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NSN 5305-00-316-8104

High Torque Screw

About this product

Between 1.766 inches and 1.796 inches fastener length, fillister countersunk head style, between 0.389 inches and 0.394 inches head diameter, head height: between 0.070 inches and 0.074 inches .

Manufacturer part number HT4024L4-21 for national stock number 5305003168104.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-316-8104.

  • MPN or Model

    HT4024L4-21

  • 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 0.444 inches and 0.494 inches
  • Fastener Length
    Between 1.766 inches and 1.796 inches
  • Head Style
    Fillister countersunk
  • Head Diameter
    Between 0.389 inches and 0.394 inches
  • Head Height
    Between 0.070 inches and 0.074 inches
  • Grip Diameter
    Between 0.2490 inches and 0.2495 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 1.302 inches and 1.322 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    125000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Stainless steel
  • Material Specification
    Ams 5629 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal 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 5305003168104

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4024L4-21 Huck International, Inc.
HT4024L4-21 Arconic Global Fasteners & Rings,
HT4024L4-21 Sps Technologies, Llc
HT4024L4-21 Sps Technologies, Llc
HT4024L4-21 Hi-shear Corporation
HT4024L4-21 Lisi Aerospace Canada Corp
ST3M455-4L21-1 Fastener Innovation Technology, Inc.
11907-4L21-1 Reid Products Inc.
ST3M455-4L21-1 Alcoa Global Fasteners, Inc.
ST3M455-4L21-1 Cmp Products A Division Of British
ST3M455-4L21-1 Boeing Company, The
HT4024L4-21 Sps Technologies Inc
HT4024L4-21 Huck Intl Inc
HT4024L4-21 Alcoa Global Fasteners, Inc.
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