The Silencer,air Intake, cataloged under National Stock Number 2990-01-087-1446, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Burgess Manning, Inc. Dba Skimovex Usa. Government technical data includes 1 specification, 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-087-1446 |
| Primary Part Number | 51-3937-0 |
| Item Name | Silencer,air Intake |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Burgess Manning, Inc. Dba Skimovex Usa |
| Status | ACTIVE |
| General Characteristics Item Description | CARBON STEEL; 1/2 IN.DIA INLET AND OUTLET IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2990-01-087-1446 is a Silencer,air Intake, manufactured by Burgess Manning, Inc. Dba Skimovex Usa, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-087-1446 has 2 manufacturer part numbers on file: BMAI-1-0 (Burgess Manning, Inc. Dba Skimovex Usa), 51-3937-0 (Burgess Manning, Inc. Dba Skimovex Usa).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-126-8712. Verify interchangeability with system specifications before substitution.
Key specifications for 51-3937-0: General Characteristics Item Description: CARBON STEEL; 1/2 IN.DIA INLET AND OUTLET IN. 1 specification is 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.