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NSN 5305-01-481-5175

High Torque Screw

About this product

Between 0.738 inches and 0.753 inches fastener length, oval countersunk head style, between 0.389 inches and 0.394 inches head diameter, grip diameter: between 0.2485 inches and 0.2495 inches .

Manufacturer part number AIC4040-4-05R for national stock number 5305014815175.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-481-5175.

  • MPN or Model

    AIC4040-4-05R

  • 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
    0.426 inches
  • Fastener Length
    Between 0.738 inches and 0.753 inches
  • Head Style
    Oval countersunk
  • Head Diameter
    Between 0.389 inches and 0.394 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • End Application
    Aircraft, b-1b
  • Thread Diameter
    0.250 inches
  • Grip Length
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Hardness Rating
    36.0 rockwell c and 40.0 rockwell c
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 ty2 cl2 federal specification 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 5305014815175

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
AIC4040-4-05R Sps Technologies, Llc
LE111-0035-2405 Arconic Global Fasteners & Rings,
LE111-0035-2405 Sps Technologies, Llc
LE111-0035-2405 Sonic Industries Inc.
LE111-0035-2405 Boeing Company, The
123179A4R05 Sps Technologies, Llc
A1C4040-4-05R Sps Technologies, Llc
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