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NSN 5305-01-624-3455

High Torque Screw

About this product

The screw is special due to the capped material (09a196-2) that is installed on top of the head; the height:head prot 0.0769 min 0.0799 max and width: gage dia 0.4243 min 0.4245 max of the cap material is very critical to the coatings of the aircraft; the fit of the cap material.

Manufacturer part number CB9350-4-15C for national stock number 5305016243455.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-624-3455.

  • MPN or Model

    CB9350-4-15C

  • Schedule B
    8108.90.8000 (Other wrought titanium, nesoi)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.425 inches
  • Fastener Length
    1.3625 inches
  • Head Style
    Fillister countersunk
  • Head Diameter
    Between 0.478 inches and 0.488 inches
  • Head Height
    Between 0.0769 inches and 0.0799 inches
  • Spline Major Diameter
    Between 0.173 inches and 0.183 inches
  • Grip Diameter
    Between 0.2490 inches and 0.2495 inches
  • Internal Drive Style
    Torx
  • End Application
    B-2
  • Thread Diameter
    0.2500 inches
  • Grip Length
    0.9375 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Countersink Angle
    100.0 degrees
  • Color
    Gray top of head
  • Material
    Titanium alloy uns r56400 fastener
  • Supplementary Features
    Cap detail shall be permantly affixed to the bolt
  • Thread Series Designator
    Unjf
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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 5305016243455

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CB9350-4-15C Click Bond, Inc.
03A519-4-15C Northrop Grumman Systems Corporation
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