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NSN 5305-00-211-9227

High Torque Screw

About this product

Between 0.794 inches and 0.841 inches fastener length, flat countersunk head style, between 0.240 inches and 0.260 inches head diameter, grip diameter: between 0.3733 inches and 0.3742 inches .

Manufacturer part number HT8171H6-4 for national stock number 5305002119227.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-00-211-9227.

  • MPN or Model

    HT8171H6-4

  • 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
    Between 0.534 inches and 0.601 inches
  • Fastener Length
    Between 0.794 inches and 0.841 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.240 inches and 0.260 inches
  • Grip Diameter
    Between 0.3733 inches and 0.3742 inches
  • Shank Unthreaded Hole Diameter
    0.106 inches first hole
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.375 inches
  • Grip Length
    Between 0.240 inches and 0.260 inches
  • Thready Qty Per Inch (tpi)
    24
  • Min. Tensile Strength (psi)
    220000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    0.501 inches first hole and 0.533 inches first hole
  • Material
    Steel
  • Material Specification
    Sps-m-107 fscm 56878 mfr ref single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Nas 672 assn standard 1st treatment response or mil-c-8837 type 2 cl 2 military specification 2nd treatment 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 5305002119227

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT8171H6-4 Alcoa Global Fasteners, Inc.
HT8171-6-4 Alcoa Global Fasteners, Inc.
106706H6-4 Sps Technologies, Llc
GB510BC6-4 Northrop Grumman Systems Corporation
106706H6-4 Sps Technologies Inc
Stock Check
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