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5/16" - 18tpi

Unified National Coarse (UNC)

Lubrication
It is highly recommended that some lubrication be used when assembling stainless fasteners to prevent galling and allow proper tensioning of the fastener. (e.g. Loctite 771 Anti-Seize)

  • UNC Set Screw Stainless UNC Set Screw Stainless

    Set Screw Stainless (316) : 5/16 UNC x 1/2

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 1/2" Thread length Fully threaded Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0...

    $0.50
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  • UNC Set Screw Stainless UNC Set Screw Stainless

    Set Screw Stainless (316) 5/16 UNC x 1

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 1" Thread length Fully threaded Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0.211"...

    $0.64
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  • UNC Set Screw Stainless UNC Set Screw Stainless

    Set Screw Stainless 5/16 UNC x 1 1/4

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 1 1/4" Thread length Fully threaded Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0...

    $0.55
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  • UNC Stainless Bolt Bolt Stainless (316) 5/16 UNC x 1 1/2

    Bolt Stainless (316) 5/16 UNC x 1 1/2

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 1 1/2" Thread length 7/8" Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0.211" - Min...

    $0.86
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  • Bolt Stainless (316) : 5/16 UNC x 2

    Bolt Stainless (316) : 5/16 UNC x 2

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 2" Thread length 7/8" Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0.211" - Min 0...

    $1.26
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  • Bolt Stainless 5/16 UNC x 2 1/4

    Bolt Stainless 5/16 UNC x 2 1/4

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 2 1/4" Thread length 7/8" Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0.211" - Min...

    $0.90
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  • Bolt Stainless 5/16 UNC x 2 3/4

    Bolt Stainless 5/16 UNC x 2 3/4

      Shank diameter 5/16" (Max 0.3125 - Min 0.3065") Length from under the head 2 3/4" Thread length 7/8" Thread pitch 18 tpi Thread angle 60 degrees Width across flats 1/2" (Max 0.500" - Min 0.489") Head Height 13/64" (Max 0.211" - Min...

    $1.25
  • Bolt Stainless 5/16 UNC x 4 1/2

    Bolt Stainless 5/16 UNC x 4 1/2

     Thread  5/16 - 18 UNC  Shank diameter  5/16" (Max 0.3125 - Min 0.3065")  Length  measured from under the head    4 1/2"  Thread length  7/8"  Thread pitch  18 tpi  Width...

    $2.00
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