The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-321-5449, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 27 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-321-5449 |
| Primary Part Number | 425 06U-666 606-038 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 38.000 INCHES NOMINAL WORKING IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 5.000 INCHES IN |
| Connection Style | SWIVEL NUT FLARE SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER BRAIDED STEEL WIRE AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Connection Type | THREADED INTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Operating Pressure | 4000.0 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 | 0.562 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 37.0 DEGREES SECOND END |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Thread Class | 3B SECOND END |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 16000.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND 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 |
|---|---|
| 425 06U-666 606-038 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 410101-28-NSI | Windham Lifts Inc (USA) |
| Reference | Meaning |
|---|---|
| 425 06U-666 606-038 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| F3010639-6-6-6-38.00 | 5/9 Secondary reference U.S. Government activity |
| F3010639-6-6-6-38.00 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-321-5449 is a Hose Assembly,nonmetallic, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-321-5449 has 2 manufacturer part numbers on file: 425 06U-666 606-038 (Danfoss Power Solutions II, Llc), 410101-28-NSI (Windham Lifts Inc).
Key specifications for 425 06U-666 606-038: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 38.000 INCHES NOMINAL WORKING IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 5.000 INCHES IN. 27 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.