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NSN 5305-01-231-7417

High Torque Screw

About this product

Assembled with one o-ring per st7m251,fscm 76301; lubricated with cetyl alcohol.

Manufacturer part number HT4067-4-13A for national stock number 5305012317417.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-231-7417.

  • MPN or Model

    HT4067-4-13A

  • 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 0.444 inches and 0.494 inches
  • Fastener Length
    Between 1.266 inches and 1.296 inches
  • Head Style
    Flat countersunk undercut
  • Head Diameter
    Between 0.502 inches and 0.507 inches
  • Head Height
    Between 0.071 inches and 0.073 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.802 inches and 0.822 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Steel comp xm-13
  • Material Specification
    Ams5629 assn standard single material response
  • Surface Treatment
    Aluminum and chromate
  • Surface Treatment Specification
    Mil-c-83488, type 2, class 3 military 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 5305012317417

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4067-4-13A Huck International, Inc.
HT4067-4-13A Arconic Global Fasteners & Rings,
HT4067-4-13A Sps Technologies, Llc
HT4067-4-13A Hi-shear Corporation
3M925C4-13A Boeing Company, The
11881C4-13A Reid Products Inc.
HT4067-4-13A Lisi Aerospace Canada Corp
HT4067-4-13A Huck Intl Inc
HT4067-4-13A Alcoa Global Fasteners, Inc.
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