The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4330-01-350-3973, 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 Leroi International Inc Dba Compair Leroi. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-350-3973 |
| Primary Part Number | 32662 |
| Item Name | Pneumatic Muffler,exhaust-Intake |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Leroi International Inc Dba Compair Leroi |
| Status | ACTIVE |
| Operating Position | VERTICAL |
| Outlet Connection Quantity | 1 |
| Coolant Type | AIR |
| Design Type | DRY |
| Thread Location | EXTERNAL FIRST OUTLET |
| Body Shape | ROUND |
| Outlet Connection Type | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 32662 PRIMARY | Leroi International Inc Dba Compair Leroi (USA) |
| 32662 | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| Reference | Meaning |
|---|---|
| 32662 | 3/9 Design control — primary reference Compair Kellogg Div of Robertshaw Controls Co |
NSN 4330-01-350-3973 is a Pneumatic Muffler,exhaust-Intake, manufactured by Leroi International Inc Dba Compair Leroi, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-350-3973 has 2 manufacturer part numbers on file: 32662 (Leroi International Inc Dba Compair Leroi), 32662 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).
Key specifications for 32662: Operating Position: VERTICAL; Outlet Connection Quantity: 1; Coolant Type: AIR; Design Type: DRY. 7 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.