The Hose,nonmetallic, cataloged under National Stock Number 4720-00-230-6573, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Echelon Supply and Service, Inc.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-230-6573 |
| Primary Part Number | 019-0031-0200 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Echelon Supply and Service, Inc. |
| Status | ACTIVE |
| Layer Composition and Location | 1ST LAYER RUBBER IMPREGNATED BRAIDED FABRIC AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.437 INCHES NOMINAL IN |
| Exterior Color | RED |
| Specification/standard Data | 81348-ZZ-H-461 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | A STYLE |
| Inside Diameter | 0.187 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | ACETYLENE SINGLE RESPONSE |
| Burst Test Pressure | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Outer Covering Environmental Protection | LIGHT RESISTANT |
| Special Markings | ACET-HYD |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 019-0031-0200 PRIMARY | Echelon Supply and Service, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ZZ-H-461 | 5/9 Secondary reference U.S. Government activity |
| RMA IP-7 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| MIL-H-1142 | 5/9 Secondary reference U.S. Government activity |
| CGA E-1 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
NSN 4720-00-230-6573 is a Hose,nonmetallic, manufactured by Echelon Supply and Service, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-230-6573 has 1 manufacturer part number on file: 019-0031-0200 (Echelon Supply and Service, Inc.).
8 possible matches (shared part number, not a government interchangeability claim): 4720-00-230-6574, 4720-00-230-6575, 4720-00-289-4252. Verify interchangeability with system specifications before substitution.
Key specifications for 019-0031-0200: Layer Composition and Location: 1ST LAYER RUBBER IMPREGNATED BRAIDED FABRIC AND OUTER LAYER MOLDED RUBBER, SYNTHETIC; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.437 INCHES NOMINAL IN; Exterior Color: RED. 13 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.