The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4330-01-453-2833, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Norgren C a Co. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-453-2833 |
| Primary Part Number | MC008A |
| Item Name | Pneumatic Muffler,exhaust-Intake |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Norgren C a Co |
| Status | ACTIVE |
| Inlet Location | CENTRALLY LOCATED IN BASE END |
| Coolant Type | AIR |
| Design Type | DRY |
| Overall Diameter | 3.880 INCHES NOMINAL IN |
| Inlet Connection Quantity | 1 |
| Inlet Thread Location | EXTERNAL LOCATION NOT OTHERWISE SPECIFIED |
| Baffle Quantity | 1 |
| Muffler Design | BAFFLE |
| Tube Quantity | 1 |
| Inlet Connection Type | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Thread Direction | RIGHT-HAND INLET |
| Body Shape | ROUND |
| Inlet Thread Size | 1-11-1/2 LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Thread Series Designator | NPTF LOCATION NOT OTHERWISE SPECIFIED |
| Material | ALUMINUM AND GLASS AND STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Furnished Items and Quantity | FIBERGLASS ELEMENT CARTRIDGE 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MC008A PRIMARY | Norgren C a Co (USA) |
| MC008A | Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co (USA) |
| Reference | Meaning |
|---|---|
| 6304357 | D/9 Drawing number reference only U.S. Government activity |
| 6304349 FIND 20 | 5/2 Secondary reference U.S. Government activity |
| 6304357 FIND 80 | 5/2 Secondary reference U.S. Government activity |
| 6304349 | D/9 Drawing number reference only U.S. Government activity |
NSN 4330-01-453-2833 is a Pneumatic Muffler,exhaust-Intake, manufactured by Norgren C a Co, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-453-2833 has 2 manufacturer part numbers on file: MC008A (Norgren C a Co), MC008A (Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co).
Key specifications for MC008A: Inlet Location: CENTRALLY LOCATED IN BASE END; Coolant Type: AIR; Design Type: DRY; Overall Diameter: 3.880 INCHES NOMINAL IN. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.