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NSN 5305-01-580-9961

High Torque Screw

About this product

Between 0.558 inches and 0.588 inches fastener length, flat countersunk head style, 0.322 inches head diameter, grip diameter: between 0.1881 inches and 0.1895 inches .

Manufacturer part number BACB30XD3K4 for national stock number 5305015809961.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-580-9961.

  • MPN or Model

    BACB30XD3K4

  • Schedule B
    8108.90.8000 (Other wrought titanium, nesoi)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.318 inches and 0.328 inches
  • Fastener Length
    Between 0.558 inches and 0.588 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.322 inches
  • Grip Diameter
    Between 0.1881 inches and 0.1895 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.245 inches and 0.255 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    100.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Part Name Assigned By Controlling Agency
    Bolt, pan head, cross recess, short thread
  • Material
    Titanium alloy
  • Material Specification
    Ams 4928 assn standard single material response or ams 4967 assn standard single material response
  • Surface Treatment
    Aluminum
  • Surface Treatment Specification
    Bms 10-85, type 1 assn standard 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 5305015809961

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30XD3K4 The Boeing Company
BACB30XD3K4 Sps Technologies, Llc
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