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NSN 5305-00-108-5530

High Torque Screw

About this product

Furnished w/ preformed packing.

Manufacturer part number 642AS0685-7 for national stock number 5305001085530.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-108-5530.

  • MPN or Model

    642AS0685-7

  • 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)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.372 inches and 0.510 inches
  • Fastener Length
    Between 1.515 inches and 1.562 inches
  • Head Style
    Flat countersunk undercut
  • Head Diameter
    Between 0.5018 inches and 0.5066 inches
  • Head Height
    Between 0.106 inches and 0.108 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 1.052 inches and 1.072 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    100.0 degrees
  • Material
    Steel
  • Material Specification
    3-48 fscm 76301 mfr ref single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    3-48 fscm 76301 mfr ref 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 5305001085530

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
642AS0685-7 Zf Industrieantriebe Witten Gmbh
54266-4-17 Sps Technologies, Llc
HT408A-4-17 Alcoa Global Fasteners, Inc.
3M46-4-17 Boeing Company, The
HT4UA-17 Alcoa Fastening Systems
3M46-4-17 Powerhold Inc
3M46-4-17 Sps Technologies, Llc
3M46-4-17 Sps Technologies, Llc
3M46-4-17 Alcoa Global Fasteners, Inc.
HT4UA-17 Hi-shear Corporation
HT4UA-17 Lisi Aerospace Canada Corp
Stock Check
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