74328-8-20

View detailed technical data, stock status, and sourcing information for: 74328-8-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-253-7118

Item Name Code

15903

Assigment Date

04/23/1987 (39 years ago)

3a thread class, right-hand thread direction, double hexagon w/hole head style, 0.742 inches minimum and 0.792 inches maximum thread length, 2.002 inches minimum and 2.032 inches maximum fastener length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.742 inches minimum and 0.792 inches maximum
Fastener Length: 2.002 inches minimum and 2.032 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.494 inches minimum and 0.514 inches maximum
Width Between Flats: 0.564 inches nominal
Extended Washer Diameter: 0.818 inches minimum and 0.828 inches maximum
Extended Washer Thickness: 0.113 inches minimum and 0.133 inches maximum
Grip Diameter: 0.4990 inches minimum and 0.4995 inches maximum
Nominal Thread Diameter: 0.500 inches
Grip Length: 1.240 inches minimum and 1.260 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 220000 pounds per square inch
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

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FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5306-01-253-7118?

The FSCG of the NSN 5306-01-253-7118 is 5306

Does the NSN 5306-01-253-7118 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-253-7118 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5306-01-253-7118 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-253-7118 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5306-01-253-7118 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Thu, Apr 23, 1987