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NSN 5305-01-440-4456

High Torque Screw

About this product

0.532 inches fastener length, flat countersunk head style, between 0.265 inches and 0.272 inches head diameter, head height: 0.046 inches .

Manufacturer part number 3M1170D3-3F for national stock number 5305014404456.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-440-4456.

  • MPN or Model

    3M1170D3-3F

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.345 inches
  • Fastener Length
    0.532 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.265 inches and 0.272 inches
  • Head Height
    0.046 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Internal Drive Style
    Cross recess type ii
  • Thread Diameter
    0.190 inches
  • Grip Length
    0.187 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    100.0 degrees
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Stainless steel
  • Material Specification
    Mda23-112, cage76301 mfr ref single material response
  • Surface Treatment
    Aluminum
  • Surface Treatment Specification
    Mil-c-83488, ty2, cl3 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 5305014404456

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3M1170D3-3F Boeing Company, The
11825D3-3F Reid Products Inc.
11845D3-3F Reid Products Inc.
TX1027D3-3F Sps Technologies, Llc
TX1027D3-3F Sps Technologies, Llc
TX1027D3-3F Hi-shear Corporation
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