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NSN 5305-01-488-3727

High Torque Screw

About this product

Drive style is: radial-slot recess/ fairchild aerospace, not listed this fiig. Bored hole, threaded end, 0.130 in dia, 0.620 in dp; wire form hold-out spring inserted; 2 lead thread..

Manufacturer part number CA21351-4-2RS for national stock number 5305014883727.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-488-3727.

  • MPN or Model

    CA21351-4-2RS

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.477 inches and 0.607 inches
  • Fastener Length
    0.857 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.435 inches
  • Locking Feature
    Detent ring locking feature
  • Grip Diameter
    0.249 inches
  • Point Length
    0.100 inches
  • Point Diameter
    Between 0.211 inches and 0.216 inches
  • Single Shear Strength
    4140 pounds per square inch
  • Point Style
    Chamfer dog
  • End Application
    F-22 raptor
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.150 inches and 0.280 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    2845 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 100.0 degrees
  • Point Chamfer Angle
    45.0 degrees
  • Part Name Assigned By Controlling Agency
    Stud bolt
  • Material
    Iron alloy 660
  • Material Specification
    Ams5731 national std/spec 1st material response or ams5737 national std/spec 2nd material response
  • Surface Treatment
    Passivate
  • Special Test Features
    Stud bolts shall have polyproplene head protective ring installed for shipping, customer to remove rings before installing
  • Surface Treatment Specification
    Ams qq-p-35 national std/spec all treatment responses
  • Thread Series Designator
    Unf
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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 5305014883727

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CA21351-4-2RS Alcoa Global Fasteners, Inc.
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