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NSN 5305-00-530-6174

High Torque Screw

About this product

Between 1.430 inches and 1.450 inches fastener length, flat chamfer head style, between 0.5565 inches and 0.5615 inches head diameter, head height: between 0.368 inches and 0.375 inches .

Manufacturer part number 53G970852-5 for national stock number 5305005306174.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-530-6174.

  • MPN or Model

    53G970852-5

  • 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 0.640 inches and 0.680 inches
  • Fastener Length
    Between 1.430 inches and 1.450 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.5565 inches and 0.5615 inches
  • Head Height
    Between 0.368 inches and 0.375 inches
  • Grip Diameter
    Between 0.4365 inches and 0.4370 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.437 inches
  • Grip Length
    Between 0.770 inches and 0.790 inches
  • Width Across Flats
    Between 0.3125 inches and 0.3160 inches
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Surface Finish
    63.0 microinches threads
  • Material
    Steel comp e4340
  • Material Specification
    Mil-s-5000, cond c military specification single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Ps13101, type 2 class 3, fscm 76301 mfr ref single treatment response
  • Thread Series Designator
    Unjf
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Close Tolerance Screw

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Mechanic Bill explains High Torque Screw

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NSN 5305005306174

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
53G970852-5 Boeing Company, The
53G970852-5 Mercer Products & Manufacturing
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