The Relay,thermal, cataloged under National Stock Number 5945-00-986-3363, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Networks Electronic Company, Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-986-3363 |
| Primary Part Number | M669 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Networks Electronic Company, Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN |
| Delay Time in Seconds | 3.0 FIXED OPERATE NOMINAL |
| Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY OPEN |
| Overall Diameter | 0.252 INCHES NOMINAL IN |
| Heater Voltage Rating in Volts | 4.0 |
| Contact Maximum Current Rating in Amps | 5.0 DC |
| Environmental Protection | HERMETIC AND DUSTPROOF |
| Terminal Type and Quantity | 4 WIRE LEAD |
| 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 |
|---|---|
| M669 PRIMARY | Networks Electronic Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 666-1960 | 5/9 Secondary reference Northern Telecom Inc Telecom Distribution Div |
NSN 5945-00-986-3363 is a Relay,thermal, manufactured by Networks Electronic Company, Llc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-986-3363 has 1 manufacturer part number on file: M669 (Networks Electronic Company, Llc).
Key specifications for M669: Mounting Facility Type and Quantity: 1 PLUG-IN; Delay Time in Seconds: 3.0 FIXED OPERATE NOMINAL; Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN; Overall Diameter: 0.252 INCHES NOMINAL IN. 8 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.