1-321-802-5889

NSN 5305-01-199-7826

High Torque Screw

About this product

0.138-32 unjc-3b thread 0.300 - 0.345 from top of head,counterbore 0.145 - 0.150 dia. X 0.055 - 0.065 depth.

Manufacturer part number HT4075V4-7-16 for national stock number 5305011997826.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-199-7826.

  • MPN or Model

    HT4075V4-7-16

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.444 inches and 0.494 inches
  • Fastener Length
    Between 0.892 inches and 0.922 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.456 inches and 0.508 inches
  • Grip Diameter
    Between 0.2490 inches and 0.2495 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.428 inches and 0.448 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    95000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Iron alloy 661
  • Material Specification
    Ams4928 assn standard single material response or ams4967 assn standard single material 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 5305011997826

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4075V4-7-16 Arconic Global Fasteners & Rings,
3M1034V4-7-16 Boeing Company, The
3M1034V4-7-16 Sps Technologies, Llc
11839V4-7-16 Reid Products Inc.
3M1034V4-7-16 Alcoa Global Fasteners, Inc.
HT4075V4-7-16 Hi-shear Corporation
HT4075V4-7-16 Sps Technologies, Llc
HT4075V4-7-16 Lisi Aerospace Canada Corp
HT4075V4-7-16 Alcoa Global Fasteners, Inc.
HT4075V4-7-16 Sps Technologies, Llc
3M1034V4-7-16 Boeing Company, The
HT4075V4-7-16 Sps Technologies, Llc
HT4075V4-7-16 Hi-shear Corporation
HT4075V4-7-16 Sps Technologies, Llc
HT4075V4-7-16 Alcoa Global Fasteners, Inc.
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