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NSN 5305-00-146-7189

High Torque Screw

About this product

Bearing surface of head grooved to 0.394 in. Min 0.396 in. Max dia,0.092 in. Min 0.097 in. Max lg from top of head.

Manufacturer part number C387V5-8 for national stock number 5305001467189.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-146-7189.

  • MPN or Model

    C387V5-8

  • Schedule B
    8109.90.0000 (Zirconium and articles thereof nesoi)
  • NMF (National Motor Freight)
    136500 - Metal NOI/metal Alloys NOI
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.423 inches and 0.473 inches
  • Fastener Length
    Between 0.933 inches and 0.963 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.531 inches and 0.558 inches
  • Grip Diameter
    Between 0.3115 inches and 0.3120 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.312 inches
  • Grip Length
    Between 0.490 inches and 0.510 inches
  • Thready Qty Per Inch (tpi)
    24
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Countersink Angle
    Between 59.75 degrees and 60.25 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Titanium alloy uns r54520
  • Material Specification
    Nas621, comp 6al-4v assn standard single material 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 5305001467189

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
C387V5-8 Lockheed Martin Corporation
64040V5-8 Sps Technologies, Llc
HR101V-5-8 Hi-shear Corporation
AIC1023V5-8 Sps Technologies, Llc
VT1039V5-8 Alcoa Global Fasteners, Inc.
CS318642V5-8 Textron Fastening Systems
64040V5-8 Sps Technologies, Llc
C387V5-8 Sps Technologies, Llc
C387V5-8 Arconic Global Fasteners & Rings,
C387V5-8 Sps Technologies, Llc
C387V5-8 Hi-shear Corporation
C387V5-8 Alcoa Global Fasteners, Inc.
C387V5-8 Textron Fastening Systems
C387V5-8 Lisi Aerospace Canada Corp
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