hex Cap Screw: Black Oxide, Grade 8 Material Grade, 1 1/4"-7 Thread Size, 3 1/2 in Shank Lg, Partially Threaded, Imperial

Item # 557X559

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Product Specs

Material: Steel
Finish: Black Oxide
Material Grade: Grade 8
Thread Size: 1 1/4"-7
Drive: Hex
Shank Length: 3 1⁄2 in
Thread: Partially Threaded
Minimum Thread Length: 2 3⁄4 in
Head Width: 1 7⁄8 in
Head Height: 25⁄32 in
Pack Qty: 1
System of Measurement: Imperial
Specifications Met: ASME B18.2.1; SAE J429
Head Style: Hex
Minimum Tensile Strength: 150,000 psi
Overall Length: 4.28125 in
REACH Compliant: Yes
Removable: Yes
RoHS Compliant: Yes
Rockwell Hardness: C33
Screw Size: 1 1/4 in
Thread Direction: Right Hand
Thread Fit: 2A
Thread Type: UNC

Compliance and Restrictions

Country Of Origin

  • Taiwan, Republic of China

About This Product

This Steel Hex Cap Screw is made of steel, which provides strength for everyday fastening applications and is magnetic. It has a plain finish, which means that there is no finish on the fastener. It has a Grade 8 material grade and a 1 1/4"-7 thread size. This steel hex cap screw also has a 3 1/2 in shank length. It is partially threaded and has a minimum thread length of 2 3/4 in. Sold individually.

About Hex Cap Screws

Also called hex head cap screws, these fasteners have a six-sided head with a wide underside to spread loads evenly across surfaces.