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NSN 5305-00-163-7443

Button Head Socket Screw

About this product

0.500 inches fastener length, flat countersunk head style, between 0.218 inches and 0.255 inches head diameter, internal drive style: hexagon.

Manufacturer part number FFS86 for national stock number 5305001637443.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-163-7443.

  • MPN or Model

    FFS86

  • 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
    0.417 inches
  • Fastener Length
    0.500 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.218 inches and 0.255 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.112 inches
  • Width Across Flats
    0.0635 inches
  • Thready Qty Per Inch (tpi)
    40
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 45.0 rockwell c
  • Countersink Angle
    82.0 degrees
  • Material
    Steel
  • Surface Treatment
    Oxide
  • Thread Series Designator
    Unc
  • Nondefinitive Specification/std Data
    4 type
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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 5305001637443

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