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NSN 5305-01-338-0921

High Torque Screw

About this product

Surface treatment contains fluoride.

Manufacturer part number BACB30NT3R19 for national stock number 5305013380921.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-338-0921.

  • MPN or Model

    BACB30NT3R19

  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.345 inches
  • Fastener Length
    Between 1.518 inches and 1.548 inches
  • Head Style
    Pan
  • Head Diameter
    Between 0.357 inches and 0.373 inches
  • Head Height
    Between 0.122 inches and 0.133 inches
  • Grip Diameter
    Between 0.1890 inches and 0.1895 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 1.178 inches and 1.198 inches
  • Thready Qty Per Inch (tpi)
    32
  • Surface Finish
    32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Color
    Red threads
  • Material
    Titanium alloy uns r56400
  • Material Specification
    Ams 4928 assn standard single material response or ams 4967 assn standard single material response
  • Surface Treatment
    Phosphate
  • Surface Treatment Specification
    Bac 5861, cagec 81205 mfr ref single treatment response
  • Thread Series Designator
    Unf
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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 5305013380921

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30NT3R19 Huck International, Inc.
BACB30NT3R19 The Boeing Company
BACB30NT3R19 Valley-todeco, Inc.
BACB30NT3R19 Sps Technologies, Llc
BACB30NT3R19 Arconic Global Fasteners & Rings,
BACB30NT3R19 Sps Technologies, Llc
BACB30NT3R19 Hi-shear Corporation
BACB30NT3R19 Sps Technologies, Llc
BACB30NT3R19 Alcoa Global Fasteners, Inc.
BACB30NT3R19 Lisi Aerospace Canada Corp
BACB30NT3R19 Huck Intl Inc
BACB30NT3R19 Textron Fastening Systems
BACB30NT3R19 The Boeing Company
BACB30NT3R19 Valley-todeco, Inc.
BACB30NT3R19 Sps Technologies, Llc
BACB30NT3R19 Arconic Global Fasteners & Rings,
BACB30NT3R19 Sps Technologies, Llc
BACB30NT3R19 Sps Technologies, Llc
BACB30NT3R19 Alcoa Global Fasteners, Inc.
BACB30NT3R19 Hi-shear Corporation
BACB30NT3R19 Textron Fastening Systems
BACB30NT3R19 Huck Intl Inc
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