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NSN 5305-01-251-9731

Button Head Socket Screw

About this product

Material is cold rolled,carbon,killed,and spheroidized; heat treatment=harden at 840 deg. C. In a carbonitriding atmosphere for 40 min.,oil quench,temper 1 hr. Min. To rh a72-75.

Manufacturer part number 12597043 for national stock number 5305012519731.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-251-9731.

  • MPN or Model

    12597043

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    146230 - Guns Machine/parts NOI Sm Arms Ammo
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    13.2 millimeters
  • Fastener Length
    14.6 millimeters
  • Head Style
    Watertight
  • Head Diameter
    7.44 millimeters
  • Head Height
    4.0 millimeters
  • Locking Feature
    Slotted sides of head
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.164 inches
  • Width Across Flats
    4.06 millimeters
  • Thready Qty Per Inch (tpi)
    36
  • Material
    Steel comp 1055 or steel comp 1060
  • Material Specification
    Astm-a108 assn standard single material response or astm-a56 (s1 0.15-0.30%) , grain size 5-7 assn standard single material response
  • Surface Treatment
    Phosphate manganese
  • Surface Treatment Specification
    Mil-p-16232, type m, class 1 military specification single treatment response
  • Thread Series Designator
    Unef
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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 5305012519731

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
12597043 Us Army Ardec Rdecom
3602011888 Fn America, Llc
87XD1051 Fn America, Llc
3602011888 Fn Herstal Sa
5305PL0915945 Inspektorat Wsparcia Sil Zbrojnych
Stock Check
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