The Hose,metallic, cataloged under National Stock Number 4720-01-017-0402, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-017-0402 |
| Item Name | Hose,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 36.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Temp Rating | 1200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 7.875 INCHES IN |
| Layer Composition and Location | OUTER LAYER SPIRAL INTERLOCKED STEEL WITH PACKING |
| Cross-Sectional Shape Style | ROUND |
| Specification/standard Data | 81348-WW-H-1053 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | S CLASS AND 2 TYPE AND A COMPOSITION |
| Inside Diameter | 1.750 INCHES MINIMUM AND 1.765 INCHES MAXIMUM IN |
| Media for Which Designed | CARBON DIOXIDE SINGLE RESPONSE |
| Outer Covering Environmental Protection | HEAT RESISTANT |
| Material | STEEL COMP 347 OR STEEL COMP 321 OR STEEL COMP 348 INNER CONVEYING TUBE |
| Inner Conveying Tube Style | INTERLOCKED PACKED |
| 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 |
|---|---|
| WW-H-1053 | 4/1 Identification reference U.S. Government activity |
NSN 4720-01-017-0402 is a Hose,metallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-017-0402: Measuring Method and Length: 36.000 INCHES NOMINAL EXCLUDING END FITTINGS IN; Temp Rating: 1200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 7.875 INCHES IN; Layer Composition and Location: OUTER LAYER SPIRAL INTERLOCKED STEEL WITH PACKING. 12 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.