NAS1805-8

View detailed technical data, stock status, and sourcing information for: NAS1805-8
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-231-2220

Item Name Code

29729

Assigment Date

04/24/1986 (40 years ago)

3b thread class, prevailing torque all metal design locking feature, 0.788 inches nominal washer outside diameter, dry film lubricant lubrication, right-hand thread direction

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.788 inches nominal
Lubrication: dry film lubricant
Overall Height: 0.500 inches nominal
Nut Style: double hexagon
Washer Thickness: 0.074 inches nominal
Width Across Flats: 0.616 inches minimum and 0.627 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches
Material: iron alloy 660 overall
Surface Treatment: passivate overall
Specification/Standard Data: 80205-1805 professional/industrial association standard

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
NAS1805-8	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-231-2220?

The FSCG of the NSN 5310-01-231-2220 is 5310

Does the NSN 5310-01-231-2220 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-231-2220 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 5310-01-231-2220 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-231-2220 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 5310-01-231-2220 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Thu, Apr 24, 1986