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NSN 5305-01-484-8494

High Torque Screw

About this product

0.750 inches fastener length, flat countersunk head style, between 0.688 inches and 0.755 inches head diameter, grip diameter: between 0.3110 inches and 0.3115 inches .

Manufacturer part number NAS8805-5 for national stock number 5305014848494.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-484-8494.

  • MPN or Model

    NAS8805-5

  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • NMF (National Motor Freight)
    093490 - Bolt/nut/screw/clips/fastener/etc
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.438 inches
  • Fastener Length
    0.750 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.688 inches and 0.755 inches
  • Grip Diameter
    Between 0.3110 inches and 0.3115 inches
  • Internal Drive Style
    Cross recess type iii
  • End Application
    C17-a acft
  • Thread Diameter
    0.312 inches
  • Grip Length
    Between 0.615 inches and 0.635 inches
  • Thready Qty Per Inch (tpi)
    24
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Minimum Yield Strength
    95000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Titanium alloy uns r56400
  • Material Specification
    Ams4928 assn standard single material response and ams4967 assn standard single material response
  • 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 5305014848494

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS8805-5 National Aerospace Standards
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