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NSN 5305-01-337-4868

High Torque Screw

About this product

Between 2.137 inches and 2.167 inches fastener length, flat countersunk head style, between 1.047 inches and 1.146 inches head diameter, grip diameter: between 0.5610 inches and 0.5615 inches .

Manufacturer part number BACB30WP9-21 for national stock number 5305013374868.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-337-4868.

  • MPN or Model

    BACB30WP9-21

  • Schedule B
    7508.90.0000 (Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire))
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.840 inches
  • Fastener Length
    Between 2.137 inches and 2.167 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 1.047 inches and 1.146 inches
  • Grip Diameter
    Between 0.5610 inches and 0.5615 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.562 inches
  • Grip Length
    Between 1.302 inches and 1.322 inches
  • Thready Qty Per Inch (tpi)
    18
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
  • Material
    Nickel alloy 718
  • Material Specification
    Ams 5662 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unjf
More from these suppliers
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 5305013374868

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30WP9-21 Huck International, Inc.
BACB30WP9-21 The Boeing Company
BACB30WP9-21 Huck Intl Inc
BACB30WP9-21 Sps Technologies, Llc
BACB30WP9-21 Alcoa Global Fasteners, Inc.
BACB30WP9-21 Hi-shear Corporation
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