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NSN 5305-00-327-6187

High Torque Screw

About this product

2 holes 90 degrees apart.

Manufacturer part number 68A411052-2001 for national stock number 5305003276187.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-327-6187.

  • MPN or Model

    68A411052-2001

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.641 inches
  • Fastener Length
    1.275 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.752 inches and 0.762 inches
  • Grip Diameter
    Between 0.3740 inches and 0.3745 inches
  • Shank Unthreaded Hole Diameter
    0.106 inches first hole and 0.111 inches first hole
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.375 inches
  • Grip Length
    0.634 inches
  • Thready Qty Per Inch (tpi)
    24
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    1.180 inches first hole
  • Material
    Steel
  • Material Specification
    23-112 fscm 76301 mfr ref single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Ps23041 fscm 76301 mfr ref 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 5305003276187

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
68A411052-2001 Boeing Company, The
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