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NSN 5305-01-299-7608

High Torque Screw

About this product

Between 0.579 inches and 0.609 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 HT4057-3D3A for national stock number 5305012997608.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-299-7608.

  • MPN or Model

    HT4057-3D3A

  • 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 0.579 inches and 0.609 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
  • Shank Unthreaded Hole Diameter
    0.070 inches first hole and 0.075 inches first hole
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.178 inches and 0.198 inches
  • Features Provided
    Cetyl alcohol lubricant
  • 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
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    0.458 inches first hole and 0.498 inches first hole
  • Material
    Steel comp xm-13
  • Material Specification
    Astm 5629 assn standard single material response
  • Surface Treatment
    Aluminum
  • Surface Treatment Specification
    Mil-c-83488 type 2 cl 3 military specification single treatment response
  • Thread Series Designator
    Unjf
More from these suppliers
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 5305012997608

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4057-3D3A Huck International, Inc.
HT4057-3D3A Arconic Global Fasteners & Rings,
ST3M733-3DL3 Fastener Innovation Technology, Inc.
WC4057-3D3 West Coast Aerospace Inc
HT4057-3D3A Hi-shear Corporation
HT4057-3D3A Sps Technologies, Llc
HT4057-3D3A Lisi Aerospace Canada Corp
ST3M733-3DL3 Boeing Company, The
ST3M733-3DL3 Alcoa Global Fasteners, Inc.
HT4057-3D3A Huck Intl Inc
HT4057-3D3A Alcoa Global Fasteners, Inc.
Stock Check
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