The Relay,electromagnetic, cataloged under National Stock Number 5945-00-481-0908, 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 Dba Electronic Systems. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5945-00-481-0908 |
| Primary Part Number | 990C223H01 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Northrop Grumman Systems Corporation Dba Electronic Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 12.0 AC AND 12.0 DC |
| Mounting Facility Pattern | CIRUCLAR SINGLE MOUNTING FACILITY |
| Overall Diameter | 1.380 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.062 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 15.0 AMPERES AC AND 15.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Winding DC Resistance Rating | 3.45 KILOHMS NOMINAL SINGLE WINDING |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 115.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Terminal Type and Quantity | 5 PIN ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| 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 |
|---|---|
| 990C223H01 PRIMARY | Northrop Grumman Systems Corporation Dba Electronic Systems (USA) |
| RB1D115N300 | Tdk Electronics Ag (DEU) |
| Reference | Meaning |
|---|---|
| RB1D115N300 | 5/9 Secondary reference Epcos Ag Abt. Pr Roe K Pm |
| RB1D115N300 | 5/9 Secondary reference Jennings Technology Company Llc Dba Jennings |
NSN 5945-00-481-0908 is a Relay,electromagnetic, manufactured by Northrop Grumman Systems Corporation Dba Electronic Systems, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-481-0908 has 2 manufacturer part numbers on file: 990C223H01 (Northrop Grumman Systems Corporation Dba Electronic Systems), RB1D115N300 (Tdk Electronics Ag).
Key specifications for 990C223H01: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Main Contact Maximum Voltage Rating in Volts: 12.0 AC AND 12.0 DC; Mounting Facility Pattern: CIRUCLAR SINGLE MOUNTING FACILITY; Overall Diameter: 1.380 INCHES NOMINAL IN. 15 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.