2990-00-461-4540

Find complete technical information, availability, and procurement data for: 2990-00-461-4540
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-461-4540

Item Name Code

10849

Assigment Date

05/02/1969 (57 years ago)

A replaceable device designed to remove dust, pollen or other foreign matter from the air passing through it. The removal of particles is accomplished by porous material (metallic or non-metallic), wire mesh, or the like. It is designed to fit into an air cleaner,intake.

4.000 inches nominal overall diameter, flange single inlet inlet connection type, 4.250 inches nominal overall length, dry design type, air coolant 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: 4.250 inches nominal
Inlet Connection Type: flange single inlet
Overall Diameter: 4.000 inches nominal
Design Type: dry
Coolant Type: air
Body Shape: round
Operating Position: universal
Inlet Location: located on end of body single inlet
Inlet Flange Shape: oval single inlet
Inlet Flange Mounting Provision And Quantity: 2 holes single inlet2 holes
Inlet Flange Mounting Provision Spacing: 1-1/8 in.c to c of mtg holes single inlet
Nonconnection Outlet Type And Quantity: 24 round hole
Nonconnection Outlet Location: located in end section of body
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
AAF26	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-461-4540?

The FSCG of the NSN 2990-00-461-4540 is 2990

Does the NSN 2990-00-461-4540 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-461-4540 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 2990-00-461-4540 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-461-4540 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 2990-00-461-4540 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, May 2, 1969