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NSN 5305-01-495-9257

High Torque Screw

About this product

Between 0.5175 inches and 0.5475 inches fastener length, flat countersunk head style, between 0.265 inches and 0.272 inches head diameter, spline minor diameter: between 0.1105 inches and 0.1125 inches .

Manufacturer part number TX1027C3-3A for national stock number 5305014959257.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-495-9257.

  • MPN or Model

    TX1027C3-3A

  • Schedule B
    7508.90.0000 (Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire))
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.345 inches
  • Fastener Length
    Between 0.5175 inches and 0.5475 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.265 inches and 0.272 inches
  • Spline Minor Diameter
    Between 0.1105 inches and 0.1125 inches
  • Spline Major Diameter
    Between 0.1540 inches and 0.1560 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Internal Drive Style
    Torx
  • End Application
    F18 e/f
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.1775 inches and 0.1975 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Nickel alloy 718
  • Material Specification
    Ams 5662 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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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
TX1027C3-3A Sps Technologies, Llc
TX1027C3-3A Arconic Global Fasteners & Rings,
TX1027C3-3A Sps Technologies, Llc
3M1170C3-3A Boeing Company, The
TX1027C3-3A Sps Technologies, Llc
TX1027C3-3A Sps Technologies, Llc
TX1027C3-3A Hi-shear Corporation
TX1027C3-3A Alcoa Fastening Systems
11825C3-3A Reid Products Inc.
TX1027C3-3A Lisi Aerospace Canada Corp
TX1027C3-3A Sps Technologies Inc
3M1170C3-3A Valley-todeco, Inc.
3M1170C3-3A Saturn Fasteners Inc
3M1170C3-3A Heartland Precision Fasteners, Inc.
TX1027C3-3A Huck International, Inc.
GS1014C3-3A B & B Specialties Inc.
3M1170C3-3A Fastener Innovation Technology, Inc.
11845C3-3A Reid Products Inc.
TX1027C3-3A Alcoa Global Fasteners, Inc.
3M1170C3-3A Houston Precision Fasteners I, Lp
WC1170C3-3A West Coast Aerospace Inc
3M1170C3-3A Twist Tite Mfg, Inc
Stock Check
Availability for this item was last checked on 06/12/23. The quantities and conditions available at the time were:
  • NE: 1147
  • NS: 1