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NSN 5305-01-624-3419

High Torque Screw

About this product

Between 0.788 inches and 0.818 inches fastener length, flat countersunk head style, between 0.338 inches and 0.381 inches head diameter, head height: 0.082 inches .

Manufacturer part number NAS7203U7 for national stock number 5305016243419.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-624-3419.

  • MPN or Model

    NAS7203U7

  • 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
    0.365 inches
  • Fastener Length
    Between 0.788 inches and 0.818 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.338 inches and 0.381 inches
  • Head Height
    0.082 inches
  • Grip Diameter
    Between 0.1890 inches and 0.1895 inches
  • Single Shear Strength
    95000 pounds per square inch
  • Internal Drive Style
    Cross recess type iii
  • End Application
    1430-01-448-9834
  • Thread Diameter
    0.1900 inches
  • Grip Length
    Between 0.302 inches and 0.322 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Part Name Assigned By Controlling Agency
    Bolt, 100 deg.Head, cruciform recess, close tolerance, a286 cres.Long thread, self-locking and nonlocking
  • Material
    Iron alloy 660
  • Material Specification
    Ams5731 or ams5737 national std/spec single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unjf
  • Specification Data
    80205-nas7203 through 7216 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 5305016243419

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS7203U7 National Aerospace Standards
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