343126B1

View detailed technical data, stock status, and sourcing information for: 343126B1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-146-9903

Item Name Code

01857

Assigment Date

02/09/1983 (43 years ago)

0.904 inches minimum and 1.063 inches maximum width across flats, hexagon nut style, right-hand thread direction, 2b thread class, 0.587 inches minimum and 0.631 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: 0.587 inches minimum and 0.631 inches maximum
Width Across Flats: 0.904 inches minimum and 1.063 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
Special Features: reference number differentiating material will be in accordance with naval inventory control point activity hx quality control, manufacturing and testing specifications available at the dla icp. item must comply with requirements of defense supply center columbus production standard no. lo-011469903.
Material: steel overall
Material Document And Classification: astm a194 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: n2303a4,fscm 52022 mfr ref single treatment response overall
Reference Number Differentiating Characteristics: reference number differentiating material will be in accordance with naval inventory control point activity hx quality control. manufacturing and testing specifications available at the dla icp

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
343126B1	Hexagon Plain Nut
LO-011469903	Hexagon Plain Nut
PO0153NRP	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-146-9903?

The FSCG of the NSN 5310-01-146-9903 is 5310

Does the NSN 5310-01-146-9903 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-146-9903 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 5310-01-146-9903 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-146-9903 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 5310-01-146-9903 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Wed, Feb 9, 1983