The Relay,electromagnetic, cataloged under National Stock Number 5945-01-159-7990, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5945-01-159-7990 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Duty Type | CONTINUOUS |
| Minimum Differential Electrical Operating Rating | 1500.0 VOLTS |
| Features Provided | ELECTROSTATIC SHIELD |
| Time Delay | 25.00 SECONDS NOMINAL FIXED OPERATE TIME |
| Coil Quantity | 2 |
| Environmental Protection | HUMIDITY RESISTANT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| DMSS125Y | 3/9 Design control — primary reference International Controls and Measurements Corp |
| 13221E9122 | 7/2 Vendor item drawing reference U.S. Government activity |
| DMSS28-1-25Y | 5/9 Secondary reference Omnetics Inc |
NSN 5945-01-159-7990 is a Relay,electromagnetic, classified under FSC 5945, Relays and Solenoids. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5310-01-561-9849. Verify interchangeability with system specifications before substitution.
Key specifications for 5945-01-159-7990: Overall Height: 1.650 INCHES NOMINAL IN; Duty Type: CONTINUOUS; Minimum Differential Electrical Operating Rating: 1500.0 VOLTS; Overall Length: 1.750 INCHES NOMINAL IN. 6 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.