NSN 5305-00-357-1866

High Torque Screw

About this product

Between 1.329 inches and 1.359 inches fastener length, oval countersunk head style, between 0.389 inches and 0.394 inches head diameter, grip diameter: between 0.2490 inches and 0.2495 inches .

Manufacturer part number HT4028L4-14 for national stock number 5305003571866.


  • Product description

    Close Tolerance Screw NSN 5305-00-357-1866.

  • MPN or Model


  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • NMF (National Motor Freight)
    136500 - Metal NOI/metal Alloys NOI
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
  • Thread Direction
  • Thread Length
    Between 0.444 inches and 0.494 inches
  • Fastener Length
    Between 1.329 inches and 1.359 inches
  • Head Style
    Oval countersunk
  • Head Diameter
    Between 0.389 inches and 0.394 inches
  • Grip Diameter
    Between 0.2490 inches and 0.2495 inches
  • Internal Drive Style
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.865 inches and 0.885 inches
  • Thready Qty Per Inch (tpi)
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Titanium alloy
  • Material Specification
    Ams 4928 assn standard single material response or ams 4967 assn standard single material response
  • Thread Series Designator
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

Pricing and Availability

Get a quote for 5305-00-357-1866 close tolerance screw
Your Email:
Your Name:
Company Name:
Optional reference:
NSN 5305003571866

We do not share, sell, or distribute your information to any third party.
Privacy | Terms

All major credit cards accepted as well as gov. p-cards
Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4028L4-14 Sps Technologies, Llc
HT4028L4-14 Arconic Global Fasteners & Rings,
HT4028L4-14 Huck International, Inc.
HT4028L4-14 Hi-shear Corporation
HT4028L4-14 Lisi Aerospace Canada Corp
HT4028L4-14 Sps Technologies, Llc
HT4028L4-14 Alcoa Global Fasteners, Inc.
11909V4L14-1 Reid Products Inc.
ST3M466V4L14-1 Sps Technologies Ltd Tj Brooks
ST3M466V4L14-1 Boeing Company, The
HT4028L4-14 Sps Technologies Inc
HT4028L4-14 Huck Intl Inc
ST3M466V4L14-1 Alcoa Global Fasteners, Inc.
Stock Check
Availability of this NSN has not been updated recently. Submit the pricing and availbility form above to receive an up to date quote.