1-321-802-5889

NSN 5305-01-202-0108

High Torque Screw

About this product

Between 0.523 inches and 0.543 inches fastener length, flat countersunk head style, between 0.295 inches and 0.334 inches head diameter, locking feature: patch threads.

Manufacturer part number BACB30LU2P3 for national stock number 5305012020108.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-202-0108.

  • MPN or Model

    BACB30LU2P3

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • 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 0.523 inches and 0.543 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.295 inches and 0.334 inches
  • Locking Feature
    Patch threads
  • Grip Diameter
    Between 0.1625 inches and 0.1635 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.164 inches
  • Grip Length
    Between 0.178 inches and 0.198 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    Between 99.0 degrees and 100.0 degrees
  • Material
    Steel comp 4340 or steel comp 8740
  • Material Specification
    Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams 6322 assn standard 2nd material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416 federal specification single treatment response
  • Thread Series Designator
    Unjc
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 5305012020108

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30LU2P3 Federal Manufacturing Corporation
BACB30LU2P3 Valley-todeco, Inc.
BACB30LU2P3 Sps Technologies, Llc
BACB30LU2P3 Arconic Global Fasteners & Rings,
BACB30LU2P3 Sonic Industries Inc.
BACB30LU2P3 Sps Technologies, Llc
BACB30LU2P3 Sps Technologies, Llc
BACB30LU2P3 The Boeing Company
BACB30LU2P3 Alcoa Global Fasteners, Inc.
BACB30LU2P3 Huck International, Inc.
BACB30LU2P3 Sps Technologies, Llc
BACB30LU2P3 Huck Intl Inc
Stock Check
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