The Synchro,transmitter, cataloged under National Stock Number 5990-01-328-9846, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Motion Control Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5990-01-328-9846 |
| Primary Part Number | SP25-5 |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | General Dynamics Motion Control Llc |
| Status | ACTIVE |
| Supplementary Features | UNIT DESIGNED TO OPERATE UNDER THE FOLLOWING ENVIRONMENTAL CONDITIONS: TEMPERATURE: -55 DEG C TO 71 DEG C; HUMIDITY UP TO 90%; ALTITUDE UP TO 50,000 FT.; VIBRATION: 2000 CPS@ACCELERATION OF 15 GS FT |
| Frequency in Hertz | 400.0 NOMINAL |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| 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 |
|---|---|
| SP25-5 PRIMARY | General Dynamics Motion Control Llc (USA) |
| Reference | Meaning |
|---|---|
| VSP25-5 | 5/9 Secondary reference General Dynamics Motion Control Llc |
| 000-040561-01 | D/9 Drawing number reference only General Dynamics Motion Control Llc |
NSN 5990-01-328-9846 is a Synchro,transmitter, manufactured by General Dynamics Motion Control Llc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-328-9846 has 1 manufacturer part number on file: SP25-5 (General Dynamics Motion Control Llc).
Key specifications for SP25-5: Supplementary Features: UNIT DESIGNED TO OPERATE UNDER THE FOLLOWING ENVIRONMENTAL CONDITIONS: TEMPERATURE: -55 DEG C TO 71 DEG C; HUMIDITY UP TO 90%; ALTITUDE UP TO 50,000 FT.; VIBRATION: 2000 CPS@ACCELERATION OF 15 GS FT; Frequency in Hertz: 400.0 NOMINAL; Rotor Input Voltage Rating in Volts: 26.0 NOMINAL; Special Features: TYPICAL PERFORMANCE DATA AT 25 DEG C; IMPEDANCE (OHMS): ZRO IS 1000 MIN; ZSS IS 2000 MAX; TRANSFORMATION RATIO: .454; PHASE SHIFT (DEGREES) IS 20 MAX DEGC. 3 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.