D48667 ITEM NO 18

View detailed technical data, stock status, and sourcing information for: D48667 ITEM NO 18
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-903-3996

Item Name Code

01857

Assigment Date

01/01/1960 (66 years ago)

0.4890 inches minimum and 0.5000 inches maximum width across flats, 2b thread class, right-hand thread direction, 0.258 inches minimum and 0.273 inches maximum nut height, hexagon nut style

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
Nut Style: hexagon
Nut Height: 0.258 inches minimum and 0.273 inches maximum
Width Across Flats: 0.4890 inches minimum and 0.5000 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.312 inches
Bearing Surface Type: chamfered or washer faced
Material: copper alloy 462 or copper alloy 464 overall
Material Document And Classification: qq-b-637,comp 462 or 464 fed spec all material responses overall
Surface Treatment: black oxide overall
Surface Treatment Document And Classification: mil-f-495 mil spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-022-0075	No Name Available	03/01/1980
5310-00-042-9071	No Name Available	05/01/1976
5310-01-049-6474	No Name Available	06/01/1979
5310-01-378-4027	No Name Available	03/01/1995

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
0740843	Hexagon Plain Nut
37041-17	Hexagon Plain Nut
5310009033996	Hexagon Plain Nut
871-0025	Hexagon Plain Nut
AA-37041 PC NO 17	Hexagon Plain Nut
D48667 ITEM NO 18	Hexagon Plain Nut
MS51969-2	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-903-3996?

The FSCG of the NSN 5310-00-903-3996 is 5310

Does the NSN 5310-00-903-3996 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-903-3996 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 5310-00-903-3996 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-903-3996 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 5310-00-903-3996 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960