The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-678-1555, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4720-01-678-1555 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 114.0 INCHES NOMINAL WORKING IN |
| Temp Rating | -40.0 FAHRENHEIT AND 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 7.380 INCHES IN |
| Connection Style | SWIVEL NUT FLARE ALL ENDS |
| End Connection Design | STRAIGHT ALL ENDS |
| Layer Composition and Location | INNER MOLDED RUBBER, SYNTHETIC |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES ALL ENDS IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.234 INCHES NOMINAL IN |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 1.312 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Inside Diameter | 0.875 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Thread Class | 3B ALL ENDS |
| Outer Covering Environmental Protection | MILDEW RESISTANT AND OIL RESISTANT |
| Thread Series Designator | UNF 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 |
|---|---|
| MS28741-16-1140 | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-8795 | 4/1 Identification reference U.S. Government activity |
NSN 4720-01-678-1555 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-678-1555: Measuring Method and Length: 114.0 INCHES NOMINAL WORKING IN; Temp Rating: -40.0 FAHRENHEIT AND 160.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 7.380 INCHES IN; Connection Style: SWIVEL NUT FLARE ALL ENDS. 20 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.