The Relay,rotary, cataloged under National Stock Number 5945-00-593-3178, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5945-00-593-3178 |
| Primary Part Number | 89SC1018-1 |
| Item Name | Relay,rotary |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Winding Characteristic | SINGLE WOUND UNTAPPED |
| Structural Design | SECTIONAL |
| DC Operating Voltage Rating in Volts | 28.0 NOMINAL |
| Contact Terminal Quantity | 7 |
| Section Quantity | 1 |
| Coil Terminal Quantity | 2 |
| Mounting Configuration | FOUR 0.166 IN. DIA HOLES ON 1-3/4 IN. BY 1-3/4 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 |
|---|---|
| 89SC1018-1 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| B62554A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5945-00-593-3178 is a Relay,rotary, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-593-3178 has 1 manufacturer part number on file: 89SC1018-1 (Northrop Grumman Systems Corporation).
Key specifications for 89SC1018-1: Winding Characteristic: SINGLE WOUND UNTAPPED; Overall Height: 2.125 INCHES NOMINAL IN; Structural Design: SECTIONAL; DC Operating Voltage Rating in Volts: 28.0 NOMINAL. 9 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.