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NSN 5305-01-189-8443

High Torque Screw

About this product

Internal drive ribbed.

Manufacturer part number T181-2304 for national stock number 5305011898443.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-189-8443.

  • MPN or Model

    T181-2304

  • 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
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.313 inches and 0.363 inches
  • Fastener Length
    Between 0.573 inches and 0.603 inches
  • Head Style
    Oval countersunk
  • Head Diameter
    0.3016 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.240 inches and 0.260 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Titanium alloy
  • Material Specification
    Ams 4967, comp 6al-4v assn standard single material 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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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
T181-2304 Huck International, Inc.
SC1786RV3-4 Arconic Global Fasteners & Rings,
PBF1383-2304 Sps Technologies, Llc
123179V3R4 Sps Technologies, Llc
LE111-0041-2304 Boeing Company, The
LE111-0041-2304 Sps Technologies, Llc
LE111-0041-2304 Sonic Industries Inc.
T181-2304 Huck Intl Inc
LE111-0041-2304 Arconic Global Fasteners & Rings,
LE111-0041-2304 Huck International, Inc.
LE111-0041-2304 Sps Technologies, Llc
LE111-0041-2304 Sps Technologies, Llc
Stock Check
Availability for this item was last checked on 04/23/24. The quantities and conditions available at the time were:
  • NS: 9
  • NE: 4