The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-229-0666, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-229-0666 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 300.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -32.0 CELSIUS AND 52.0 CELSIUS SINGLE RESPONSE DEGC |
| Layer Composition and Location | 1ST LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 2ND LAYER SPIRALLY WRAPPED STEEL FABRIC AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.875 INCHES NOMINAL IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY |
| Exterior Color | BLACK |
| Specification/standard Data | 81349-MIL-H-370 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 1 TYPE AND 4 SIZE |
| Inside Diameter | 1.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 400.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 500.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | OZONE RESISTANT AND FUEL RESISTANT |
| 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 |
|---|---|
| MIL-PRF-370 | 4/1 Identification reference U.S. Government activity |
| M370A041A3000U | 2/2 Government specification standardization U.S. Government activity |
| MIL-H-370 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-00-229-0666 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-00-229-0666: Measuring Method and Length: 300.000 INCHES NOMINAL OVERALL IN; Temp Rating: -32.0 CELSIUS AND 52.0 CELSIUS SINGLE RESPONSE DEGC; Layer Composition and Location: 1ST LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 2ND LAYER SPIRALLY WRAPPED STEEL FABRIC AND OUTER LAYER MOLDED RUBBER, SYNTHETIC; Cross-Sectional Shape Style: ROUND. 15 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.