5310-00-685-8278

Find complete technical information, availability, and procurement data for: 5310-00-685-8278
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-685-8278

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, hexagon nut style, 2b thread class, 0.302 inches minimum and 0.313 inches maximum width across flats, 0.072 inches minimum and 0.084 inches maximum 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: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.072 inches minimum and 0.084 inches maximum
Width Across Flats: 0.302 inches minimum and 0.313 inches maximum
Thread Series: unef
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered
Material: copper alloy 360 overall
Material Document And Classification: qq-b-626,1/2 h fed spec single material response overall
Surface Treatment: nickel overall
Surface Treatment Document And Classification: qq-n-290 fed 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Below is a list of NSNs that have been officially superseded by this NSN: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
5310-00-808-5428	No Name Available	04/01/1981

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
108675-284	Hexagon Plain Nut
1245C	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-685-8278?

The FSCG of the NSN 5310-00-685-8278 is 5310

Does the NSN 5310-00-685-8278 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-685-8278 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 5310-00-685-8278 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-685-8278 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 5310-00-685-8278 was assigned to the Federal Catalog?

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