5340-01-249-3903

Find complete technical information, availability, and procurement data for: 5340-01-249-3903
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-249-3903

Item Name Code

40280

Assigment Date

02/11/1987 (39 years ago)

A preformed metallic item with one or more inlet ports and two or more outlet ports. It is designed to collect and direct air (diesel application) and/or fuel-air mixture (gasoline application) to the cylinders of an internal combustion engine.

0.310 inches nominal width across flats, left internal and right external thread style designator, 1.160 inches nominal 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.

Length: 1.160 inches nominal
Cross-Sectional Shape: hexagon
Width Across Flats: 0.310 inches nominal
Style Designator: left internal and right external thread

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
410AS548	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-249-3903?

The FSCG of the NSN 5340-01-249-3903 is 5340

Does NSN 5340-01-249-3903 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 5340-01-249-3903 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-249-3903 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 5340-01-249-3903 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Feb 11, 1987