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NSN 5305-01-364-3159

High Torque Screw

About this product

Between 1.388 inches and 1.418 inches fastener length, double hexagon head style, 0.111 inches head height, width between flats: between 0.464 inches and 0.5066 inches .

Manufacturer part number NAS1580V4T16D for national stock number 5305013643159.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-364-3159.

  • MPN or Model

    NAS1580V4T16D

  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.403 inches
  • Fastener Length
    Between 1.388 inches and 1.418 inches
  • Head Style
    Double hexagon
  • Head Height
    0.111 inches
  • Width Between Flats
    Between 0.464 inches and 0.5066 inches
  • Grip Diameter
    Between 0.2490 inches and 0.2495 inches
  • Shank Unthreaded Hole Diameter
    0.076 inches first hole and 0.086 inches first hole
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.2500 inches
  • Grip Length
    Between 0.990 inches and 1.010 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    1.262 inches first hole and 1.312 inches first hole
  • Material
    Titanium alloy uns r56400
  • Material Specification
    Ams4928 assn standard single material response or ams4967 assn standard single material response
  • Thread Series Designator
    Unjf
  • Specification Data
    80205-nas1580 professional/industrial association standard
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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 5305013643159

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1580V4T16D National Aerospace Standards
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