The Relay,rotary, cataloged under National Stock Number 5945-00-444-9757, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-444-9757 |
| Primary Part Number | 168220-1 |
| Item Name | Relay,rotary |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Winding Characteristic | SINGLE WOUND UNTAPPED |
| Structural Design | SECTIONAL |
| DC Operating Voltage Rating in Volts | 28.0 NOMINAL |
| Operating Current Rating | 2.5 AMPERES NOMINAL |
| Contact Terminal Quantity | 55 |
| Common Terminal Quantity | 4 |
| Section Quantity | 4 |
| Coil Terminal Quantity | 2 |
| Mounting Configuration | FOUR 0.128 IN. DIA MTG HOLES ON 1.000 IN. BY 1.000 IN. MTG CENTERS IN |
| Rotation Direction for Which Designed | CLOCKWISE |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| 168220-1 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| S10019-058 | 5/9 Secondary reference U.S. Government activity |
| 170547-001 | 5/2 Secondary reference U.S. Government activity |
NSN 5945-00-444-9757 is a Relay,rotary, manufactured by Raytheon Company, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-444-9757 has 1 manufacturer part number on file: 168220-1 (Raytheon Company).
Key specifications for 168220-1: Winding Characteristic: SINGLE WOUND UNTAPPED; Overall Height: 1.365 INCHES NOMINAL IN; Structural Design: SECTIONAL; DC Operating Voltage Rating in Volts: 28.0 NOMINAL. 11 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.