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NSN 5305-01-530-9349

High Torque Screw

About this product

Ultimate tensile strenght 160,000min. To 180,000max. Pounds per sq. Inch; in accordance w/ nas1141 thru nas1148; short thread.

Manufacturer part number NAS 1142-4 for national stock number 5305015309349.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-530-9349.

  • MPN or Model

    NAS 1142-4

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    3a
  • Thread Length
    0.276 inches
  • Fastener Length
    0.526 inches
  • Head Style
    Modified pan
  • Grip Diameter
    0.250 inches
  • Internal Drive Style
    Torque
  • Thread Diameter
    0.164 inches
  • Grip Length
    0.250 inches
  • Thready Qty Per Inch (tpi)
    32
  • Material
    Stainless steel
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, ty2cl2 federal specification all treatment responses
  • Thread Series Designator
    Unjc
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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 5305015309349

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS 1142-4 National Aerospace Standards
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