NSN 5305-01-197-8273
High Torque Screw
Between 0.642 inches and 0.672 inches fastener length, oval countersunk head style, between 0.3898 inches and 0.3948 inches head diameter, grip diameter: between 0.2485 inches and 0.2495 inches .
Manufacturer part number ST3M740-4L3 for national stock number 5305011978273.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-197-8273.
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MPN or Model
ST3M740-4L3
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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 0.444 inches and 0.494 inches -
Fastener Length
Between 0.642 inches and 0.672 inches -
Head Style
Oval countersunk -
Head Diameter
Between 0.3898 inches and 0.3948 inches -
Grip Diameter
Between 0.2485 inches and 0.2495 inches -
Shank Unthreaded Hole Diameter
0.076 inches first hole and 0.086 inches first hole -
Internal Drive Style
High-torque -
Thread Diameter
0.250 inches -
Grip Length
Between 0.178 inches and 0.198 inches -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
180000 pounds per square inch -
Hardness Rating
39.0 rockwell c and 43.0 rockwell c -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Distance From Head Largest Bearing Surface To Shank Hole Center
0.516 inches first hole and 0.556 inches first hole -
Surface Finish
32.0 microinches threads -
Material
Steel comp 8740 -
Material Specification
Mil-s-6049 military specification single material response -
Surface Treatment
Aluminum -
Surface Treatment Specification
Mil-c-83488 type 2 cl 3 military specification single treatment response -
Thread Series Designator
Unjf
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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.
Pricing and Availability
Get a quote for 5305-01-197-8273 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Sps Technologies, Llc |
HT4053-4-3A | Hi-shear Corporation |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Huck Intl Inc |
10113526 | Nimikkeistokeskus Ncb Finland |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Hi-shear Corporation |
HT4053-4-3A | Sps Technologies, Llc |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Huck Intl Inc |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
10113526 | Nimikkeistokeskus Ncb Finland |
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Sps Technologies, Llc |
HT4053-4-3A | Hi-shear Corporation |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Huck Intl Inc |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
10113526 | Nimikkeistokeskus Ncb Finland |
ST3M740-4L3 | Twist Tite Mfg, Inc |
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Sps Technologies, Llc |
HT4053-4-3A | Hi-shear Corporation |
ST3M740-4L3 | Twist Tite Mfg, Inc |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Huck Intl Inc |
10113526 | Nimikkeistokeskus Ncb Finland |
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Sps Technologies, Llc |
HT4053-4-3A | Hi-shear Corporation |
ST3M740-4L3 | Twist Tite Mfg, Inc |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Huck Intl Inc |
10113526 | Nimikkeistokeskus Ncb Finland |
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Sps Technologies, Llc |
HT4053-4-3A | Hi-shear Corporation |
ST3M740-4L3 | Twist Tite Mfg, Inc |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Huck Intl Inc |
10113526 | Nimikkeistokeskus Ncb Finland |
ST3M740-4L3 | Boeing Company, The |
HT4053-4-3A | Hi-shear Corporation |
HT4053-4-3A | Sps Technologies, Llc |
ST3M740-4L3 | Twist Tite Mfg, Inc |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Huck International, Inc. |
HT4053-4-3A | Fastener Innovation Technology, Inc. |
HT4053-4-3A | West Coast Aerospace Inc |
HT4053-4-3A | Lisi Aerospace Canada Corp |
HT4053-4-3A | Sps Technologies Ltd Tj Brooks |
HT4053-4-3A | Arconic Global Fasteners & Rings, |
HT4053-4-3A | Sps Technologies Inc |
HT4053-4-3A | Alcoa Global Fasteners, Inc. |
HT4053-4-3A | Huck Intl Inc |
10113526 | Nimikkeistokeskus Ncb Finland |