The Relay,solid State, cataloged under National Stock Number 5945-01-412-2607, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5945-01-412-2607 |
| Primary Part Number | 521-6311581 ITEM NO 55 |
| Item Name | Relay,solid State |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Features Provided | OPTICALLY ISOLATED |
| Operating Temp Range | -40.0 TO 80.0 CELSIUS DEGC |
| Current Rating | UNABLE TO DECODE |
| Terminal Type and Quantity | 5 PIN |
| Voltage Rating | UNABLE TO DECODE |
| 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 |
|---|---|
| 521-6311581 ITEM NO 55 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6101 | 3/9 Design control — primary reference Crydom Corp |
NSN 5945-01-412-2607 is a Relay,solid State, manufactured by Naval Sea Systems Command, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-412-2607 has 1 manufacturer part number on file: 521-6311581 ITEM NO 55 (Naval Sea Systems Command).
Key specifications for 521-6311581 ITEM NO 55: Overall Height: 0.600 INCHES NOMINAL IN; Overall Length: 1.700 INCHES NOMINAL IN; Overall Width: 1.250 INCHES NOMINAL IN; Features Provided: OPTICALLY ISOLATED. 5 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.