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NSN 5305-01-317-0078

Button Head Socket Screw

About this product

2.500 inches fastener length, flat chamfer head style, between 0.419 inches and 0.438 inches head diameter, head height: between 0.209 inches and 0.219 inches .

Manufacturer part number 3176213-B-012 for national stock number 5305013170078.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-317-0078.

  • MPN or Model

    3176213-B-012

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    2.389 inches
  • Fastener Length
    2.500 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.419 inches and 0.438 inches
  • Head Height
    Between 0.209 inches and 0.219 inches
  • Hole Diameter
    Between 0.044 inches and 0.050 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.312 inches
  • Width Across Flats
    0.156 inches
  • Hole Quantity
    6
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    18
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Hardness Rating
    39.0 rockwell c and 45.0 rockwell c
  • Hole Configuration Style
    Hexagon flats
  • Material
    Steel
  • Surface Treatment
    Zinc and chromate
  • Surface Treatment Specification
    Astm b633 type 2, cl fe/zm 5 assn standard single treatment response
  • 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 5305013170078

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3176213-B-012 Navair And Navsea Managed
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