HN775-16-20

View detailed technical data, stock status, and sourcing information for: HN775-16-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-208-5243

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

2b thread class, hexagon nut style, right-hand thread direction, 0.428 inches minimum and 0.448 inches maximum width across flats, 0.178 inches minimum and 0.198 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: 0.178 inches minimum and 0.198 inches maximum
Width Across Flats: 0.428 inches minimum and 0.448 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered
Material: copper alloy 360 overall
Material Document And Classification: astm b16-42 assn std single material response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-063-1196	No Name Available	09/01/1995
5310-00-199-6513	No Name Available	07/01/1986
5310-00-268-6129	No Name Available	10/07/1968

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
507060	Hexagon Plain Nut
A14286-6	Hexagon Plain Nut
HN775-16-20	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-208-5243?

The FSCG of the NSN 5310-00-208-5243 is 5310

Does the NSN 5310-00-208-5243 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-208-5243 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 5310-00-208-5243 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-208-5243 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 5310-00-208-5243 was assigned to the Federal Catalog?

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