The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-444-7225, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-444-7225 |
| Primary Part Number | 901-325-623-109 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Measuring Method and Length | 18.50 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Fitting Component and Surface Treatment | SHELL PASSIVATE ALL ENDS |
| Special Test Features | ASSEMBLY WEIGHT: .36LBS MAXIMUM LBS |
| Supplementary Features | INNER AND OUTER TUBE MATERIAL FOR HOSE: SILICONE; SPIRAL ANTI-KINK SPRING: CRES, TYPE 302; BRAID: ARAMID FIBER; CBR COVER: CSM SYNTHETIC RUBBER; MOLDED CBR RESITANT CUFFS: CSM SYNTHETIC RUBBER; FITTINGS: 300 SERIES CRES, PASSIVATED PER AMS 2700; THRUST WIRES: 2024-T351; DUST CAP: POLYETHYLENE; LANYARD: CRES WIRE ROPE; 0-RINGS: SILICONE OR ETHYLENE PROPYLENE |
| Operating Pressure | 70.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| End Fitting Component and Material | SOCKET STEEL CORROSION RESISTING ALL ENDS |
| Media for Which Designed | OXYGEN, GASEOUS SINGLE RESPONSE |
| 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 |
|---|---|
| 901-325-623-109 PRIMARY | The Boeing Company (USA) |
| 57201-109 | Hydraflow (USA) |
NSN 4720-01-444-7225 is a Hose Assembly,metallic, manufactured by The Boeing Company, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-444-7225 has 2 manufacturer part numbers on file: 901-325-623-109 (The Boeing Company), 57201-109 (Hydraflow).
Key specifications for 901-325-623-109: Measuring Method and Length: 18.50 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT SINGLE RESPONSE DEGF; Fitting Component and Surface Treatment: SHELL PASSIVATE ALL ENDS; Special Test Features: ASSEMBLY WEIGHT: .36LBS MAXIMUM LBS. 8 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.