1-321-802-5889

NSN 5305-01-656-4909

Button Head Socket Screw

About this product

Rohs compliant.

Manufacturer part number 91255A021 for national stock number 5305016564909.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-656-4909.

  • MPN or Model

    91255A021

  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.438 inches
  • Fastener Length
    0.710 inches
  • Head Style
    Roof
  • Head Diameter
    0.230 inches
  • Head Height
    0.059 inches
  • Internal Drive Style
    Hexagon
  • End Application
    Kc-46a support equipment
  • Thread Diameter
    0.112 inches
  • Width Across Flats
    0.062 inches
  • Features Provided
    Casehardened
  • Thready Qty Per Inch (tpi)
    40
  • Min. Tensile Strength (psi)
    120000 pounds per square inch
  • Hardness Rating
    37.0 rockwell c
  • Part Name Assigned By Controlling Agency
    Alloy steel button-head socket cap screw
  • Color
    Black
  • Material
    Stainless steel
  • Material Specification
    Astm f835 assn standard single material response
  • Surface Treatment
    Black chemical finish
  • Thread Series Designator
    Unf
Socket Head Cap Screw

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Mechanic Bill explains Button Head Socket Screw

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NSN 5305016564909

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
91255A021 Mcmaster-carr Supply Company
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