The Relay,rotary, cataloged under National Stock Number 5945-01-016-8451, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-016-8451 |
| Item Name | Relay,rotary |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Status | ACTIVE |
| Winding Characteristic | SINGLE WOUND UNTAPPED |
| Contact Current Type | AC AND DC |
| Coil DC Resistance | 475.0 OHMS NOMINAL |
| Structural Design | NONPILE-UP |
| DC Operating Voltage Rating in Volts | 40.0 MAXIMUM |
| Contact Arrangement | 4PDT |
| Operating Current Rating | 55.0 MILLIAMPERES MAXIMUM |
| Contact Terminal Quantity | 12 |
| Contact Maximum Rated Current | 5.0 AMPERES RESISTIVE |
| Criticality Code Justification | FEAT |
| Contact Maximum Voltage Rating in Volts | 120.0 |
| Contact Voltage Rating at Maximum Rated Current | 30.0 |
| Coil Terminal Quantity | 2 |
| Mounting Configuration | TWO 0.156 IN. DIA MTG HOLES SPACED 1.437 IN. C TO C IN |
| Pull-in Current | 34.0 MILLIAMPERES MAXIMUM |
| Contact Current Rating at Maximum Rated Voltage | 2.0 AMPERES RESISTIVE |
| Coil Winding Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 4A37-G | 5/9 Secondary reference U.S. Government activity |
| 4AS37G | 3/2 Design control — primary reference U.S. Government activity |
NSN 5945-01-016-8451 is a Relay,rotary, classified under FSC 5945, Relays and Solenoids. Status: active.
Key specifications for 5945-01-016-8451: Winding Characteristic: SINGLE WOUND UNTAPPED; Contact Current Type: AC AND DC; Overall Height: 1.750 INCHES NOMINAL IN; Coil DC Resistance: 475.0 OHMS NOMINAL. 17 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.