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NSN 5305-01-043-0014

High Torque Screw

About this product

Between 1.484 inches and 1.531 inches fastener length, flat countersunk head style, between 0.469 inches and 0.474 inches head diameter, grip diameter: between 0.3110 inches and 0.3120 inches .

Manufacturer part number HT239PB-5-18 for national stock number 5305010430014.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-043-0014.

  • MPN or Model

    HT239PB-5-18

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.349 inches and 0.416 inches
  • Fastener Length
    Between 1.484 inches and 1.531 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.469 inches and 0.474 inches
  • Grip Diameter
    Between 0.3110 inches and 0.3120 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.312 inches
  • Grip Length
    Between 1.115 inches and 1.135 inches
  • Thready Qty Per Inch (tpi)
    24
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    30.0 rockwell c and 40.0 rockwell c
  • Countersink Angle
    100.0 degrees
  • Surface Finish
    63.0 microinches threads
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4130
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2, class 2 federal specification single treatment response
  • Thread Series Designator
    Unjf
  • Specification Data
    26512-gb510l professional/industrial association 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 5305010430014

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT239PB-5-18 Hi-shear Corporation
106750-5-18 Sps Technologies, Llc
HT8043-5-18 Arconic Global Fasteners & Rings,
A147-5-18 Huck International, Inc.
BM19025-5-18 Huck International, Inc.
HT239PB-5-18 Lisi Aerospace Canada Corp
GB510L5-18 Northrop Grumman Systems Corporation
A147-5-18 Huck Intl Inc
BM19025-5-18 Huck Intl Inc
HT8043-5-18 Alcoa Global Fasteners, Inc.
HT239PB-5-18 Hi-shear Corporation
106750-5-18 Sps Technologies, Llc
GB510L5-18 Northrop Grumman Systems Corporation
HT8043-5-18 Alcoa Global Fasteners, Inc.
A147-5-18 Huck Intl Inc
BM19025-5-18 Huck Intl Inc
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