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NSN 5305-01-210-4970

High Torque Screw

About this product

Between 0.766 inches and 0.796 inches fastener length, flat countersunk head style, between 0.338 inches and 0.381 inches head diameter, grip diameter: between 0.1885 inches and 0.1895 inches .

Manufacturer part number HT4057-3-6A for national stock number 5305012104970.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-210-4970.

  • MPN or Model

    HT4057-3-6A

  • 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 0.381 inches and 0.431 inches
  • Fastener Length
    Between 0.766 inches and 0.796 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.338 inches and 0.381 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.365 inches and 0.385 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    125000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Steel comp xm-13
  • Material Specification
    Ams5629 military specification single material response
  • 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 5305012104970

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4057-3-6A Sps Technologies, Llc
HT4057-3-6A Hi-shear Corporation
ST3M733-3L6 Boeing Company, The
HT4057-3-6A Sps Technologies, Llc
ST3M733-3L6 Valley-todeco, Inc.
HT4057-3-6A Arconic Global Fasteners & Rings,
ST3M733-3L6 Heartland Precision Fasteners, Inc.
HT4057-3-6A Huck International, Inc.
ST3M733-3L6 Houston Precision Fasteners I, Lp
HT4057-3-6A Sps Technologies, Llc
ST3M733-3L6 Fastener Innovation Technology, Inc.
HT4057-3-6A Sps Technologies, Llc
11935-3L6 Macjewel Tool Development Inc
WC4057-3-6 West Coast Aerospace Inc
HT4057-3-6A Sps Technologies Ltd Tj Brooks
HT4057-3-6A Lisi Aerospace Canada Corp
HT4057-3-6A Huck Intl Inc
HT4057-3-6A Alcoa Global Fasteners, Inc.
WC4057-3-6A West Coast Aerospace Inc
11935-3L6 Reid Products Inc.
ST3M733-3L6 Twist Tite Mfg, Inc
Stock Check
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