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NSN 5305-00-763-6972

Button Head Socket Screw

About this product

2.750 inches fastener length, flat chamfer head style, between 0.735 inches and 0.750 inches head diameter, head height: between 0.492 inches and 0.500 inches .

Manufacturer part number 0645-0820-44UCH for national stock number 5305007636972.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-763-6972.

  • MPN or Model

    0645-0820-44UCH

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    1.500 inches
  • Fastener Length
    2.750 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.735 inches and 0.750 inches
  • Head Height
    Between 0.492 inches and 0.500 inches
  • Hole Diameter
    0.062 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.500 inches
  • Width Across Flats
    Between 0.375 inches and 0.378 inches
  • Hole Quantity
    6
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    38.0 rockwell c and 43.0 rockwell c
  • Hole Configuration Style
    Round internal hexagon
  • Material
    Steel
  • Surface Treatment
    Cadmium
  • Thread Series Designator
    Unf
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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 5305007636972

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
0645-0820-44UCH Hamilton Sundstrand Corporation
Stock Check
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