820-4551555

View detailed technical data, stock status, and sourcing information for: 820-4551555
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-155-2504

Item Name Code

01857

Assigment Date

06/07/1983 (43 years ago)

hexagon nut style, 0.062 inches nominal drilled hole diameter, 0.341 inches minimum and 0.377 inches maximum nut height, 2b thread class, right-hand thread direction

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: 0.341 inches minimum and 0.377 inches maximum
Drilled Hole Diameter: 0.062 inches nominal
Hole Type And Quantity: 2 drilled
Width Across Flats: 0.669 inches minimum and 0.688 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.375 inches
Hole Configuration Style: configuration b
Criticality Code Justification: zzzy
Bearing Surface Type: flat
Material: steel overall
Material Document And Classification: astm a194 gr2h. assn 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
820-4551525PC7	Hexagon Plain Nut
820-4551555	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-155-2504?

The FSCG of the NSN 5310-01-155-2504 is 5310

Does the NSN 5310-01-155-2504 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-155-2504 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 5310-01-155-2504 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-155-2504 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 5310-01-155-2504 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Jun 7, 1983