NAS1831B6E56

View detailed technical data, stock status, and sourcing information for: NAS1831B6E56
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-396-4321

Item Name Code

40280

Assigment Date

09/20/1994 (31 years ago)

An assembly of chain(s), with or without attachments, in a continuous run from end to end. It may contain one or more intermediate and/or end attachments, such as sliding or fixed rings, swivels, hooks, or the like.

right-hand left external thread direction, 0.500 inches minimum right internal thread length, 2b left external thread class, right-hand right internal thread direction, 2b right internal thread class

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 left external
Thread Class: 2b right internal
Thread Direction: right-hand left external
Thread Direction: right-hand right internal
Thread Length: 0.500 inches minimum right internal
Thread Length: 0.500 inches minimum left external
Length: 3.500 inches nominal
Cross-Sectional Shape: hexagon
Width Across Flats: 0.375 inches nominal
Thread Quantity Per Inch: 32 left external
Thread Quantity Per Inch: 32 right internal
Nominal Thread Size: 0.190 inches left external
Nominal Thread Size: 0.190 inches left internal (includes thru thread)
Nominal Thread Size: 0.190 inches right internal
Material: copper alloy 260 overall
Material Document And Classification: qq-b-626 comp 11 fed spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty2 cl2 fed spec single treatment response overall
Style Designator: left internal and right internal threads
Thread Series Designator: unc left external
Thread Series Designator: unc right internal

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
NAS1831B6E56	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-396-4321?

The FSCG of the NSN 5340-01-396-4321 is 5340

Does NSN 5340-01-396-4321 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 5340-01-396-4321 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-396-4321 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-396-4321 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Sep 20, 1994