28048-N

View detailed technical data, stock status, and sourcing information for: 28048-N
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-420-1203

Item Name Code

10849

Assigment Date

10/06/1995 (30 years ago)

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

round body shape, 4.240 inches nominal overall diameter, 19.438 inches nominal overall length, straight through muffler design, jacketed design type

Product Characteristics

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

Overall Length: 19.438 inches nominal
Overall Diameter: 4.240 inches nominal
Design Type: jacketed
Muffler Design: straight through
Body Shape: round
Operating Position: horizontal
Material: steel corrosion resisting location not otherwise specified

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
28048-N	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-420-1203?

The FSCG of the NSN 2990-01-420-1203 is 2990

Does the NSN 2990-01-420-1203 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-420-1203 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 2990-01-420-1203 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-420-1203 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 2990-01-420-1203 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Oct 6, 1995