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NSN 5305-01-513-2377

High Torque Screw

About this product

Cadmium plated a-286 cres screw shall be identified with green dye or paint on the thread end . Maximum coverage may include the chamfer plus one incomplete thread..

Manufacturer part number NAS8703-13 for national stock number 5305015132377.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-513-2377.

  • MPN or Model

    NAS8703-13

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.323 inches
  • Fastener Length
    Between 1.120 inches and 1.150 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.266 inches and 0.303 inches
  • Grip Diameter
    Between 0.1625 inches and 0.1635 inches
  • Single Shear Strength
    95000 pounds per square inch
  • Internal Drive Style
    Cross recess type iii
  • End Application
    Ac wt and cg im
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.802 inches and 0.822 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Part Name Assigned By Controlling Agency
    Screw, close tolerance
  • Color
    Green threads
  • Material
    Iron alloy 660
  • Material Specification
    Ams 5731 assn standard single material response or ams 5737 assn standard single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, ty ii, cl 2 federal specification single treatment response
  • Thread Series Designator
    Unf
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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 5305015132377

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS8703-13 National Aerospace Standards
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