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NSN 5305-01-508-2781

High Torque Screw

About this product

Between 1.3665 inches and 1.3965 inches fastener length, flat countersunk head style, between 0.8746 inches and 0.8884 inches head diameter, spline minor diameter: between 0.2520 inches and 0.2560 inches .

Manufacturer part number TX1026C7-11A for national stock number 5305015082781.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-508-2781.

  • MPN or Model

    TX1026C7-11A

  • Schedule B
    7508.90.0000 (Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire))
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.694 inches
  • Fastener Length
    Between 1.3665 inches and 1.3965 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.8746 inches and 0.8884 inches
  • Spline Minor Diameter
    Between 0.2520 inches and 0.2560 inches
  • Spline Major Diameter
    Between 0.3500 inches and 0.3540 inches
  • Grip Diameter
    Between 0.436 inches and 0.437 inches
  • Internal Drive Style
    Torx
  • End Application
    Fighter aircraft f18 e/f
  • Thread Diameter
    0.437 inches
  • Grip Length
    0.688 inches
  • Thready Qty Per Inch (tpi)
    20
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Nickel alloy 718
  • Material Specification
    Ams5662 assn standard single material response
  • Surface Treatment
    Passivate
  • Thread Series Designator
    Unjf
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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 5305015082781

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
TX1026C7-11A Sps Technologies, Llc
TX1026C7-11A Arconic Global Fasteners & Rings,
TX1026C7-11A Sps Technologies, Llc
TX1026C7-11A Sps Technologies, Llc
TX1026C7-11A Hi-shear Corporation
TX1026C7-11A Sps Technologies, Llc
TX1026C7-11A Lisi Aerospace Canada Corp
3M1169C7-11A Boeing Company, The
TX1026C7-11A Alcoa Fastening Systems
11827C7-11A Reid Products Inc.
TX1026C7-11A Sps Technologies Inc
3M1169C7-11A Valley-todeco, Inc.
3M1169C7-11A Heartland Precision Fasteners, Inc.
TX1026C7-11A Huck International, Inc.
GS1006C7-11A B & B Specialties Inc.
3M1169C7-11A Fastener Innovation Technology, Inc.
TX1026C7-11A Alcoa Global Fasteners, Inc.
3M1169C7-11A Houston Precision Fasteners I, Lp
WC1169C7-11A West Coast Aerospace Inc
Stock Check
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