The Protector,thermal-Overload,elect, cataloged under National Stock Number 6110-01-449-8220, is classified within Federal Supply Class 6110 (Electrical Control Equipment) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Hartford Compressors Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6110-01-449-8220 |
| Primary Part Number | MP3-2011 |
| Item Name | Protector,thermal-Overload,elect |
| FSC / FSG | 6110 / 61 — Electrical Control Equipment |
| Manufacturer | Hartford Compressors Inc |
| Status | ACTIVE |
| Voltage Rating | 115.0 VOLTS NOMINAL |
| 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 |
|---|---|
| MP3-2011 PRIMARY | Hartford Compressors Inc (USA) |
| Reference | Meaning |
|---|---|
| CNT137T3REVO | 5/9 Secondary reference Nye H C Co |
NSN 6110-01-449-8220 is a Protector,thermal-Overload,elect, manufactured by Hartford Compressors Inc, classified under FSC 6110, Electrical Control Equipment. Status: active.
NSN 6110-01-449-8220 has 1 manufacturer part number on file: MP3-2011 (Hartford Compressors Inc).
Key specifications for MP3-2011: Special Features: ROBERTSHAW CONTROLS HI TEMP MOTOR PROTECTOR; End Item Identification: USED ON REFRIGERATOR COMPRESSOR UNIT MODEL 1218; Voltage Rating: 115.0 VOLTS NOMINAL. 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.