NAS1831B6E48

View detailed technical data, stock status, and sourcing information for: NAS1831B6E48
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-390-7120

Item Name Code

40280

Assigment Date

05/25/1994 (32 years ago)

A metallic or nonmetallic item which is rigid, flat and generally smooth. Its thickness is small in comparison to its length and width. It is designed for mounting one or more items and may have drilled or threaded holes or other facilities for mounting to a supporting object or surface. See support,as modified. Do not use if a more specific name applies.

right-hand left internal (includes thru thread) thread direction, 0.500 inches minimum left internal (includes thru thread) thread length, 3b left internal (includes thru thread) thread class, 3b right internal thread class, right-hand right internal 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: 3b left internal (includes thru thread)
Thread Class: 3b right internal
Thread Direction: right-hand right internal
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.500 inches minimum left internal (includes thru thread)
Thread Length: 0.500 inches minimum right internal
Length: 2.995 inches minimum and 3.005 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.369 inches minimum and 0.381 inches maximum
Thread Quantity Per Inch: 32 left internal (includes thru thread)
Thread Quantity Per Inch: 32 right internal
Nominal Thread Size: 0.1900 inches left internal (includes thru thread)
Nominal Thread Size: 0.1900 inches right internal
Material: copper alloy overall
Material Document And Classification: qq-b-626 alloy 11 fed spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec all treatment responses overall
Style Designator: left internal and right internal threads
Thread Series Designator: unf left internal (includes thru thread)
Thread Series Designator: unf right internal
Specification/Standard Data: 80205-nas1831 professional/industrial association standard

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
NAS1831B6E48	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-390-7120?

The FSCG of the NSN 5340-01-390-7120 is 5340

Does NSN 5340-01-390-7120 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 5340-01-390-7120 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-390-7120 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 5340-01-390-7120 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Wed, May 25, 1994