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NSN 5305-01-236-6193

High Torque Screw

About this product

Finish top of head with white paint,color no. 37875 per fed-std-595.

Manufacturer part number HT4068-4-23A for national stock number 5305012366193.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-236-6193.

  • MPN or Model

    HT4068-4-23A

  • 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 1.892 inches and 1.922 inches
  • Head Style
    Oval countersunk
  • Head Diameter
    Between 0.3898 inches and 0.3948 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 1.428 inches and 1.448 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    125000 pounds per square inch
  • Countersink Angle
    101.0 degrees
  • Material
    Steel comp xm-13
  • Surface Treatment
    Aluminum
  • 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 5305012366193

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4068-4-23A Huck International, Inc.
3M926-4L23 Fastener Innovation Technology, Inc.
WC4068-4-23 West Coast Aerospace Inc
3M926-4L23 Boeing Company, The
HT4068-4-23A Arconic Global Fasteners & Rings,
11883-4L23 Reid Products Inc.
HT4068-4-23A Sps Technologies, Llc
HT4068-4-23A Sps Technologies Ltd Tj Brooks
HT4068-4-23A Sps Technologies, Llc
HT4068-4-23A Hi-shear Corporation
HT4068-4-23A Lisi Aerospace Canada Corp
HT4068-4-23A Huck Intl Inc
HT4068-4-23A Alcoa Global Fasteners, Inc.
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