MILB857,5/8-11UNC 2B

View detailed technical data, stock status, and sourcing information for: MILB857,5/8-11UNC 2B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-202-8817

Item Name Code

01857

Assigment Date

03/07/1985 (41 years ago)

hexagon nut style, right-hand thread direction, 0.535 inches minimum and 0.559 inches maximum nut height, 2b thread class, 0.932 inches minimum and 0.938 inches maximum width across flats

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: 0.535 inches minimum and 0.559 inches maximum
Width Across Flats: 0.932 inches minimum and 0.938 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 11
Nominal Thread Size: 0.625 inches
Criticality Code Justification: zzzy
Bearing Surface Type: washer faced
Material: steel overall
Material Document And Classification: 66 fed std single material response overall
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
MILB857,5/8-11UNC 2B	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-202-8817?

The FSCG of the NSN 5310-01-202-8817 is 5310

Does the NSN 5310-01-202-8817 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-202-8817 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 5310-01-202-8817 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-202-8817 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 5310-01-202-8817 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Mar 7, 1985