2990-01-003-7510

Find complete technical information, availability, and procurement data for: 2990-01-003-7510
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-003-7510

Item Name Code

10849

Assigment Date

05/05/1975 (51 years ago)

A rigid tubular item designed to direct the exhaust gases away from an engine, heater, or the like. For flexible items, see hose, metallic.

unthreaded single inlet inlet connection type, 2.250 inches nominal 1st outlet2.250 inches nominal outlet inside diameter, 31.000 inches nominal overall length, dry design type, 6.000 inches nominal overall diameter

Product Characteristics

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

Overall Length: 31.000 inches nominal
Inlet Connection Type: unthreaded single inlet
Overall Diameter: 6.000 inches nominal
Outlet Inside Diameter: 2.250 inches nominal 1st outlet2.250 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: baffle
Tube Quantity: 3
Body Shape: round
Inlet Location: offset in end section of body 0.750 in. c of inlet to c of body single inlet
Inlet Projection Length: 2.500 inches nominal single inlet2.500 inches nominal
Inlet Inside Diameter: 2.250 inches nominal single inlet2.250 inches nominal
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: offset in end section of body 1.500 in. c of outlet to c of body 1st outlet
Outlet Projection Length: 2.500 inches nominal 1st outlet2.500 inches nominal
Material: steel location not otherwise specified
Surface Treatment: aluminum alloy

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-01-146-4014	No Name Available	07/01/1985

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
1382	Exhaust Muffler
3894151	Exhaust Muffler
4036879	Exhaust Muffler
DT5-130M	Exhaust Muffler
ZE011	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-01-003-7510?

The FSCG of the NSN 2990-01-003-7510 is 2990

Does the NSN 2990-01-003-7510 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-01-003-7510 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 2990-01-003-7510 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-003-7510 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 2990-01-003-7510 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Mon, May 5, 1975