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NSN 5305-00-034-1601

High Torque Screw

About this product

Between 2.822 inches and 2.869 inches fastener length, flat countersunk head style, between 0.296 inches and 0.301 inches head diameter, grip diameter: between 0.1885 inches and 0.1895 inches .

Manufacturer part number HT239PB3-41D for national stock number 5305000341601.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-034-1601.

  • MPN or Model

    HT239PB3-41D

  • 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
    0.276 inches
  • Fastener Length
    Between 2.822 inches and 2.869 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.296 inches and 0.301 inches
  • Grip Diameter
    Between 0.1885 inches and 0.1895 inches
  • Shank Unthreaded Hole Diameter
    0.070 inches first hole and 0.075 inches first hole
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 2.552 inches and 2.572 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 40.0 rockwell c
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    2.711 inches first hole and 2.731 inches first hole
  • Surface Finish
    63.0 microinches threads
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4130
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2 class 3 federal specification all treatment responses
  • Thread Series Designator
    Unf
  • Specification Data
    26512-gb510l manufacturers standard
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 5305000341601

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT239PB3-41D Hi-shear Corporation
106750-3-41D Sps Technologies, Llc
HT239PB3-41D Lisi Aerospace Canada Corp
106750-3-410 Sps Technologies, Llc
HT8043-3-41T Arconic Global Fasteners & Rings,
HT8043-3-41T Alcoa Global Fasteners, Inc.
HT8043-3-41D Huck International, Inc.
GB510L3-41D Northrop Grumman Systems Corporation
HT239PB3-41D Hi-shear Corporation
106750-3-41D Sps Technologies, Llc
106750-3-410 Sps Technologies, Llc
GB510L3-41D Northrop Grumman Systems Corporation
HT8043-3-41T Alcoa Global Fasteners, Inc.
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