5340-01-375-2979

Find complete technical information, availability, and procurement data for: 5340-01-375-2979
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-375-2979

Item Name Code

40280

Assigment Date

05/07/1993 (33 years ago)

1.870 inches minimum and 1.880 inches maximum length, right-hand left internal (includes thru thread)right-hand right internal thread direction, hexagon cross-sectional shape, 2b left internal (includes thru thread)2b right internal thread class, 0.438 inches nominal left internal (includes thru thread)0.438 inches nominal right internal thread length

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 internal (includes thru thread)2b right internal
Thread Direction: right-hand left internal (includes thru thread)right-hand right internal
Thread Length: 0.438 inches nominal left internal (includes thru thread)0.438 inches nominal right internal
Length: 1.870 inches minimum and 1.880 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)32 right internal
Nominal Thread Size: 0.164 inches left internal (includes thru thread)0.164 inches right internal
Material: aluminum alloy 6061 or aluminum alloy 6061 and aluminum alloy 2011 standoff
Material Document And Classification: qq-a-225/8,t6 fed spec 1st material response and qq-a-225/6,t4 fed spec 2nd material response or qq-a-225/3,t4 fed spec 3rd material response standoff
Surface Treatment: anodize standoff
Surface Treatment Document And Classification: mil-a-8625,ty 1 or ty 2,cl 1 mil spec single treatment response standoff
Style Designator: left internal and right internal threads
Thread Series Designator: unc left internal (includes thru thread)unc 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
NAS1831A6D30	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-375-2979?

The FSCG of the NSN 5340-01-375-2979 is 5340

Does NSN 5340-01-375-2979 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 5340-01-375-2979 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-375-2979 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 5340-01-375-2979 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, May 7, 1993