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NSN 5305-01-147-4040

High Torque Screw

About this product

Between 0.739 inches and 0.769 inches fastener length, flat countersunk head style, between 0.497 inches and 0.507 inches head diameter, grip diameter: between 0.2490 inches and 0.2495 inches .

Manufacturer part number HT4049-4-7 for national stock number 5305011474040.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-147-4040.

  • MPN or Model

    HT4049-4-7

  • 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 0.291 inches and 0.341 inches
  • Fastener Length
    Between 0.739 inches and 0.769 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.497 inches and 0.507 inches
  • Grip Diameter
    Between 0.2490 inches and 0.2495 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.428 inches and 0.448 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Steel comp xm-13
  • Material Specification
    Ams 5629 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single 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 5305011474040

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4049-4-7 Huck International, Inc.
HT4049-4-7 Arconic Global Fasteners & Rings,
HT4049-4-7 Hi-shear Corporation
HT4049-4-7 Sps Technologies, Llc
HT4049-4-7 Lisi Aerospace Canada Corp
ST3M714-4-7 Boeing Company, The
ST3M714-4-7 Alcoa Global Fasteners, Inc.
ST3M714-4-7 Sps Technologies Ltd Tj Brooks
ST3M714-4-7 Fastener Innovation Technology, Inc.
WC4049-4-7 West Coast Aerospace Inc
HT4049-4-7 Huck Intl Inc
10115442 Nimikkeistokeskus Ncb Finland
HT4049-4-7 Alcoa Global Fasteners, Inc.
HT4049-4-7 Huck International, Inc.
HT4049-4-7 Arconic Global Fasteners & Rings,
HT4049-4-7 Sps Technologies, Llc
HT4049-4-7 Hi-shear Corporation
HT4049-4-7 Lisi Aerospace Canada Corp
ST3M714-4-7 Boeing Company, The
ST3M714-4-7 Alcoa Global Fasteners, Inc.
ST3M714-4-7 Sps Technologies Ltd Tj Brooks
WC4049-4-7 West Coast Aerospace Inc
ST3M714-4-7 Fastener Innovation Technology, Inc.
HT4049-4-7 Alcoa Global Fasteners, Inc.
HT4049-4-7 Huck Intl Inc
10115442 Nimikkeistokeskus Ncb Finland
Stock Check
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