5340-01-049-9778

Find complete technical information, availability, and procurement data for: 5340-01-049-9778
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-049-9778

Item Name Code

40280

Assigment Date

10/30/1977 (48 years ago)

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes:nut (1), tube coupling, reducing; and nut (1), union.

0.437 inches nominal width across flats, hexagon cross-sectional shape, 2 0.070 in. dia holes one side,0.800 c to c,0.500 from ends special features, 0.062 inches minimum and 0.067 inches maximum left slot width, 1.800 inches nominal length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Length: 1.800 inches nominal
Cross-Sectional Shape: hexagon
Width Across Flats: 0.437 inches nominal
Left Slot Width: 0.062 inches minimum and 0.067 inches maximum
Special Features: 2 0.070 in. dia holes one side,0.800 c to c,0.500 from ends
Style Designator: internally threaded full length

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
14-50750-3	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-049-9778?

The FSCG of the NSN 5340-01-049-9778 is 5340

Does NSN 5340-01-049-9778 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 5340-01-049-9778 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-049-9778 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 5340-01-049-9778 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sun, Oct 30, 1977