NSN 5305-01-135-2401
High Torque Screw
Between 0.829 inches and 0.859 inches fastener length, oval countersunk head style, between 0.390 inches and 0.395 inches head diameter, grip diameter: between 0.2485 inches and 0.2495 inches .
Manufacturer part number ST3M740-4L6 for national stock number 5305011352401.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-135-2401.
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MPN or Model
ST3M740-4L6
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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 0.829 inches and 0.859 inches -
Head Style
Oval countersunk -
Head Diameter
Between 0.390 inches and 0.395 inches -
Grip Diameter
Between 0.2485 inches and 0.2495 inches -
Internal Drive Style
High-torque -
Thread Diameter
0.250 inches -
Grip Length
Between 0.365 inches and 0.385 inches -
Thready Qty Per Inch (tpi)
28 -
Hardness Rating
39.0 rockwell c and 43.0 rockwell c -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Material
Steel comp 8740 -
Material Specification
Mil-s-6049 military specification single material response -
Surface Treatment
Aluminum and chromate -
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 5305-01-135-2401 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
ST3M740-4L6 | Huck International, Inc. |
ST3M740-4L6 | Fastener Innovation Technology, Inc. |
ST3M740-4L6 | Hi-shear Corporation |
ST3M740-4L6 | West Coast Aerospace Inc |
ST3M740-4L6 | Sps Technologies, Llc |
ST3M740-4L6 | Lisi Aerospace Canada Corp |
ST3M740-4L6 | Boeing Company, The |
ST3M740-4L6 | Sps Technologies Ltd Tj Brooks |
ST3M740-4L6 | Sps Technologies Inc |
10115372 | Nimikkeistokeskus Ncb Finland |
ST3M740-4-6 | Alcoa Global Fasteners, Inc. |
ST3M740-4L6 | Arconic Global Fasteners & Rings, |
ST3M740-4L6 | Alcoa Global Fasteners, Inc. |
ST3M740-4L6 | Twist Tite Mfg, Inc |