5340-01-385-3737

Find complete technical information, availability, and procurement data for: 5340-01-385-3737
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-385-3737

Item Name Code

40280

Assigment Date

10/30/1985 (40 years ago)

3b right internal thread class, 0.246 inches minimum and 0.254 inches maximum width across flats, right-hand right internal thread direction, 0.433 inches minimum and 0.443 inches maximum cross-sectional length, hexagon cross-sectional shape

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 right internal
Thread Direction: right-hand right internal
Cross-Sectional Length: 0.433 inches minimum and 0.443 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.246 inches minimum and 0.254 inches maximum
Thread Quantity Per Inch: 32 right internal
Nominal Thread Size: 0.138 inches right internal
Special Features: material: steel comp 4130 or steel comp 8630 or steel comp 8740 overall;material document and classification: mil-s-6758 mil spec 1st material response or mil-s-6050 mil spec 2nd material response or mil-s-6049,cond f mil spec 3rd material response overall;surface treatment: cadmium and chromate overall;surface treatment document and classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall;bearing surface type: flat
Thread Series Designator: unc left internal (includes thru thread)
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
NAS1831-4C07	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-385-3737?

The FSCG of the NSN 5340-01-385-3737 is 5340

Does NSN 5340-01-385-3737 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 5340-01-385-3737 contain precious materials?

Precious metal content is unknown

Does NSN 5340-01-385-3737 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 5340-01-385-3737 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Oct 30, 1985