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NSN 5305-01-171-0555

High Torque Screw

About this product

Between 1.703 inches and 1.733 inches fastener length, fillister countersunk head style, between 0.297 inches and 0.302 inches head diameter, head height: 0.013 inches .

Manufacturer part number ST3M455-3L21-1 for national stock number 5305011710555.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-171-0555.

  • MPN or Model

    ST3M455-3L21-1

  • 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 1.703 inches and 1.733 inches
  • Head Style
    Fillister countersunk
  • Head Diameter
    Between 0.297 inches and 0.302 inches
  • Head Height
    0.013 inches
  • Grip Diameter
    Between 0.1890 inches and 0.1895 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 1.302 inches and 1.322 inches
  • 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
  • Material
    Steel comp xm-13
  • 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 5305011710555

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST3M455-3L21-1 Fastener Innovation Technology, Inc.
WC4024L3-21 West Coast Aerospace Inc
HT4024L3-21 Hi-shear Corporation
HT4024L3-21 Sps Technologies, Llc
HT4024L3-21 Arconic Global Fasteners & Rings,
HT4024L3-21 Huck International, Inc.
HT4024L3-21 Lisi Aerospace Canada Corp
HT4024L3-21 Sps Technologies, Llc
ST3M455-3L21 Valley-todeco, Inc.
ST3M455-3L21 Heartland Precision Fasteners, Inc.
ST3M455-3L21 Houston Precision Fasteners I, Lp
HT4024L3-21 Sps Technologies, Llc
HT4024L3-21 Sps Technologies, Llc
11907-3L21-1 Reid Products Inc.
HT4024L3-21 Sps Technologies Ltd Tj Brooks
ST3M455-3L21-1 Boeing Company, The
HT4024L3-21 Huck Intl Inc
10115529 Nimikkeistokeskus Ncb Finland
HT4024L3-21 Alcoa Global Fasteners, Inc.
Stock Check
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