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NSN 5305-00-151-8644

High Torque Screw

About this product

Retaining balls in shank.

Manufacturer part number AS108-04-30 for national stock number 5305001518644.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-151-8644.

  • MPN or Model

    AS108-04-30

  • 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
    Between 0.277 inches and 0.328 inches
  • Fastener Length
    Between 2.293 inches and 2.313 inches
  • Head Style
    Crowned hexagon
  • Head Height
    Between 0.126 inches and 0.141 inches
  • Width Between Flats
    Between 0.430 inches and 0.439 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Shank Unthreaded Hole Diameter
    0.081 inches first hole
  • Internal Drive Style
    Slot
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 1.875 inches and 1.891 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Hardness Rating
    39.0 rockwell c and 45.0 rockwell c
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    2.216 inches first hole
  • Surface Finish
    63.0 microinches grip
  • Material
    Steel comp 8740
  • Material Specification
    Mil-s-6049 military specification single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2 cl 3 federal specification 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 5305001518644

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
AS108-04-30 Avibank Mfg., Inc.
VP1119-4-30 Alcoa Global Fasteners, Inc.
CA2630-0430 Arconic Global Fasteners & Rings,
GB511AE4-30 Northrop Grumman Systems Corporation
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