The Synchro,receiver-Transmitter, cataloged under National Stock Number 5990-00-898-1393, is classified within Federal Supply Class 5990 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5990-00-898-1393 |
| Primary Part Number | M20708/62-01A |
| Item Name | Synchro,receiver-Transmitter |
| FSC / FSG | 5990 / 59 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Rotor Input Current Rating | 1.7 AMPERES MAXIMUM |
| Electrical Error Angular Range in Minutes | -8.0 TO 8.0 |
| Spline Tooth Quantity | 22 SINGLE SHAFT |
| Shaft Nominal Thread Size | 0.250 INCHES SINGLE SHAFT IN |
| Maximum Temp Rise | 60.0 CELSIUS DEGC |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Rotor Input Voltage Rating in Volts | 115.0 NOMINAL |
| Aft of First Flange Diameter | 2.7490 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM IN |
| Terminal Location | REAR |
| Length | 0.5950 INCHES NOMINAL SHOULDER IN |
| Second Shoulder Diameter | 2.7490 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM IN |
| Body Diameter | 2.7000 INCHES MAXIMUM IN |
| Flange Diameter | 3.0990 INCHES MINIMUM AND 3.1000 INCHES MAXIMUM IN |
| Flange Thickness | 0.2500 INCHES NOMINAL IN |
| Shoulder Diameter | 2.6950 INCHES MINIMUM AND 2.7000 INCHES MAXIMUM IN |
| Pilot Diameter | 0.3000 INCHES NOMINAL IN |
| Second Shoulder Length | 0.3750 INCHES NOMINAL IN |
| Body Style | STANDARD ROUND D |
| Shaft Thread Length | 0.3100 INCHES NOMINAL SINGLE SHAFT IN |
| Terminal Type and Quantity | 5 SCREW |
| Body Size | 31 |
| Shaft Thread Direction | RIGHT-HAND SINGLE SHAFT |
| Receiver Error Angular Range in Minutes | -36.0 TO 36.0 |
| Transformation Ratio | 0.783 ROTOR TO STATOR NOMINAL |
| Specification/standard Data | 81349-MIL-S-20708/62 GOVERNMENT SPECIFICATION |
| Spline Tooth Diametral Pitch | 96 SINGLE SHAFT |
| Criticality Code Justification | FEAT |
| Material | STEEL CORROSION RESISTING BODY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 31TRX4 | General Dynamics Motion Control Llc (USA) |
| M20708/62-01A | Society of Automotive Engineers Inc (USA) |
| MIL-S-20708/62-001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AY3101B4E2 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| 450904-9829 | Northrop Grumman Litef Gmbh (DEU) |
| M20708/62-01A | General Dynamics Motion Control Llc (USA) |
| SAE-AS20708/62 | Sae International Dba Sae International (USA) |
| AS20708/62 | Sae International Dba Sae International (USA) |
| 31TX4D | Bowen & Company, Inc. Dba Bowen & Company, Inc. (USA) |
| E103627-17 | Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division (USA) |
| M20708/62-01A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M20708/62C-001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M20708162-001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| VTRX31-4A1 | General Dynamics Motion Control Llc (USA) |
| M20708/62-01 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 7755582P001 | Lockheed Martin Corporation Div Rms (USA) |
| M20708/62-001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AS20708/62 | Society of Automotive Engineers Inc (USA) |
| MIL-S-20708/62 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 31TX4A | Hamilton Standard Electronics Systems Inc Tele-Dynamics Div (USA) |
NSN 5990-00-898-1393 is a Synchro,receiver-Transmitter, manufactured by Sae International Dba Sae International, classified under FSC 5990 (No Item Name Available). Status: cancelled.
NSN 5990-00-898-1393 has 25 cross-referenced part numbers: 31TRX4 (General Dynamics Motion Control Llc), M20708/62-01A (Society of Automotive Engineers Inc), MIL-S-20708/62-001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AY3101B4E2 (Honeywell Intl Inc Defense Avionics Systems), 450904-9829 (Northrop Grumman Litef Gmbh) and 20 more.
There is 1 known substitute for 5990-00-898-1393: 5990-00-503-0386. Verify interchangeability with system specifications before substitution.
Key specifications for M20708/62-01A: Rotor Input Current Rating: 1.7 AMPERES MAXIMUM; Electrical Error Angular Range in Minutes: -8.0 TO 8.0; Spline Tooth Quantity: 22 SINGLE SHAFT; Shaft Nominal Thread Size: 0.250 INCHES SINGLE SHAFT IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5990-00-898-1393 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.