The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4330-01-244-2665, 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 Burgess Manning, Inc. Dba Skimovex Usa. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4330-01-244-2665 |
| Primary Part Number | BEO-4-52-171-67-MOD21-REV3 |
| Item Name | Pneumatic Muffler,exhaust-Intake |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Burgess Manning, Inc. Dba Skimovex Usa |
| Status | ACTIVE |
| Muffler Design | STRAIGHT THROUGH W/BAFFLE |
| Body Shape | ROUND |
| Material | 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 |
|---|---|
| BEO-4-52-171-67-MOD21-REV3 PRIMARY | Burgess Manning, Inc. Dba Skimovex Usa (USA) |
| Reference | Meaning |
|---|---|
| BE0-4-52-171-67 | C/1 Advisory reference — outside the item-of-supply concept Burgess Manning, Inc. Dba Skimovex Usa |
NSN 4330-01-244-2665 is a Pneumatic Muffler,exhaust-Intake, manufactured by Burgess Manning, Inc. Dba Skimovex Usa, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-244-2665 has 1 manufacturer part number on file: BEO-4-52-171-67-MOD21-REV3 (Burgess Manning, Inc. Dba Skimovex Usa).
Key specifications for BEO-4-52-171-67-MOD21-REV3: Muffler Design: STRAIGHT THROUGH W/BAFFLE; Body Shape: ROUND; Material: 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.