The Synchro,transmitter, cataloged under National Stock Number 5990-01-073-8476, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Aero International, Llc Dba Ams Engineered Solutions. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5990-01-073-8476 |
| Primary Part Number | 18-1725-04 |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Aero International, Llc Dba Ams Engineered Solutions |
| Status | ACTIVE |
| Shaft Type | PINION SINGLE SHAFT |
| Rotor DC Resistance in Ohms | 12.50 NOMINAL |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND A |
| Rotor Input Electrical Power Rating | 1.0 WATTS NOMINAL |
| Terminal Location | REAR |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| Schematic Diagram Designator | 1 Y-ROTOR, 1 STATOR |
| Body Material | STEEL CORROSION RESISTING |
| Electrical Error Angular Range in Minutes | -40.0 TO 40.0 |
| Rotor Input Current Rating | 240.0 MILLIAMPERES NOMINAL |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Shaft End Play | 0.0010 INCHES MINIMUM AND 0.0020 INCHES MAXIMUM IN |
| Stator DC Resistance in Ohms | 4.70 NOMINAL |
| Zss Resistance in Ohms | 17.00 NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 18-1725-04 | Aero International, Llc Dba Ams Engineered Solutions (USA) |
| Reference | Meaning |
|---|---|
| 18-1725-04 | 3/2 Design control — primary reference U.S. Government activity |
| 18-1725-02 | 5/9 Secondary reference U.S. Government activity |
NSN 5990-01-073-8476 is a Synchro,transmitter, manufactured by Aero International, Llc Dba Ams Engineered Solutions, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-073-8476 has 1 manufacturer part number on file: 18-1725-04 (Aero International, Llc Dba Ams Engineered Solutions).
Key specifications for 18-1725-04: Shaft Type: PINION SINGLE SHAFT; Rotor DC Resistance in Ohms: 12.50 NOMINAL; Fragility Factor: MODERATELY RUGGED; Body Style: STANDARD ROUND A. 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.
NSN 5990-01-073-8476 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.