The Switch,disconnect, cataloged under National Stock Number 6110-01-710-7049, is classified within Federal Supply Class 6110 (Electrical Control Equipment) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Siemens Corp. Government technical data includes 1 specification, 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6110-01-710-7049 |
| Primary Part Number | HF221N |
| Item Name | Switch,disconnect |
| FSC / FSG | 6110 / 61 — Electrical Control Equipment |
| Manufacturer | Siemens Corp |
| Status | ACTIVE |
| Pole Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| HF221N PRIMARY | Siemens Corp (USA) |
NSN 6110-01-710-7049 is a Switch,disconnect, manufactured by Siemens Corp, classified under FSC 6110, Electrical Control Equipment. Status: active.
NSN 6110-01-710-7049 has 1 manufacturer part number on file: HF221N (Siemens Corp).
Key specifications for HF221N: Pole Quantity: 2; Special Features: 3 WIRE, FUSIBLE; Part Name Assigned by Controlling Agency: SWITCH, DISCONNECT; End Item Identification: USCG OFFSHORE PATROL CUTTER (OPC). 1 specification is 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.