1-321-802-5889

NSN 5305-01-337-2313

High Torque Screw

About this product

Between 1.418 inches and 1.438 inches fastener length, flat countersunk head style, 0.422 inches head diameter, grip diameter: between 0.2483 inches and 0.2492 inches .

Manufacturer part number ST3M736-4-16 for national stock number 5305013372313.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-337-2313.

  • MPN or Model

    ST3M736-4-16

  • 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
    0.380 inches
  • Fastener Length
    Between 1.418 inches and 1.438 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.422 inches
  • Grip Diameter
    Between 0.2483 inches and 0.2492 inches
  • Internal Drive Style
    High-torque
  • End Application
    Harrier gr5 acft
  • Thread Diameter
    0.250 inches
  • Grip Length
    1.000 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Steel fastener
  • Surface Treatment
    Passivate ring
  • Thread Series Designator
    Unjf
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 5305013372313

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST3M736-4-16 Boeing Company, The
124241C4-16H Sps Technologies, Llc
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