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NSN 5305-00-522-9298

High Torque Screw

About this product

Retaining element in shank.

Manufacturer part number CA2657-3-12 for national stock number 5305005229298.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-522-9298.

  • MPN or Model

    CA2657-3-12

  • 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 0.262 inches and 0.313 inches
  • Fastener Length
    Between 1.122 inches and 1.142 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.328 inches and 0.385 inches
  • Grip Diameter
    Between 0.1889 inches and 0.1894 inches
  • Shank Unthreaded Hole Diameter
    0.070 inches first hole and 0.080 inches first hole
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.750 inches and 0.766 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Countersink Angle
    100.0 degrees
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    1.033 inches first hole and 1.053 inches first hole
  • Surface Finish
    63.0 microinches grip
  • Material
    Iron alloy 660
  • Material Specification
    Ams 5732 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • 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 5305005229298

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CA2657-3-12 Arconic Global Fasteners & Rings,
AS139-3-12 Avibank Mfg., Inc.
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