Zoro Select

5/16"-18 Socket Head Cap Screw, Black Oxide Steel, 3/4 in Length, 100 PK

product price: $31.99
/pk 100, $0.32/ea

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Key Features

Hex Drive
Flat Head
  • System of Measurement Inch
  • Screw Head Type Flat
  • Drive Size 3/16 in
  • Material Steel
  • Finish Black Oxide
See all product information

Product Information


Thread Size 5/16"-18
Screw Length 3/4 in
Drive Size 3/16 in
Head Height 0.198 in
Thread Length 3/4 in
Vented Hole Size Not Vented
Min. Thread Length 3/4 in
Head Diameter 0.656 in
Dimensional Standards ASME B18.3
Minimum Thread Length 3/4 in
Length 3/4 in
Dia./Thread Size 5/16"-18
Head Dia. 0.656 in


System of Measurement Inch
Screw Head Type Flat
Drive Type Hex
Material Steel
Finish Black Oxide
Min. Tensile Strength 145,000 psi
Standards ASME B18.3, ASTM F835
Item Socket Head Cap Screw
Class 3A
Thread Style Fully Threaded
Head Angle (Deg.) 82 Degrees
Fastener Thread Type UNC (Coarse)
Rockwell Hardness C38 to C44
Thread Direction Right Hand
Temp. Range -65 Degrees F to 300 Degrees F
Thread Type Coarse
Thread Fit 3A
Maximum Temperature 300 Degrees F
Minimum Temperature -65 Degrees F
Head Type Flat
Countersink Angle 82 Degrees
Material Quality Standards ASTM F835
Tensile Strength 145,000 psi
Fastener Finish Black Oxide
Basic Material Steel
Material Grade Alloy Steel
Screw Style Socket Head Cap Screw
Fastener Industry Standards ASME B18.3, ASTM F835


Socket Flat Head Screw, Head Type Flat, System of Measurement Inch, Drive Type Socket, Drive Size 3/16 in, Material Steel, Finish Black Oxide, Thread Size 5/16 In.-18, Minimum Thread Length 3/4 in, Fastener Length 3/4 in, Head Height 0.198 in, Head Diameter 0.656 in, Pack Size Small Pack, Thread Style Fully Threaded, Special Features Not Applicable, Countersink Angle 82 Degrees , Dimensional Standards ASME B18.3, Flange Diameter Not Applicable, Flange Thickness Not Applicable

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