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NSN 5305-01-058-0753

High Torque Screw

About this product

Between 0.570 inches and 0.620 inches fastener length, flat countersunk head style, between 0.337 inches and 0.383 inches head diameter, grip diameter: between 0.1890 inches and 0.1895 inches .

Manufacturer part number BACB30LH3U4 for national stock number 5305010580753.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-058-0753.

  • MPN or Model

    BACB30LH3U4

  • 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)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.310 inches and 0.380 inches
  • Fastener Length
    Between 0.570 inches and 0.620 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.337 inches and 0.383 inches
  • Grip Diameter
    Between 0.1890 inches and 0.1895 inches
  • Internal Drive Style
    Cross recess type 1
  • End Application
    Joint stars target radar system; aircraft, stratolifter c-135; aircraft, awacs, e-3a
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.240 inches and 0.260 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    100.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Iron alloy 660
  • Surface Treatment
    Passivate
  • Thread Series Designator
    Unjf
  • Specification Data
    81205-bacb30lh manufacturers standard
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 5305010580753

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30LH3U4 The Boeing Company
BACB30LH3U4 Sps Technologies, Llc
BACB30LH3U4 Arconic Global Fasteners & Rings,
BACB30LH3U4 Federal Manufacturing Corporation
BACB30LH3U4 Sps Technologies, Llc
BACB30LH3U4 Arconic Global Fasteners & Rings,
BACB30LH3U4 Sps Technologies, Llc
BACB30LH3U4 Huck International, Inc.
BACB30LH3U4 Voi-shan/chatsworth
BACB30LH3U4 Huck Intl Inc
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