The Muffler,exhaust, cataloged under National Stock Number 2990-00-603-3481, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Beaird Industries Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2990-00-603-3481 |
| Primary Part Number | 5IN. MDL M0 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Beaird Industries Inc. |
| Status | CANCELLED |
| Operating Position | HORIZONTAL |
| Inlet Outside Diameter | 5.000 INCHES NOMINAL SINGLE INLET IN |
| Outlet Projection Length | 3.000 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Outside Diameter | 5.000 INCHES NOMINAL FIRST OUTLET IN |
| Coolant Type | WATER |
| Outlet Location | OFFSET ON END OF BODY |
| Inlet Projection Length | 3.000 INCHES NOMINAL SINGLE INLET IN |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Inlet Connection Type | UNTHREADED SINGLE INLET |
| Design Type | WET |
| Material | NICKEL ALLOY LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Location | OFFSET ON END OF BODY |
| Body Shape | ROUND |
| Overall Diameter | 8.500 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5IN. MDL M0 | Beaird Industries Inc. (USA) |
| 5 IN MDR M0 | Beaird Industries Inc. (USA) |
| M05 | Beaird Industries Inc. (USA) |
| L-9761 | Beaird Industries Inc. (USA) |
| L-9761 SIZE 5 | Beaird Industries Inc. (USA) |
NSN 2990-00-603-3481 is a Muffler,exhaust, manufactured by Beaird Industries Inc., classified under FSC 2990 (No Item Name Available). Status: cancelled.
NSN 2990-00-603-3481 has 5 cross-referenced part numbers: 5IN. MDL M0 (Beaird Industries Inc.), 5 IN MDR M0 (Beaird Industries Inc.), M05 (Beaird Industries Inc.), L-9761 (Beaird Industries Inc.), L-9761 SIZE 5 (Beaird Industries Inc.).
There are 5 known substitutes for 2990-00-603-3481: 2990-00-078-7892, 4720-00-555-7792, 4720-00-960-0475 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5IN. MDL M0: Operating Position: HORIZONTAL; Inlet Outside Diameter: 5.000 INCHES NOMINAL SINGLE INLET IN; Outlet Projection Length: 3.000 INCHES NOMINAL FIRST OUTLET IN; Outlet Outside Diameter: 5.000 INCHES NOMINAL FIRST OUTLET IN. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 2990-00-603-3481 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.