The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-628-4390, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-628-4390 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 40.0 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 4.00 INCHES IN |
| Connection Style | FLARED ALL ENDS |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE NIPPLE |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.235 INCHES NOMINAL IN |
| Outside Diameter | 0.797 INCHES NOMINAL IN |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| End Fitting Component and Material | COMPLETE FITTING ALUMINUM ALLOY FIRST END |
| End Fitting Component and Material | COMPLETE FITTING ALUMINUM ALLOY SECOND END |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.8750 INCHES ALL ENDS IN |
| Inside Diameter | 0.562 INCHES NOMINAL IN |
| Thread Class | 3B ALL ENDS |
| Burst Test Pressure | 4500.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 14 ALL ENDS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 70-061K000T400A | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-628-4390 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-628-4390: Measuring Method and Length: 40.0 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 4.00 INCHES IN; Connection Style: FLARED ALL ENDS; Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE NIPPLE. 17 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.