IB23

View detailed technical data, stock status, and sourcing information for: IB23
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-281-5398

Item Name Code

01857

Assigment Date

01/01/1961 (65 years ago)

hexagon nut style, 0.154 inches minimum and 0.162 inches maximum nut height, 0.2332 inches minimum and 0.2362 inches maximum width across flats, +0.1201 to 0.1221 inches thread pitch diameters, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Pitch Diameters: +0.1201 to 0.1221 inches
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.154 inches minimum and 0.162 inches maximum
Width Across Flats: 0.2332 inches minimum and 0.2362 inches maximum
Thread Series: lowenherz
Nominal Thread Size: 3.5 millimeters
Bearing Surface Type: chamfered
Material: copper alloy 360 overall
Material Document And Classification: sae 72 assn std single material response overall
Surface Treatment: cadmium overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-362-1405	No Name Available	01/01/1963
5305-00-567-3094	No Name Available	10/09/1967

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
175970	Hexagon Plain Nut
17804F	Hexagon Plain Nut
5307280	Hexagon Plain Nut
643915	Hexagon Plain Nut
AL23N	Hexagon Plain Nut
IB23	Hexagon Plain Nut
R20606	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-281-5398?

The FSCG of the NSN 5310-00-281-5398 is 5310

Does the NSN 5310-00-281-5398 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-281-5398 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 5310-00-281-5398 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-281-5398 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 5310-00-281-5398 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961