The Hose,air Duct, cataloged under National Stock Number 4720-01-199-1483, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-199-1483 |
| Primary Part Number | 5262558 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| 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 |
|---|---|
| 5262558 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| GEN2025 | D/9 Drawing number reference only Flexfab Llc |
| WC021-800-40-8A | 5/1 Secondary reference Arrowhead Products Corp |
| CEETS-32-40-8 | 5/1 Secondary reference U.S. Government activity |
| 6196491 | 5/9 Secondary reference Naval Sea Systems Command |
| 0212-8-000 | 5/1 Secondary reference Flexible Technologies Inc |
| GEN202564004008 | 5/1 Secondary reference Flexfab Llc |
NSN 4720-01-199-1483 is a Hose,air Duct, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-199-1483 has 1 manufacturer part number on file: 5262558 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-294-8797. Verify interchangeability with system specifications before substitution.
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.