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NSN 5305-01-267-9291

High Torque Screw

About this product

Thd hole in hd 0.138-32 unjc-3b; dist fm top of hd to injection port 0.210 in. Injection port 0.120 in. Lg by 0.060 in. W.

Manufacturer part number HT4075D4-7-21 for national stock number 5305012679291.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-267-9291.

  • MPN or Model

    HT4075D4-7-21

  • 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)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.453 inches and 0.500 inches
  • Fastener Length
    Between 0.890 inches and 0.938 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.497 inches and 0.507 inches
  • Grip Diameter
    Between 0.249 inches and 0.250 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.490 inches and 0.510 inches
  • Features Provided
    Finished head
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Steel comp xm-13
  • Material Specification
    Ams 5629 uns s13800 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unjf
  • Specification Data
    73197-ht4075 manufacturers 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 5305012679291

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4075D4-7-21 Huck International, Inc.
HT4075D4-7-21 Hi-shear Corporation
HT4075D4-7-21 Sps Technologies, Llc
HT4075D4-7-21 Lisi Aerospace Canada Corp
HT4075D4-7-21 Alcoa Global Fasteners, Inc.
HT4075D4-7-21 Arconic Global Fasteners & Rings,
HT4075D4-7-21 Huck Intl Inc
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