NAS443-8

View detailed technical data, stock status, and sourcing information for: NAS443-8
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-208-7215

Item Name Code

05284

Assigment Date

01/01/1963 (63 years ago)

double hexagon internal drive style, 3b thread class, right-hand thread direction, 0.628 inches minimum and 0.635 inches maximum width between flats, prevailing torque with nonmetallic insert locking feature

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
Width Between Flats: 0.628 inches minimum and 0.635 inches maximum
Locking Feature: prevailing torque with nonmetallic insert
Internal Drive Style: double hexagon
Nut Style: internal wrenching
Nut Diameter: 0.875 inches nominal
Nut Height: 1.094 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches
Material: fiber locking insert
Material: steel comp 4130 overall except insert
Material Document And Classification: 66 fed std single material response overall except insert
Surface Treatment: cadmium nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-063-6381	No Name Available	09/01/1981
5310-00-263-8102	No Name Available	06/01/1981

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
NAS443-8	Internal Wrench Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-208-7215?

The FSCG of the NSN 5310-00-208-7215 is 5310

Does the NSN 5310-00-208-7215 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-208-7215 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 5310-00-208-7215 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-208-7215 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 5310-00-208-7215 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963