The Muffler,exhaust, cataloged under National Stock Number 2990-00-929-1457, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-929-1457 |
| Primary Part Number | 03346-0099 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division |
| Status | ACTIVE |
| Design Type | DRY |
| Inlet Thread Series Designator | NPT SINGLE INLET |
| Overall Diameter | 2.875 INCHES NOMINAL IN |
| Muffler Design | STRAIGHT THROUGH |
| Thread Direction | RIGHT-HAND SINGLE INLET |
| Coolant Type | AIR |
| Inlet Thread Size | 3/4-14 SINGLE INLET |
| Body Shape | ROUND |
| Inlet Thread Location | INTERNAL SINGLE INLET |
| Inlet Connection Type | THREADED SINGLE INLET |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 03346-0099 | Parker Hannifin Corporation Dba Schraeder Bellows Div Pneumatic Division (USA) |
| 3346 | Scovill Inc Schrader Bellows Div (USA) |
| R357407-1 | Raytheon Company (USA) |
| 03346-0099 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
NSN 2990-00-929-1457 is a Muffler,exhaust, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-929-1457 has 4 cross-referenced part numbers: 03346-0099 (Parker Hannifin Corporation Dba Schraeder Bellows Div Pneumatic Division), 3346 (Scovill Inc Schrader Bellows Div), R357407-1 (Raytheon Company), 03346-0099 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division).
There are 7 known substitutes for 2990-00-929-1457: 4820-00-088-6786, 3110-00-156-4690, 5815-00-708-3854 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 03346-0099: Design Type: DRY; Inlet Thread Series Designator: NPT SINGLE INLET; Overall Length: 5.188 INCHES NOMINAL IN; End Item Identification: 2320-01-050-2084. 12 total characteristics are documented in the Federal Logistics Information System.