330-2030

View detailed technical data, stock status, and sourcing information for: 330-2030
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-684-3347

Item Name Code

10849

Assigment Date

01/01/1961 (65 years ago)

11.000 inches nominal overall width, unthreaded 1st inlet inlet connection type, 22.880 inches nominal overall length, 6.000 inches nominal overall height, unthreaded 2nd 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: 22.880 inches nominal
Overall Height: 6.000 inches nominal
Overall Width: 11.000 inches nominal
Inlet Connection Type: unthreaded 1st inlet
Inlet Connection Type: unthreaded 2nd inlet
Outlet Inside Diameter: 3.310 inches nominal 1st outlet
Design Type: jacketed
Muffler Design: louver
Tube Quantity: 3
Body Shape: oval
Operating Position: vertical
Inlet Location: 3-1/4 in. c to c from horizontal center line single inlet
Inlet Projection Length: 1.000 inches nominal 1st inlet
Inlet Projection Length: 1.000 inches nominal 2nd inlet
Inlet Outside Diameter: 3.125 inches nominal 1st inlet
Inlet Outside Diameter: 3.125 inches nominal 2nd inlet
Inlet Inside Diameter: 3.000 inches nominal 2nd inlet
Inlet Inside Diameter: 3.000 inches nominal 1st inlet
Outlet Connection Type: unthreaded 1st outlet
Outlet Location: centrally located in end section of body 1st outlet
Outlet Projection Length: 1.000 inches nominal 1st outlet
Outlet Outside Diameter: 3.390 inches nominal 1st outlet
Material: glass fiber insulation
Material: steel comp 321 location not otherwise specified
Material Document And Classification: mil-s-6721, comp ti 321 mil spec single material response

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
330-2030	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-684-3347?

The FSCG of the NSN 2990-00-684-3347 is 2990

Does the NSN 2990-00-684-3347 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-684-3347 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 2990-00-684-3347 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-00-684-3347 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 2990-00-684-3347 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961