The Relay,thermal, cataloged under National Stock Number 5945-00-224-5541, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telemechanics Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-224-5541 |
| Primary Part Number | 325527 |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Delay Time in Seconds | 30.0 FIXED OPERATE NOMINAL |
| Heater Power Rating in Watts | 4.0 |
| 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 |
|---|---|
| 325527 PRIMARY | Telemechanics Inc (USA) |
| 325527 | Lucent Technologies Inc Corporate Headquarters (USA) |
| Reference | Meaning |
|---|---|
| 325527 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 325527 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| JT1051 | 5/1 Secondary reference U.S. Government activity |
NSN 5945-00-224-5541 is a Relay,thermal, manufactured by Telemechanics Inc, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-224-5541 has 2 manufacturer part numbers on file: 325527 (Telemechanics Inc), 325527 (Lucent Technologies Inc Corporate Headquarters).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-386-6581. Verify interchangeability with system specifications before substitution.
Key specifications for 325527: Overall Height: 0.780 INCHES NOMINAL IN; Delay Time in Seconds: 30.0 FIXED OPERATE NOMINAL; Heater Power Rating in Watts: 4.0; Overall Length: 2.100 INCHES NOMINAL IN. 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.