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NSN 5305-01-439-4214

Button Head Socket Screw

About this product

0.500 inches fastener length, flat countersunk head style, 0.307 inches head diameter, internal drive style: hexagon.

Manufacturer part number 91253A194 for national stock number 5305014394214.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-439-4214.

  • MPN or Model

    91253A194

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.438 inches
  • Fastener Length
    0.500 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.307 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.164 inches
  • Width Across Flats
    0.078 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 45.0 rockwell c
  • Countersink Angle
    80.0 degrees
  • Color
    Black
  • Material
    Steel
  • Material Specification
    Astm a835 assn standard single material response
  • Surface Treatment
    Oxide
  • Thread Series Designator
    Unc
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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 5305014394214

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
91253A194 Mcmaster-carr Supply Company
PWA80896-2 United Technologies Corporation
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