The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-666-8639, 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 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-666-8639 |
| Primary Part Number | 2651-18-401-10B-401-10B-150 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Measuring Method and Length | 150.000 INCHES NOMINAL OVERALL IN |
| Layer Composition and Location | OUTER LAYER RUBBER, SYNTHETIC |
| 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 |
|---|---|
| 2651-18-401-10B-401-10B-150 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| EAS81527-10 | 5/9 Secondary reference Drs Environmental Systems Inc |
| EAS81527-10 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-666-8639 is a Hose Assembly,nonmetallic, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-666-8639 has 1 manufacturer part number on file: 2651-18-401-10B-401-10B-150 (Danfoss Power Solutions II, Llc).
Key specifications for 2651-18-401-10B-401-10B-150: Measuring Method and Length: 150.000 INCHES NOMINAL OVERALL IN; Layer Composition and Location: OUTER LAYER RUBBER, SYNTHETIC; Part Name Assigned by Controlling Agency: HOSE ASSEMBLY,VENT,REFRIGERANT. 2 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.