5310-01-388-6287

Find complete technical information, availability, and procurement data for: 5310-01-388-6287
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-388-6287

Item Name Code

01857

Assigment Date

04/05/1994 (32 years ago)

A flat or preformed item of metallic or nonmetallic material. It may vary in shape and its surface may be smooth and/or serrated. Its thickness is small in comparison to both its length and width. It is designed to be mounted upon a surface or between two surfaces. Its primary function is to strengthen, join, or separate aircraft structural parts. Excludes:plate, mending; shim; and spacer, plate.

0.287 inches nominal nut height, 0.250 inches nominal width across flats, right-hand thread direction, 2b thread class, 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: 0.287 inches nominal
Width Across Flats: 0.250 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Bearing Surface Type: chamfered or washer faced
Material: aluminum alloy 6061 overall
Material Document And Classification: qq-a-225/8 fed spec single material response overall
Surface Treatment: chromate overall
Surface Treatment Document And Classification: mil-c-5541, cl 1a mil spec single treatment 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
6716952	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-388-6287?

The FSCG of the NSN 5310-01-388-6287 is 5310

Does the NSN 5310-01-388-6287 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-388-6287 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 5310-01-388-6287 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-388-6287 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 5310-01-388-6287 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Apr 5, 1994