938.07.68.203

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-266-4461

Item Name Code

05277

Assigment Date

01/01/1963 (63 years ago)

0.234 inches nominal nut height, right-hand thread direction, 2b thread class, hexagon nut style, prevailing torque all metal design or 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: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design or prevailing torque with nonmetallic insert
Nut Style: hexagon
Nut Height: 0.234 inches nominal
Width Across Flats: 0.344 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.164 inches
Bearing Surface Type: washer faced
Material: steel overall
Surface Treatment: cadmium or zinc overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-197-2284	No Name Available	01/01/1963
5310-00-274-8902	No Name Available	01/01/1960

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
188036	Hexagon Self-Locking Nut
3X80816	Hexagon Self-Locking Nut
650862	Hexagon Self-Locking Nut
853686	Hexagon Self-Locking Nut
938.07.68.203	Hexagon Self-Locking Nut
AN365-832	Hexagon Self-Locking Nut
MS20365-832	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-266-4461?

The FSCG of the NSN 5310-00-266-4461 is 5310

Does the NSN 5310-00-266-4461 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-266-4461 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 5310-00-266-4461 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-266-4461 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 5310-00-266-4461 was assigned to the Federal Catalog?

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