The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-298-3249, 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 Div Legacy Am&m. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-298-3249 |
| Primary Part Number | 46A25000-031 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Measuring Method and Length | 240.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 5.500 INCHES IN |
| Connection Style | CAM OR LEVER (INTERNAL) FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Vacuum in Torr | 508.0 |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Connection Type | INTERNAL QUICK DISCONNECT FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.090 INCHES NOMINAL IN |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Quick Disconnect Nominal Size | 0.750 INCHES FIRST END IN |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 250.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 500.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 46A25000-031 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| 46A25000 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
NSN 4720-01-298-3249 is a Hose Assembly,nonmetallic, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-298-3249 has 1 manufacturer part number on file: 46A25000-031 (The Boeing Company Div Legacy Am&m).
2 possible matches (shared part number, not a government interchangeability claim): 8125-01-352-2969, 5305-01-579-4220. Verify interchangeability with system specifications before substitution.
Key specifications for 46A25000-031: Measuring Method and Length: 240.000 INCHES NOMINAL EXCLUDING END FITTINGS IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 5.500 INCHES IN; Connection Style: CAM OR LEVER (INTERNAL) FIRST END. 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.