NSN 5305-00-308-1807
High Torque Screw
Between 0.578 inches and 0.625 inches fastener length, flat countersunk head style, between 0.376 inches and 0.381 inches head diameter, grip diameter: between 0.1890 inches and 0.1895 inches .
Manufacturer part number 3M123-3D3 for national stock number 5305003081807.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-00-308-1807.
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MPN or Model
3M123-3D3
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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) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.380 inches and 0.447 inches -
Fastener Length
Between 0.578 inches and 0.625 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.376 inches and 0.381 inches -
Grip Diameter
Between 0.1890 inches and 0.1895 inches -
Shank Unthreaded Hole Diameter
0.070 inches first hole -
Internal Drive Style
High-torque -
Thread Diameter
0.190 inches -
Grip Length
Between 0.178 inches and 0.198 inches -
Thready Qty Per Inch (tpi)
32 -
Countersink Angle
100.0 degrees -
Distance From Head Largest Bearing Surface To Shank Hole Center
0.139 inches first hole -
Surface Finish
32.0 microinches threads -
Material
Iron alloy 660 -
Thread Series Designator
Unc
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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 5305-00-308-1807 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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3M123-3D3 | Boeing Company, The |
HT3N-3D | Hi-shear Corporation |
3M123-3D3 | Sps Technologies, Llc |
3M123-3D3 | Fastener Innovation Technology, Inc. |
3M123-3D3 | Alcoa Global Fasteners, Inc. |
HT3N-3D | Lisi Aerospace Canada Corp |