The Relay,thermal, cataloged under National Stock Number 5945-01-089-5312, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Siemens Energy and Automation Inc Siemens Furnas Controls Div. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-089-5312 |
| Primary Part Number | 48EC31A2 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Siemens Energy and Automation Inc Siemens Furnas Controls Div |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Contact Maximum Voltage Rating in Volts | 110.0 AC |
| Terminal Type and Quantity | 8 SCREW |
| 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 |
|---|---|
| 48EC31A2 PRIMARY | Siemens Energy and Automation Inc Siemens Furnas Controls Div (USA) |
| 1001812-P13 | Tld Ace Corp Div Tld Ace (USA) |
NSN 5945-01-089-5312 is a Relay,thermal, manufactured by Siemens Energy and Automation Inc Siemens Furnas Controls Div, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-089-5312 has 2 manufacturer part numbers on file: 48EC31A2 (Siemens Energy and Automation Inc Siemens Furnas Controls Div), 1001812-P13 (Tld Ace Corp Div Tld Ace).
Key specifications for 48EC31A2: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 3.625 INCHES NOMINAL IN; Contact Maximum Voltage Rating in Volts: 110.0 AC; Overall Length: 4.500 INCHES NOMINAL IN. 3 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.