12A7109

View detailed technical data, stock status, and sourcing information for: 12A7109
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-276-3399

Item Name Code

16979

Assigment Date

01/01/1963 (63 years ago)

plain, octagon nut style, right-hand thread direction, 3b thread class, 4.875 inches nominal width across flats, 0.438 inches nominal 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: plain, octagon
Nut Height: 0.438 inches nominal
Width Across Flats: 4.875 inches nominal
Thread Series: un
Thread Quantity Per Inch: 12
Nominal Thread Size: 4.000 inches
Bearing Surface Type: chamfered
Material: steel comp 1020 overall
Material Document And Classification: qq-a-633-canc fed spec single material response overall

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
12A7109	Octagon Plain Nut
1827X50	Octagon Plain Nut
2117303	Octagon Plain Nut
261SP28	Octagon Plain Nut
2763399	Octagon Plain Nut
394749	Octagon Plain Nut
5310002763399	Octagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-276-3399?

The FSCG of the NSN 5310-00-276-3399 is 5310

Does the NSN 5310-00-276-3399 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-276-3399 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 5310-00-276-3399 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-276-3399 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 5310-00-276-3399 was assigned to the Federal Catalog?

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