1/4-28 x 3-1/2" Flat Head Socket Cap Screws Black Oxide Alloy Steel Qty 10

Item Specifications

• UPC 842176136646
• Package Quantity 10
• Size 1/4"-28 x 3-1/2"
• Head Style Flat
• Counter Sink Angle 82 Degree
• Head Diameter 0.531"
• Head Height 0.161"
• Drive Style Allen Hex Key
• Drive Size 5/32"
• Inch / Metric Inch
• Thread Size 1/4"-28
• Thread Dia. 0.250"
• Thread Class Class 3A
• Coarse / Fine Fine
• Threads Per Inch (TPI) 28
• Thread Coverage Partial Thread
• Length 3-1/2"
• Thread Length Dec. 1.23"
• Material Alloy Steel
• Grade Grade 8
• Finish Black Oxide
• Specification 1 ASME : B18.3
• Tensile Strength 120,000 PSI
• Core Hardness Rockwell C32
• Item Type Socket Screws
• Product Code 5150-10425
• SKU 721163