The Relay,electromagnetic, cataloged under National Stock Number 5945-00-009-5551, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rolls-Royce Plc Naval Marine. Government technical data includes 16 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-009-5551 |
| Primary Part Number | FB201005V-190 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Rolls-Royce Plc Naval Marine |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Main Contact Load Current Rating at Maximum Rated Voltage | 10.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Unthreaded Mounting Hole Diameter | 0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Time Delay | 0.013 SECONDS MAXIMUM FIXED OPERATE TIME |
| Time Delay | 0.005 SECONDS MAXIMUM FIXED RELEASE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 115.0 VOLTS AC 25 DEG CELSIUS AND 30.0 VOLTS DC 25 DEG CELSIUS ALL WINDINGS |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Terminal Type and Quantity | 8 WIRE HOOK ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 2 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 |
|---|---|
| FB201005V-190 | Rolls-Royce Plc Naval Marine (GBR) |
| FB201005V ITEM 190 | Rolls-Royce Plc Naval Marine (GBR) |
| Reference | Meaning |
|---|---|
| FB201005V ITEM 190 | 5/9 Secondary reference Vosper Thornycroft Controls Ltd |
| FB201005V-190 | 5/9 Secondary reference Vosper Thornycroft Controls Ltd |
| 2TR1B215 | 3/9 Design control — primary reference Hi-G Co Inc Sub of Nytronics Inc |
| FB201005V ITEM 190 | 5/9 Secondary reference Rolls-Royce Power Engineering Plc. |
| FB201005V-190 | 5/9 Secondary reference Rolls-Royce Power Engineering Plc. |
| 2TR1B215 | 5/9 Secondary reference Finder Electronics Ltd |
NSN 5945-00-009-5551 is a Relay,electromagnetic, manufactured by Rolls-Royce Plc Naval Marine, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-009-5551 has 2 manufacturer part numbers on file: FB201005V-190 (Rolls-Royce Plc Naval Marine), FB201005V ITEM 190 (Rolls-Royce Plc Naval Marine).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-338-5490. Verify interchangeability with system specifications before substitution.
Key specifications for FB201005V-190: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 0.562 INCHES MAXIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC; Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY. 16 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.