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NSN 5305-01-327-9689

High Torque Screw

About this product

Between 1.098 inches and 1.128 inches fastener length, flat countersunk head style, between 0.449 inches and 0.507 inches head diameter, grip diameter: between 0.2485 inches and 0.2495 inches .

Manufacturer part number 12743-4-11A for national stock number 5305013279689.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-327-9689.

  • MPN or Model

    12743-4-11A

  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • 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
    0.425 inches
  • Fastener Length
    Between 1.098 inches and 1.128 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.449 inches and 0.507 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.678 inches and 0.698 inches
  • Thready Qty Per Inch (tpi)
    28
  • 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 uns r56400
  • Material Specification
    Ams4928 assn standard single material response or ams4967 assn standard single material response
  • Surface Treatment
    Aluminum
  • Surface Treatment Specification
    Nas4006 assn standard 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 5305013279689

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
12743-4-11A Sps Technologies, Llc
03A174-4-11A Northrop Grumman Technical Services,
03A174-4-11A Huck International, Inc.
PBF1417-4-11A Sps Technologies, Llc
123743-4-11A Sps Technologies, Llc
AIC1652-4-11A Sps Technologies, Llc
SC3102-4-11A Arconic Global Fasteners & Rings,
HR240-4-11A Hi-shear Corporation
HR240-4-11A Lisi Aerospace Canada Corp
03A174-4-11A Sps Technologies Inc
SC3102-4-11A Sps Technologies Inc
T009-4-11A Huck Intl Inc
03A174-4-11A Northrop Grumman Systems Corporation
SLB146-4-11A Space-lok, Inc.
03A174-4-11A Northrop Grumman Systems Corporation
PBP1417-4-11A Sps Technologies, Llc
03A174-4-11A Northrop Grumman Systems Corporation
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