The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-446-4620, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-446-4620 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 40.000 INCHES NOMINAL OVERALL IN |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES FIRST END IN |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.437 INCHES FIRST END IN |
| Thread Class | 2B FIRST END |
| Burst Test Pressure | 5000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 18 FIRST END |
| Thread Series Designator | UNF 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 |
|---|---|
| 154-547 | 3/9 Design control — primary reference The Charles Machine Works Inc Dba Ditch Witch |
NSN 4720-01-446-4620 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-446-4620: Measuring Method and Length: 40.000 INCHES NOMINAL OVERALL IN; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES FIRST END IN; Connection Type: THREADED INTERNAL TUBE SECOND END; Connection Type: THREADED INTERNAL TUBE FIRST END. 10 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.