The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-425-9783, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-425-9783 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 180.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Connection Style | PLAIN FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER RUBBER IMPREGNATED COTTON FABRIC AND 2ND LAYER RUBBER IMPREGNATED COTTON FABRIC AND 3RD LAYER RUBBER IMPREGNATED COTTON FABRIC AND 4TH LAYER RUBBER IMPREGNATED COTTON FABRIC AND 5TH LAYER SPIRALLY LAID STEEL WIRE AND OUTER LAYER SPIRALLY WRAPPED RUBBER FABRIC |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 4.094 INCHES NOMINAL IN |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY |
| End Fitting Component and Material | COMPLETE FITTING STEEL ALL ENDS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 3.000 INCHES FIRST END IN |
| Inside Diameter | 3.000 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | WATER, FRESH SINGLE RESPONSE |
| Hydrostatic Test Pressure | 100.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 300.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 8 FIRST END |
| Outer Covering Environmental Protection | ABRASION RESISTANT |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| ZZ-H-561 | 5/9 Secondary reference U.S. Government activity |
| 8-321 | 5/9 Secondary reference U.S. Government activity |
| WD110 | 3/9 Design control — primary reference Streets and Roads Equipment Co |
| A-A-59566 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
NSN 4720-00-425-9783 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-00-425-9783: Measuring Method and Length: 180.000 INCHES NOMINAL EXCLUDING END FITTINGS IN; Connection Style: PLAIN FIRST END; End Connection Design: STRAIGHT FIRST END; Layer Composition and Location: 1ST LAYER RUBBER IMPREGNATED COTTON FABRIC AND 2ND LAYER RUBBER IMPREGNATED COTTON FABRIC AND 3RD LAYER RUBBER IMPREGNATED COTTON FABRIC AND 4TH LAYER RUBBER IMPREGNATED COTTON FABRIC AND 5TH LAYER SPIRALLY LAID STEEL WIRE AND OUTER LAYER SPIRALLY WRAPPED RUBBER FABRIC. 19 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.