The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4330-01-292-8626, 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 Brown Boveri and Cie Ag. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-292-8626 |
| Primary Part Number | VTR454-11-VG13 |
| Item Name | Pneumatic Muffler,exhaust-Intake |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Brown Boveri and Cie Ag |
| Status | ACTIVE |
| Design Type | DRY |
| Muffler Design | STRAIGHT THROUGH |
| Material | ALUMINUM OR STEEL 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 |
|---|---|
| VTR454-11-VG13 | Brown Boveri and Cie Ag (CHE) |
| 454-81000 | Brown Boveri and Cie Ag (CHE) |
| Reference | Meaning |
|---|---|
| VTR454-08.0-003 | D/9 Drawing number reference only Brown Boveri and Cie Ag |
| 8100045411KA0Z | C/1 Advisory reference — outside the item-of-supply concept Brown Boveri and Cie Ag |
| 454-81000 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4330-01-292-8626 is a Pneumatic Muffler,exhaust-Intake, manufactured by Brown Boveri and Cie Ag, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-292-8626 has 2 manufacturer part numbers on file: VTR454-11-VG13 (Brown Boveri and Cie Ag), 454-81000 (Brown Boveri and Cie Ag).
Key specifications for VTR454-11-VG13: Design Type: DRY; Muffler Design: STRAIGHT THROUGH; End Item Identification: 2990-01-287-5241 TURBO CHARGER; Material: ALUMINUM OR STEEL LOCATION NOT OTHERWISE SPECIFIED. 3 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.