The Hose,nonmetallic, cataloged under National Stock Number 4720-00-273-5446, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-00-273-5446 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 50.000 INCHES NOMINAL OVERALL IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.360 INCHES NOMINAL IN |
| Specification/standard Data | 81348-ZZH541 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 2 TYPE |
| Inside Diameter | 1.469 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Hydrostatic Test Pressure | 800.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Special Markings | DATE OF MFR |
| Material | RUBBER SYNTHETIC TUBE |
| 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 |
|---|---|
| ZZH541 | 4/1 Identification reference U.S. Government activity |
NSN 4720-00-273-5446 is a Hose,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4210-00-640-6150. Verify interchangeability with system specifications before substitution.
Key specifications for 4720-00-273-5446: Measuring Method and Length: 50.000 INCHES NOMINAL OVERALL IN; Cross-Sectional Shape Style: ROUND; Outside Diameter: 2.360 INCHES NOMINAL IN; Specification/standard Data: 81348-ZZH541 GOVERNMENT SPECIFICATION. 11 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.