The Synchro,differential Transmitter, cataloged under National Stock Number 5990-00-904-7315, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5990-00-904-7315 |
| Primary Part Number | 2325877 |
| Item Name | Synchro,differential Transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Size | 10 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Flange Diameter | 0.9360 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM IN |
| Undercut Width | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Shaft Diameter | 0.0895 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM SINGLE SHAFT IN |
| Rotor DC Resistance in Ohms | 28.80 MINIMUM AND 35.20 MAXIMUM |
| Length | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND B |
| Flange Thickness | 0.0580 INCHES MINIMUM AND 0.0680 INCHES MAXIMUM IN |
| Shaft Maximum Runout | 0.0010 INCHES IN |
| Stator Input Current Rating | 100.0 MILLIAMPERES NOMINAL |
| Phase Shift Angle in Deg | 10.200 OUTPUT TO INPUT MAXIMUM |
| Mounting Surface to Terminal End Distance | 1.1900 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Zro Resistance in Ohms | 28.90 MINIMUM AND 39.10 MAXIMUM |
| Stator Input Electrical Power Rating | 250.0 MILLIWATTS NOMINAL |
| Terminal Location | REAR |
| Shaft Length | 0.3370 INCHES NOMINAL SINGLE SHAFT IN |
| Body Material | STEEL CORROSION RESISTING |
| Pilot Diameter | 0.5000 INCHES MINIMUM AND 0.5005 INCHES MAXIMUM IN |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 60.00 OUTPUT |
| Shoulder Diameter | 0.8118 INCHES MINIMUM AND 0.8123 INCHES MAXIMUM IN |
| Stator Input Voltage Rating in Volts | 11.8 NOMINAL |
| Shaft Slot Width | 0.1250 INCHES NOMINAL SINGLE SHAFT IN |
| Plus J Zro Reactance in Ohms | 107.10 MINIMUM AND 130.90 MAXIMUM |
| Transformation Ratio | 1.028 ROTOR TO STATOR MINIMUM AND 1.090 ROTOR TO STATOR MAXIMUM |
| Pilot Length | 0.0350 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN |
| Actuator Friction Torque at Plus 25 Deg Celsius | 3.00 CENTIMETER-GRAMS MAXIMUM CM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2325877 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| CDN10AS1 | 3/1 Design control — primary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 2325877REVC | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| CDH10AS1/B443 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-00-904-7315 is a Synchro,differential Transmitter, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-904-7315 has 1 manufacturer part number on file: 2325877 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 2910-01-551-0496. Verify interchangeability with system specifications before substitution.
Key specifications for 2325877: Body Size: 10; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Flange Diameter: 0.9360 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM IN; Undercut Width: 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN. 29 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 5990-00-904-7315 has DEMIL Code D. 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.