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NSN 5305-01-383-3740

High Torque Screw

About this product

1.378 inches fastener length, flat countersunk head style, between 0.497 inches and 0.507 inches head diameter, hole diameter: 0.076 inches .

Manufacturer part number NAS1154-17D for national stock number 5305013833740.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-383-3740.

  • MPN or Model

    NAS1154-17D

  • 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
    A3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.316 inches
  • Fastener Length
    1.378 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.497 inches and 0.507 inches
  • Hole Diameter
    0.076 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 1.052 inches and 1.072 inches
  • Hole Quantity
    1
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    5820 pounds per square inch
  • Hole Configuration Style
    Round
  • Countersink Angle
    99.0 degrees and 101.0 degrees
  • Material
    Steel comp 4140
  • Material Specification
    Mil-s-5626 military specification single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 type 2 federal specification single treatment response
  • Thread Series Designator
    Unjf
  • Specification Data
    80205-nas1154 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 5305013833740

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1154-17D National Aerospace Standards
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