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NSN 5305-01-477-5624

High Torque Screw

About this product

Between 1.313 inches and 1.360 inches fastener length, flat countersunk undercut head style, between 0.756 inches and 0.760 inches head diameter, head height: between 0.115 inches and 0.117 inches .

Manufacturer part number ST3M652C6-11A for national stock number 5305014775624.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-477-5624.

  • MPN or Model

    ST3M652C6-11A

  • 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
    0.641 inches
  • Fastener Length
    Between 1.313 inches and 1.360 inches
  • Head Style
    Flat countersunk undercut
  • Head Diameter
    Between 0.756 inches and 0.760 inches
  • Head Height
    Between 0.115 inches and 0.117 inches
  • Internal Drive Style
    High-torque
  • End Application
    Fighter aircraft-first (f18 e/f)
  • Thread Diameter
    0.375 inches
  • Thready Qty Per Inch (tpi)
    24
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Criticality Code Justification
    Agav
  • Part Name Assigned By Controlling Agency
    Hi-torque bolt, 100 degree flush sealing head close tolerance
  • 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
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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 5305014775624

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST3M652C6-11A Boeing Company, The
HT4020-6-11A Hi-shear Corporation
11925C6-11A Reid Products Inc.
HT4020-6-11A Lisi Aerospace Canada Corp
HT4020-6-11A Sps Technologies Inc
ST3M652C6-11A Valley-todeco, Inc.
HT4020-6-11A Sps Technologies, Llc
HT4020-6-11A Arconic Global Fasteners & Rings,
ST3M652C6-11A Heartland Precision Fasteners, Inc.
HT4020-6-11A Huck International, Inc.
HT4020-6-11A Sps Technologies, Llc
HT4020-6-11A Sps Technologies, Llc
ST3M652C6-11A Fastener Innovation Technology, Inc.
HT4020-6-11A Sps Technologies, Llc
HT4020-6-11A Alcoa Global Fasteners, Inc.
HT4020-6-11A Sps Technologies Ltd Tj Brooks
ST3M652C6-11A Houston Precision Fasteners I, Lp
WC4020-6-11A West Coast Aerospace Inc
Stock Check
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