The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-033-7861, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-033-7861 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES FIRST END |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 31.500 INCHES NOMINAL WORKING IN |
| Temp Rating | 400.0 FAHRENHEIT SINGLE RESPONSEUNABLE TO DECODE DEGF |
| Flange Thickness | 0.500 INCHES NOMINAL FIRST ENDUNABLE TO DECODE IN |
| Flange Thickness | 0.500 INCHES NOMINAL SECOND ENDUNABLE TO DECODE IN |
| Minimum Inside Bending Radius | 13.000 INCHES IN |
| Connection Style | RAISED SWIVEL FIRST ENDUNABLE TO DECODE |
| Connection Style | RAISED SWIVEL SECOND ENDUNABLE TO DECODE |
| Flange Outside Diameter | 4.250 INCHES NOMINAL SECOND ENDUNABLE TO DECODE IN |
| Flange Outside Diameter | 5.000 INCHES NOMINAL FIRST ENDUNABLE TO DECODE IN |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | ELBOW FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED NICKEL COPPER ALLOY WIRE |
| Angle Between Rigid Elbow Fittings in Deg | 105.0 |
| Connection Type | RAISED FACE FLANGE FIRST END |
| Connection Type | RAISED FACE FLANGE SECOND END |
| Bolt Hole Diameter | 0.625 INCHES NOMINAL FIRST ENDUNABLE TO DECODE IN |
| Bolt Hole Diameter | 0.625 INCHES NOMINAL SECOND ENDUNABLE TO DECODE IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.359 INCHES NOMINAL IN |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Inside Diameter | 1.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 FIRST ENDUNABLE TO DECODE |
| Bolt Hole Quantity | 4 SECOND ENDUNABLE TO DECODE |
| Bolt Circle Diameter | 3.125 INCHES NOMINAL SECOND ENDUNABLE TO DECODE IN |
| Bolt Circle Diameter | 3.875 INCHES NOMINAL FIRST ENDUNABLE TO DECODE IN |
| Raised Face Diameter | 2.000 INCHES NOMINAL SECOND ENDUNABLE TO DECODE IN |
| Raised Face Diameter | 2.875 INCHES NOMINAL FIRST ENDUNABLE TO DECODE IN |
| 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 |
|---|---|
| S1725 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4720-01-033-7861 is a Hose Assembly,metallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-033-7861: Flow Angle: 45.0 DEGREES FIRST END; Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 31.500 INCHES NOMINAL WORKING IN; Temp Rating: 400.0 FAHRENHEIT SINGLE RESPONSEUNABLE TO DECODE DEGF. 29 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.