NSN 5305-01-497-2680
High Torque Screw
1.510 inches fastener length, hexagon head style, 0.156 inches head height, width between flats: between 0.615 inches and 0.627 inches .
Manufacturer part number 3-55588-1 for national stock number 5305014972680.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-497-2680.
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MPN or Model
3-55588-1
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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.)
1.1 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.340 inches -
Fastener Length
1.510 inches -
Head Style
Hexagon -
Head Height
0.156 inches -
Width Between Flats
Between 0.615 inches and 0.627 inches -
Grip Diameter
Between 0.4362 inches and 0.4367 inches -
Shank Unthreaded Hole Diameter
0.106 inches first hole -
End Application
B-52 aircraft -
Thread Diameter
0.438 inches -
Grip Length
Between 1.000 inches and 1.010 inches -
Thready Qty Per Inch (tpi)
20 -
Distance From Head Largest Bearing Surface To Shank Hole Center
1.230 inches first hole -
Material
Steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 or steel comp 4140 -
Thread Series Designator
Unf
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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 5305-01-497-2680 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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3-55588-1 | The Boeing Company |