5310-00-721-4434

Find complete technical information, availability, and procurement data for: 5310-00-721-4434
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-721-4434

Item Name Code

01859

Assigment Date

01/01/1963 (63 years ago)

3b thread class, right-hand thread direction, 0.428 inches minimum and 0.440 inches maximum width across flats, slotted, hexagon nut style, 0.172 inches minimum and 0.203 inches maximum nut height

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
Nut Style: slotted, hexagon
Nut Height: 0.172 inches minimum and 0.203 inches maximum
Width Across Flats: 0.428 inches minimum and 0.440 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: steel corrosion resisting overall
Surface Treatment: passivate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-669-4696	No Name Available	07/01/2020

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
10300543	Nut,plain,slotted,hexagon
218186	Nut,plain,slotted,hexagon
5596660	Nut,plain,slotted,hexagon
938.08.22.124	Nut,plain,slotted,hexagon
AE91983E	Nut,plain,slotted,hexagon
AN320C4	Nut,plain,slotted,hexagon

FAQs

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

What is the FSCG of the NSN 5310-00-721-4434?

The FSCG of the NSN 5310-00-721-4434 is 5310

Does the NSN 5310-00-721-4434 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-721-4434 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 5310-00-721-4434 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-721-4434 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 5310-00-721-4434 was assigned to the Federal Catalog?

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