The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-049-1906, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 30 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-049-1906 |
| Primary Part Number | 501-0179 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Cummins Power Generation Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 17.250 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Style | PLAIN SECOND END |
| Connection Style | SWIVEL NUT, INVERTED FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Layer Composition and Location | 1ST LAYER BRAIDED COTTON CORD AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL HOSE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.586 INCHES NOMINAL IN |
| Operating Pressure | 250.0 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 | 0.625 INCHES FIRST END IN |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Exterior Color | BLACK |
| Inside Diameter | 0.305 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 500.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 1A SECOND END A |
| Thread Class | 3A FIRST END A |
| Burst Test Pressure | 1000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 18 SECOND END |
| Outer Covering Environmental Protection | MILDEW RESISTANT AND OIL RESISTANT |
| Thread Series Designator | UNS SECOND END |
| Thread Series Designator | UNF FIRST 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 |
|---|---|
| 501-0179 PRIMARY | Cummins Power Generation Inc. (USA) |
NSN 4720-01-049-1906 is a Hose Assembly,nonmetallic, manufactured by Cummins Power Generation Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-049-1906 has 1 manufacturer part number on file: 501-0179 (Cummins Power Generation Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3455-01-085-6712. Verify interchangeability with system specifications before substitution.
Key specifications for 501-0179: Measuring Method and Length: 17.250 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Style: PLAIN SECOND END. 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.