The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-264-7440, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Westward Hose. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-264-7440 |
| Primary Part Number | WH003-22283-7 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Westward Hose |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 34.750 INCHES MINIMUM WORKING AND 35.250 INCHES MAXIMUM WORKING IN |
| Temp Rating | -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 1.620 INCHES IN |
| Connection Style | FLARE FIRST END |
| Connection Style | FLARE SECOND END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Hydrostatic Test Pressure | 250.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B SECOND END |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 500.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| WH003-22283-7 PRIMARY | Westward Hose (USA) |
| 940-16706-7 | L3harris Maritime Power & Energy Solutions, Inc (USA) |
| 52001-7 PRIMARY | Hydraflow (USA) |
NSN 4720-01-264-7440 is a Hose Assembly,nonmetallic, manufactured by Westward Hose, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-264-7440 has 3 manufacturer part numbers on file: WH003-22283-7 (Westward Hose), 940-16706-7 (L3harris Maritime Power & Energy Solutions, Inc), 52001-7 (Hydraflow).
2 possible matches (shared part number, not a government interchangeability claim): 6625-01-369-9813, 4220-01-561-6763. Verify interchangeability with system specifications before substitution.
Key specifications for WH003-22283-7: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 34.750 INCHES MINIMUM WORKING AND 35.250 INCHES MAXIMUM WORKING IN; Temp Rating: -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 1.620 INCHES IN. 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.