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NSN 5305-01-196-5575

High Torque Screw

About this product

Between 2.239 inches and 2.359 inches fastener length, between 0.717 inches and 0.760 inches head diameter, 36.0 rockwell c and 40.0 rockwell c hardness rating, hole thready qty per inch (tpi): 24.

Manufacturer part number NAS1580A6T28 for national stock number 5305011965575.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-196-5575.

  • MPN or Model

    NAS1580A6T28

  • 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
  • Fastener Length
    Between 2.239 inches and 2.359 inches
  • Head Diameter
    Between 0.717 inches and 0.760 inches
  • Hardness Rating
    36.0 rockwell c and 40.0 rockwell c
  • Hole Thready Qty Per Inch (tpi)
    24
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Hole Thread Diameter
    0.375 inches
  • Material
    Steel comp 8740 or steel comp 8735 or steel comp 4140 or steel comp 6150 or steel comp e4340
  • Thread Series Designator
    Unjf
  • Specification Data
    80205-nas1580 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 5305011965575

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1580A6T28 National Aerospace Standards
NAS1580A6T28 National Aerospace Standards
NAS1580A6T28 National Aerospace Standards
NAS1580A6T28 National Aerospace Standards
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