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NSN 5305-01-646-9774

High Torque Screw

About this product

Between 0.449 inches and 0.479 inches fastener length, flat countersunk head style, between 0.376 inches and 0.385 inches head diameter, grip diameter: between 0.1885 inches and 0.1895 inches .

Manufacturer part number NAS1153E3DP for national stock number 5305016469774.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-646-9774.

  • MPN or Model

    NAS1153E3DP

  • 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
    0.276 inches
  • Fastener Length
    Between 0.449 inches and 0.479 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.376 inches and 0.385 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Shank Unthreaded Hole Diameter
    0.070 inches and 0.080 inches all holes
  • Internal Drive Style
    Torque-set ribbed
  • Thread Diameter
    0.1900 inches
  • Grip Length
    Between 0.178 inches and 0.198 inches
  • Hole Quantity
    1
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    3180 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Stainless steel
  • Material Specification
    Ams5731 assn standard single material response or ams5732 assn standard single material response or ams5737 assn standard single material response or ams5853 assn standard single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Ams-qq-p-416, type ii, class 2 assn standard 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 5305016469774

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1153E3DP National Aerospace Standards
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