448290/1

View detailed technical data, stock status, and sourcing information for: 448290/1

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448290/1
Federal Supply Group
Engine Accessories
National Stock Number
2990-00-125-9003
Item Name Code
10849
Assigment Date
12/27/1972 (53 years ago)

2.719 inches nominal overall diameter, right-hand single inlet inlet thread direction, 2.938 inches nominal overall length, threaded single inlet inlet connection type, dry 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
2.938 inches nominal
Inlet Connection Type
threaded single inlet
Inlet Thread Direction
right-hand single inlet
Overall Diameter
2.719 inches nominal
Design Type
dry
Coolant Type
air
Body Shape
round
Operating Position
universal
Inlet Location
centered on end of body single inlet
Inlet Projection Length
1.782 inches nominal single inlet1.782 inches nominal
Inlet Thread Size
1/2-14 single inlet
Inlet Thread Series Designator
npt single inlet
Inlet Thread Location
external single inlet
Material
steel location not otherwise specified

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4310-01-216-4155 No Name Available 04/01/2017

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
2GM2 Exhaust Muffler
448290/1 Exhaust Muffler
AC990 Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-125-9003?
The FSCG of the NSN 2990-00-125-9003 is 2990
Does the NSN 2990-00-125-9003 have a Schedule B code assigned?
Yes, the Schedule B code is 8708925000
Does NSN 2990-00-125-9003 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 2990-00-125-9003 contain precious materials?
Precious metal content is unknown
Does NSN 2990-00-125-9003 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 2990-00-125-9003 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Wed, Dec 27, 1972

Professional Distribution

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