1-321-802-5889

NSN 5305-01-339-5930

High Torque Screw

About this product

1.028 inches fastener length, flat countersunk head style, 0.249 inches grip diameter, internal drive style: cross recess type 1.

Manufacturer part number NAS1580A4T10X for national stock number 5305013395930.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-339-5930.

  • MPN or Model

    NAS1580A4T10X

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    095190 - Hardware, NOI Sub 9
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.403 inches
  • Fastener Length
    1.028 inches
  • Head Style
    Flat countersunk
  • Grip Diameter
    0.249 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.250 inches
  • Grip Length
    0.625 inches
  • Thready Qty Per Inch (tpi)
    28
  • Material
    Steel
  • Thread Series Designator
    Unjf
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 5305013395930

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1580A4T10X Sps Technologies, Llc
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