8H3390

View detailed technical data, stock status, and sourcing information for: 8H3390
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-404-3784

Item Name Code

01857

Assigment Date

01/13/1972 (54 years ago)

A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.

hexagon nut style, 3b thread class, 2.188 inches nominal width across flats, right-hand thread direction, 1.281 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: hexagon
Nut Height: 1.281 inches nominal
Width Across Flats: 2.188 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 12
Nominal Thread Size: 1.500 inches
Bearing Surface Type: washer faced
Material: aluminum alloy or steel 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
8H3390	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-404-3784?

The FSCG of the NSN 5310-00-404-3784 is 5310

Does NSN 5310-00-404-3784 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 5310-00-404-3784 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-404-3784 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 5310-00-404-3784 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Thu, Jan 13, 1972