The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-677-9829, 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12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-677-9829 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES SECOND END |
| Measuring Method and Length | 1.750 INCHES NOMINAL WORKING IN |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | INNER PLASTIC, TETRAFLUOROETHYLENE AND OUTER LAYER RUBBER, SYNTHETIC |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| End Fitting Component and Material | COMPLETE FITTING STEEL CORROSION RESISTING ALL ENDS |
| Media for Which Designed | FUEL SECOND RESPONSE |
| Media for Which Designed | AIR FIRST RESPONSE |
| Outer Covering Environmental Protection | FIRE RETARDANT |
| Flange Style | HEXAGON ALL ENDS |
| 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 |
|---|---|
| MS8005H116BA | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-25579 | 4/1 Identification reference U.S. Government activity |
NSN 4720-01-677-9829 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-677-9829: Flow Angle: 45.0 DEGREES SECOND END; Measuring Method and Length: 1.750 INCHES NOMINAL WORKING IN; End Connection Design: ELBOW SECOND END; End Connection Design: STRAIGHT FIRST END. 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.