ABT4380

View detailed technical data, stock status, and sourcing information for: ABT4380
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part ABT4380 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-447-2178

Item Name Code

10849

Assigment Date

01/01/1963 (63 years ago)

An item with a cylindrical shaped body having external threads other than pipe or hose series. It is desinged to mate into a preformed threaded component for the purpose of plugging a hole during equipment operation. It may have a head and/or internal drive and may contain a bleeder hole. See also plug, protective, dust and moisture seal and cap-plug, protective, dust and moisture seal. Excludes:plug, tube fitting, threaded.

17.875 inches nominal overall length, right-hand single inlet inlet thread direction, threaded single inlet inlet connection type, 4.875 inches nominal overall diameter, grumman,aircraft,model a10 end item identification

Product Characteristics

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

Overall Length: 17.875 inches nominal
Inlet Connection Type: threaded single inlet
Inlet Thread Direction: right-hand single inlet
Overall Diameter: 4.875 inches nominal
End Item Identification: grumman,aircraft,model a10
Design Type: dry
Coolant Type: air
Muffler Design: multipass
Tube Quantity: 3
Body Shape: round
Inlet Location: offset located on end of body single inlet
Inlet Projection Length: 1.750 inches nominal single inlet1.750 inches nominal
Inlet Thread Size: 1-1/4-11-1/2 single inlet
Inlet Thread Series Designator: npt single inlet
Inlet Thread Location: external single inlet
Outlet Integral Tail Pipe Length: 1.750 inches nominal 1st outlet1.750 inches nominal
Material: steel location not otherwise specified
Surface Treatment: paint heat resistant

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4310-00-604-4077	No Name Available	12/15/1971

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
4380	Exhaust Muffler
A211483	Exhaust Muffler
ABT4380	Exhaust Muffler
T-4380	Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-447-2178?

The FSCG of the NSN 2990-00-447-2178 is 2990

Does the NSN 2990-00-447-2178 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-447-2178 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 2990-00-447-2178 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-447-2178 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 2990-00-447-2178 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963