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NSN 5305-01-197-6512

High Torque Screw

About this product

Between 1.124 inches and 1.154 inches fastener length, pan head style, between 0.473 inches and 0.492 inches head diameter, head height: between 0.162 inches and 0.175 inches .

Manufacturer part number BACB30NT4-10 for national stock number 5305011976512.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-197-6512.

  • MPN or Model

    BACB30NT4-10

  • 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 0.359 inches and 0.419 inches
  • Fastener Length
    Between 1.124 inches and 1.154 inches
  • Head Style
    Pan
  • Head Diameter
    Between 0.473 inches and 0.492 inches
  • Head Height
    Between 0.162 inches and 0.175 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.735 inches and 0.765 inches
  • Thready Qty Per Inch (tpi)
    32
  • Surface Finish
    32.0 microinches threads
  • Material
    Titanium alloy uns r56400
  • Material Specification
    Ams4928 assn standard single material response or ams4967 assn standard single material 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 5305011976512

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30NT4-10 Sps Technologies, Llc
BACB30NT4-10 Sps Technologies, Llc
BACB30NT4-10 Hi-shear Corporation
BACB30NT4-10 Arconic Global Fasteners & Rings,
BACB30NT4-10 Huck International, Inc.
BACB30NT4-10 Lisi Aerospace Canada Corp
BACB30NT4-10 The Boeing Company
BACB30NT4-10 Sps Technologies Inc
BACB30NT4-10 Voi-shan/chatsworth
BACB30NT4-10 Aero-flow Dynamics Inc
BACB30NT4-10 Huck Intl Inc
BACB30NT4-10 Valley-todeco, Inc.
BACB30NT4-10 Arconic Global Fasteners & Rings,
BACB30NT4-10 Sps Technologies, Llc
BACB30NT4-10 Alcoa Global Fasteners, Inc.
BACB30NT4-10 Textron Fastening Systems
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