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NSN 5305-01-568-0715

High Torque Screw

About this product

1.891 inches fastener length, flat countersunk head style, between 0.752 inches and 0.762 inches head diameter, grip diameter: between 0.374 inches and 0.375 inches .

Manufacturer part number ST3M454-6L20 for national stock number 5305015680715.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-568-0715.

  • MPN or Model

    ST3M454-6L20

  • 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
    0.641 inches
  • Fastener Length
    1.891 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.752 inches and 0.762 inches
  • Grip Diameter
    Between 0.374 inches and 0.375 inches
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.375 inches
  • Grip Length
    1.090 inches
  • Thready Qty Per Inch (tpi)
    24
  • Countersink Angle
    100.0 degrees
  • Material
    Stainless steel
  • Surface Treatment
    Passivate
  • 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 5305015680715

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST3M454-6L20 Boeing Company, The
ST3M454-76120 Vectron International, Inc.
ST3M454-6L20 Sps Technologies, Llc
ST3M454-76L20 Valley-todeco, Inc.
ST3M454-76120 Arconic Global Fasteners & Rings,
ST3M454-6L20 Heartland Precision Fasteners, Inc.
ST3M454-76120 Huck International, Inc.
ST3M454-6L20 Houston Precision Fasteners I, Lp
ST3M454-76120 Sps Technologies, Llc
ST3M454-6L20 Fastener Innovation Technology, Inc.
ST3M454-76120 Sps Technologies, Llc
ST3M454-6L20 Reid Products Inc.
ST3M454-76120 West Coast Aerospace Inc
ST3M454-76120 Alcoa Global Fasteners, Inc.
HT 4025L6-20 Arconic Global Fasteners & Rings,
HT 4025L6-20 Valley-todeco, Inc.
HT 4025L6-20 Huck International, Inc.
HT 4025L6-20 Sps Technologies, Llc
11905-6L-20 Reid Products Inc.
HT 4025L6-20 Sps Technologies, Llc
WC4025L-6-20 West Coast Aerospace Inc
HT 4025L6-20 Hi-shear Corporation
HT 4025L6-20 Sps Technologies, Llc
HT 4025L6-20 Alcoa Global Fasteners, Inc.
HT 4025L6-20 Monsanto Co
HT 4025L6-20 Sps Technologies Ltd Tj Brooks
HT 4025L6-20 Sps Technologies, Llc
HT 4025L6-20 Advanced Engineering Inc
Stock Check
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