NAS501-6-21A

View detailed technical data, stock status, and sourcing information for: NAS501-6-21A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-429-9103

Item Name Code

01847

Assigment Date

04/19/1996 (30 years ago)

hexagon head style, 3a thread class, 0.640 inches minimum and 0.655 inches maximum thread length, right-hand thread direction, 2.187 inches minimum and 2.234 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: 0.640 inches minimum and 0.655 inches maximum
Fastener Length: 2.187 inches minimum and 2.234 inches maximum
Head Style: hexagon
Head Height: 0.187 inches minimum and 0.203 inches maximum
Width Between Flats: 0.553 inches minimum and 0.565 inches maximum
End Item Identification: b-1b
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Material: steel comp 321 or steel comp 347 overall
Material Document And Classification: ams5645 assn std 1st material response or ams5646 assn std 2nd material response overall
Thread Series Designator: unf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
NAS501-6-21A	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-429-9103?

The FSCG of the NSN 5306-01-429-9103 is 5306

Does the NSN 5306-01-429-9103 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-429-9103 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 5306-01-429-9103 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-429-9103 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 5306-01-429-9103 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Apr 19, 1996