The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-771-2250, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 30 specifications, cited from the U.S. Government catalog. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-771-2250 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| FSC Application Data | OIL PRESSURE TRANSMITTER TF33-P-9 ENGINE EC/RC-135C AIRCRAFT |
| Measuring Method and Length | 35.500 INCHES NOMINAL WORKING IN |
| Temp Rating | 100.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Connection Style | SWIVEL NUT, GASKET SEAL SECOND END |
| Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Connection Type | THREADED INTERNAL HOSE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Exterior Color | NATURAL |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 3000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B SECOND END |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 12000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 20 FIRST END |
| Thread Quantity Per Inch | 20 SECOND END |
| Outer Covering Environmental Protection | ALCOHOL RESISTANT AND FUEL RESISTANT AND OIL RESISTANT AND SOLVENT RESISTANT AND WATER RESISTANT |
| 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 |
|---|---|
| 70A0800004C0354 | 5/1 Secondary reference Danfoss Power Solutions II, Llc |
| TE292 | 5/1 Secondary reference Hyspan Precision Products, Inc. |
| 124897-4-0354 | 5/1 Secondary reference U.S. Government activity |
| 65-19919-23 | 5/1 Secondary reference U.S. Government activity |
| MS8000E354CL | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-25579 | 4/1 Identification reference U.S. Government activity |
| R3806-4-0354 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
| 70A0800004C0354 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 725178-41 | 5/1 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
NSN 4720-00-771-2250 is a Hose Assembly,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-00-771-2250: Flow Angle: 90.0 DEGREES SECOND END; FSC Application Data: OIL PRESSURE TRANSMITTER TF33-P-9 ENGINE EC/RC-135C AIRCRAFT; Measuring Method and Length: 35.500 INCHES NOMINAL WORKING IN; Temp Rating: 100.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF. 30 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.