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NSN 5305-00-273-4956

Button Head Socket Screw

About this product

Between 0.845 inches and 0.875 inches fastener length, flat chamfer head style, between 0.457 inches and 0.469 inches head diameter, head height: between 0.306 inches and 0.312 inches .

Manufacturer part number 43S4374-3170 for national stock number 5305002734956.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-273-4956.

  • MPN or Model

    43S4374-3170

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.734 inches and 0.875 inches
  • Fastener Length
    Between 0.845 inches and 0.875 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.457 inches and 0.469 inches
  • Head Height
    Between 0.306 inches and 0.312 inches
  • Hole Diameter
    Between 0.044 inches and 0.050 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.312 inches
  • Width Across Flats
    Between 0.2500 inches and 0.2530 inches
  • Hole Quantity
    6
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    18
  • Min. Tensile Strength (psi)
    170000 pounds per square inch
  • Hardness Rating
    38.0 rockwell c and 45.0 rockwell c
  • Minimum Yield Strength
    150000 pounds per square inch
  • Hole Configuration Style
    Round internal hexagon
  • Material
    Steel
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 type 2 cl 3 federal specification single treatment response
  • Thread Series Designator
    Unc
  • Nondefinitive Specification/std Data
    6 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 5305002734956

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
43S4374-3170 Navair And Navsea Managed
FF-S-86 Federal Specifications
444268PC8 Navair And Navsea Managed
479118PC7 Navair And Navsea Managed
479121PC2 Navair And Navsea Managed
12Z1196-49 Navair And Navsea Managed
363889PC8 Navair And Navsea Managed
MS24677-50 National Aerospace Standards
MS24677-50 Military Standards
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