NSN 5306-01-383-1840
Close Tolerance Hex Head Bolt
Nthread is safety critical per mil-s-8879 under application category safety critical. Apply one coat of mil-p-23377, ty 1, cl 1 or 3 and two top coats of mil-c-46168, color code 33538 per fed-std-595 to top of head.
Manufacturer part number 02340-2 for national stock number 5306013831840.
Datasheet
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Product description
Close Tolerance Bolt NSN 5306-01-383-1840.
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MPN or Model
02340-2
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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
0.545 inches -
Fastener Length
1.438 inches -
Head Style
Double hexagon w/hole -
Head Height
0.330 inches -
Width Between Flats
0.312 inches -
Extended Washer Diameter
0.438 inches -
Extended Washer Thickness
Between 0.050 inches and 0.060 inches -
Grip Diameter
Between 0.2494 inches and 0.2499 inches -
Thread Diameter
0.250 inches -
Grip Length
0.812 inches -
Thready Qty Per Inch (tpi)
28 -
Criticality Code Justification
Thsd -
Surface Finish
32.0 microinches threads -
Material
Iron alloy 660 -
Material Specification
Ams 5731 assn standard single material response -
Thread Series Designator
Unjf
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An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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 not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.
Pricing and Availability
Get a quote for 5306-01-383-1840 close tolerance boltManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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02340-2 | Defense Logistics Agency |