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NSN 5305-01-212-4553

High Torque Screw

About this product

Black dye or paint onthread end.

Manufacturer part number BACB30NN3K6 for national stock number 5305012124553.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-212-4553.

  • MPN or Model

    BACB30NN3K6

  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • NMF (National Motor Freight)
    136500 - Metal NOI/metal Alloys NOI
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.320 inches and 0.370 inches
  • Fastener Length
    Between 0.705 inches and 0.735 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.345 inches and 0.383 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.365 inches and 0.385 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    63.0 microinches bearing surface of head
  • Material
    Titanium alloy
  • Material Specification
    Ams 4967 assn standard single material response or ams 4928 assn standard single material response
  • Surface Treatment
    Aluminum
  • Surface Treatment Specification
    Bms 10-85, ty1, cl160tt3h mfr ref 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 5305012124553

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30NN3K6 The Boeing Company
BACB30NN3K6 Huck International, Inc.
BACB30NN3K6 Boeing Defence Australia Ltd
BACB30NN3K6 Boeing Defence Australia Ltd
BACB30NN3K6 Sps Technologies, Llc
BACB30NN3K6 Sps Technologies, Llc
BACB30NN3K6 Valley-todeco, Inc.
BACB30NN3K6 Sps Technologies, Llc
BACB30NN3K6 Arconic Global Fasteners & Rings,
BACB30NN3K6 Hi-shear Corporation
BACB30NN3K6 Sps Technologies, Llc
BACB30NN3K6 Lisi Aerospace Canada Corp
BACB30NN3K6 Sps Technologies Inc
BACB30NN3K6 Huck Intl Inc
BACB30NN3K6 Alcoa Global Fasteners, Inc.
BACB30NN3K6 Textron Fastening Systems
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