The Synchro,transmitter, cataloged under National Stock Number 5990-00-840-6571, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-840-6571 |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 16 |
| Shaft Type | ROUND, THREADED SINGLE SHAFT |
| Body Diameter | 1.4300 INCHES MINIMUM AND 1.4350 INCHES MAXIMUM IN |
| Flange Diameter | 1.5620 INCHES MINIMUM AND 1.5624 INCHES MAXIMUM IN |
| Shaft Diameter | 0.1230 INCHES MINIMUM AND 0.1232 INCHES MAXIMUM SINGLE SHAFT IN |
| Body Style | PICK-OFF B |
| Phase Shift Angle in Deg | 12.500 INPUT TO OUTPUT NOMINAL |
| Frequency in Hertz | 400.0 NOMINAL |
| Terminal Location | FRONT |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| Shaft Length | 0.1100 INCHES MAXIMUM SINGLE SHAFT IN |
| Body Material | STEEL CORROSION RESISTING |
| Shaft Nominal Thread Size | 0.086 INCHES SINGLE SHAFT IN |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 20.00 |
| Shaft Thread Direction | RIGHT-HAND SINGLE SHAFT |
| Shaft Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE SHAFT |
| Electrical Error Angular Range in Minutes | -3.0 TO 3.0 |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Shaft Thread Class | 2B SINGLE SHAFT |
| 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 |
| Reference | Meaning |
|---|---|
| SKH-16-A-2 | 5/9 Secondary reference Moog Inc. |
| SKH-16-A-2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| CU06360019 | 5/2 Secondary reference U.S. Government activity |
| 926C388P1 | 3/2 Design control — primary reference U.S. Government activity |
| 926C388 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5990-00-840-6571 is a Synchro,transmitter, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-00-840-6571: Body Size: 16; Shaft Type: ROUND, THREADED SINGLE SHAFT; Body Diameter: 1.4300 INCHES MINIMUM AND 1.4350 INCHES MAXIMUM IN; Flange Diameter: 1.5620 INCHES MINIMUM AND 1.5624 INCHES MAXIMUM IN. 19 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 5990-00-840-6571 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.