T-5557

View detailed technical data, stock status, and sourcing information for: T-5557

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T-5557
Federal Supply Group
Engine Accessories
National Stock Number
2990-00-983-4230
Item Name Code
10849
Assigment Date
01/01/1962 (64 years ago)

air coolant type, dry design type, 4.625 inches nominal overall diameter, 24.000 inches nominal overall length, unthreaded 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
24.000 inches nominal
Inlet Connection Type
unthreaded single inlet
Overall Diameter
4.625 inches nominal
Design Type
dry
Coolant Type
air
Muffler Design
straight through w/baffle
Baffle Quantity
1
Body Shape
round
Operating Position
universal
Inlet Location
located on side of body single inlet
Inlet Inside Diameter
2.525 inches nominal single inlet2.525 inches nominal
Outlet Connection Type
unthreaded 1st outlet
Outlet Location
centered on end of body 1st outlet
Outlet Projection Length
5.750 inches nominal 1st outlet5.750 inches nominal
Outlet Outside Diameter
2.500 inches nominal 1st outlet2.500 inches nominal
Material
steel location not otherwise specified
Surface Treatment
aluminum

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
711615 Exhaust Muffler
ABT5557 Exhaust Muffler
T-5557 Exhaust Muffler

FAQs

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

What is the FSCG of the NSN 2990-00-983-4230?
The FSCG of the NSN 2990-00-983-4230 is 2990
Does the NSN 2990-00-983-4230 have a Schedule B code assigned?
Yes, the Schedule B code is 8708925000
Does NSN 2990-00-983-4230 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 2990-00-983-4230 contain precious materials?
Precious metal content is unknown
Does NSN 2990-00-983-4230 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 2990-00-983-4230 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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