2990-01-098-1857

Find complete technical information, availability, and procurement data for: 2990-01-098-1857
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-098-1857

Item Name Code

10849

Assigment Date

07/26/1980 (46 years ago)

An instrument designed to measure and transmit information relative to the quantity of liquid contained in a tank, vessel, chamber, or the like. Excludes:switch, liquid level.

29.250 inches nominal overall length, 8.562 inches nominal overall height, 11.812 inches nominal overall width, 3.515 inches nominal 1st outlet outlet inside diameter, unthreaded single inlet inlet connection 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: 29.250 inches nominal
Overall Height: 8.562 inches nominal
Overall Width: 11.812 inches nominal
Inlet Connection Type: unthreaded single inlet
Outlet Inside Diameter: 3.515 inches nominal 1st outlet
Design Type: dry
Coolant Type: air
Muffler Design: directional vane
Body Shape: oval
Inlet Location: centrally located on side of body,3.440 in. from end single inlet
Inlet Projection Length: 2.720 inches nominal single inlet
Inlet Inside Diameter: 3.515 inches nominal single inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: located on vertical centerline 3.405 in. from top 1st outlet
Outlet Projection Length: 3.125 inches nominal 1st outlet

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
7-642-000043	Exhaust Muffler
B7-642-000043	Exhaust Muffler
W0M09-0324	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-098-1857?

The FSCG of the NSN 2990-01-098-1857 is 2990

Does the NSN 2990-01-098-1857 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-098-1857 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 2990-01-098-1857 contain precious materials?

Precious metal content is unknown

Does NSN 2990-01-098-1857 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 2990-01-098-1857 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Sat, Jul 26, 1980