The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-562-9541, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-562-9541 |
| Primary Part Number | 7326639-57 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES ALL ENDS |
| Measuring Method and Length | 30.000 INCHES NOMINAL WORKING IN |
| Temp Rating | -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 6.500 INCHES IN |
| End Connection Design | ELBOW ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.138 INCHES MAXIMUM IN |
| Operating Pressure | 2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Nominal Thread Size | 1.250 INCHES ALL ENDS IN |
| Exterior Color | BLACK |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Thread Class | 2B ALL ENDS |
| Burst Test Pressure | 9000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| 7326639-57 | Hydrasearch Company, Llc (USA) |
| 5793265 FIND 183 | Naval Sea Systems Command (USA) |
| 7326639-57 PRIMARY | Naval Sea Systems Command (USA) |
NSN 4720-01-562-9541 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-562-9541 has 3 manufacturer part numbers on file: 7326639-57 (Hydrasearch Company, Llc), 5793265 FIND 183 (Naval Sea Systems Command), 7326639-57 (Naval Sea Systems Command).
Key specifications for 7326639-57: Flow Angle: 90.0 DEGREES ALL ENDS; Measuring Method and Length: 30.000 INCHES NOMINAL WORKING IN; Temp Rating: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 6.500 INCHES IN. 17 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.