The Synchro,transmitter, cataloged under National Stock Number 5990-00-030-9319, 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 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-030-9319 |
| Primary Part Number | VTX11-18-4B |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | General Dynamics Motion Control Llc |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | ROUND SINGLE SHAFT |
| Flange Diameter | 1.0590 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN |
| Undercut Width | 0.0450 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN |
| Shaft Diameter | 0.1870 INCHES MINIMUM FRONT SHAFT IN |
| Shaft Diameter | 0.1872 INCHES MAXIMUM REAR SHAFT IN |
| Rotor DC Resistance in Ohms | 16.20 MINIMUM AND 19.80 MAXIMUM |
| Undercut Diameter | 0.9750 INCHES NOMINAL IN |
| Length | 0.0590 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM SHOULDER IN |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0900 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN |
| Torque Gradient Per Angular Deg | 0.0085 INCH-OUNCES NOMINAL IN |
| Rotor Input Electrical Power Rating | 1.2 WATTS NOMINAL |
| Phase Shift Angle in Deg | 4.500 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.7890 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| Shaft Length | 0.6450 INCHES MINIMUM AND 0.6650 INCHES MAXIMUM SINGLE SHAFT IN |
| Pilot Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 12.00 OUTPUT |
| Shoulder Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Pilot Length | 0.0590 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN |
| Electrical Error Angular Range in Minutes | -7.0 TO 7.0 |
| Rotor Input Current Rating | 280.0 MILLIAMPERES NOMINAL |
| Actuator Friction Torque at Minus 55 Deg Celsius | 0.07 INCH-OUNCES NOMINAL IN |
| Terminal Type and Quantity | 5 TAB W/SCREW |
| Maximum Temp Rise | 100.0 CELSIUS DEGC |
| Stator DC Resistance in Ohms | 8.37 MINIMUM AND 10.23 MAXIMUM |
| 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 |
|---|---|
| 123SCAV5178-1 | Northrop Grumman Systems Corporation (USA) |
| VTX11-18-4B PRIMARY | General Dynamics Motion Control Llc (USA) |
| Reference | Meaning |
|---|---|
| 26V11TX4C CP/B874 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-00-030-9319 is a Synchro,transmitter, manufactured by General Dynamics Motion Control Llc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-030-9319 has 2 manufacturer part numbers on file: 123SCAV5178-1 (Northrop Grumman Systems Corporation), VTX11-18-4B (General Dynamics Motion Control Llc).
Key specifications for VTX11-18-4B: Body Size: 11; Shaft Type: ROUND SINGLE SHAFT; Flange Diameter: 1.0590 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN; Undercut Width: 0.0450 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN. 28 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 5990-00-030-9319 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.