The Hose,metallic, cataloged under National Stock Number 4720-01-457-0433, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4720-01-457-0433 |
| Item Name | Hose,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 65818-100 | 3/9 Design control — primary reference U.S. Government activity |
| 65818-100 | 3/2 Design control — primary reference U.S. Government activity |
| 65818 | D/9 Drawing number reference only U.S. Government activity |
| 65818-100 | 5/9 Secondary reference Drs Environmental Systems Inc |
NSN 4720-01-457-0433 is a Hose,metallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5136-01-727-4477. Verify interchangeability with system specifications before substitution.
Key specifications for 4720-01-457-0433: Cross-Sectional Shape Style: ROUND; Special Features: TUBE, ROUND, 3.50 OD X .065 WALL, STEEL; CONNECTOR TUBE-EXHAUST 3.50 ID; End Item Identification: AIR CONDITIONER, CAGE CODE 90598. 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.