41-8002-1

View detailed technical data, stock status, and sourcing information for: 41-8002-1
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-470-4194

Item Name Code

10849

Assigment Date

08/19/1970 (55 years ago)

right-hand single inlet inlet thread direction, dry design type, 20.500 inches nominal overall length, 4.187 inches nominal overall diameter, threaded 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: 20.500 inches nominal
Inlet Connection Type: threaded single inlet
Inlet Thread Direction: right-hand single inlet
Overall Diameter: 4.187 inches nominal
Design Type: dry
Coolant Type: air
Muffler Design: straight through
Body Shape: round
Operating Position: universal
Inlet Location: located center of end of body single inlet
Inlet Projection Length: 2.250 inches nominal single inlet2.250 inches nominal
Inlet Thread Size: 1-7/8-12 single inlet
Inlet Thread Series Designator: unc single inlet
Inlet Thread Location: external single inlet
Outlet Connection Type: threaded 1st outlet
Outlet Location: located center of end of body 1st outlet
Outlet Projection Length: 2.250 inches nominal 1st outlet2.250 inches nominal
Outlet Thread Size: 1-5/8-12 1st outlet
Outlet Thread Series Designator: unc 1st outlet
Outlet Thread Direction: right-hand 1st outlet
Outlet Thread Location: external 1st outlet
Material: steel location not otherwise specified
Surface Treatment: paint

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
41-8002-1	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-470-4194?

The FSCG of the NSN 2990-00-470-4194 is 2990

Does the NSN 2990-00-470-4194 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-470-4194 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 2990-00-470-4194 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-470-4194 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 2990-00-470-4194 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Aug 19, 1970