The Synchro,differential Receiver, cataloged under National Stock Number 5990-01-121-1175, 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 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-121-1175 |
| Primary Part Number | M20708/67-01B |
| Item Name | Synchro,differential Receiver |
| FSC / FSG | 5990 / 59 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Stator Input Current Rating | 748.0 MILLIAMPERES MAXIMUM |
| Shaft Nominal Thread Size | 0.250 INCHES SINGLE SHAFT IN |
| Specification/standard Data | 81349-MIL-S-20708/67 GOVERNMENT SPECIFICATION |
| Second Shoulder Length | 0.3750 INCHES NOMINAL IN |
| Flange Diameter | 3.1000 INCHES MAXIMUM IN |
| Flange Thickness | 0.2500 INCHES NOMINAL IN |
| Body Style | STANDARD ROUND D |
| Body Diameter | 2.7000 INCHES MAXIMUM IN |
| Pilot Diameter | 0.5000 INCHES NOMINAL IN |
| Shoulder Diameter | 2.7000 INCHES MAXIMUM IN |
| Second Shoulder Diameter | 2.7500 INCHES NOMINAL IN |
| Length | 0.6450 INCHES NOMINAL SHOULDER IN |
| Shaft End Play Determining Weight | 16.0 OUNCES OZ |
| Shaft Maximum Radial Play | 0.0008 INCHES IN |
| Spline Tooth Quantity | 22 SINGLE SHAFT |
| Transformation Ratio | 1.154 ROTOR TO STATOR NOMINAL |
| Spline Tooth Diametral Pitch | 96 SINGLE SHAFT |
| Schematic Diagram Designator | 1 Y-ROTOR, 1 Y-STATOR |
| Shaft Thread Direction | RIGHT-HAND SINGLE SHAFT |
| Shaft Thread Class | 2A SINGLE SHAFT A |
| Aft of First Flange Diameter | 2.3220 INCHES NOMINAL IN |
| Frequency in Hertz | 60.0 NOMINAL |
| Mounting Surface to Terminal End Distance | 4.6600 INCHES MAXIMUM IN |
| Phase Shift Angle in Deg | 6.500 OUTPUT TO INPUT MAXIMUM |
| Stator Input Electrical Power Rating | 7.8 WATTS MAXIMUM |
| Pilot Length | 0.0300 INCHES NOMINAL IN |
| Body Material | STEEL CORROSION RESISTING |
| Shaft Length | 0.7000 INCHES NOMINAL SINGLE SHAFT IN |
| Shaft End Play | 0.0010 INCHES MINIMUM AND 0.0050 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M20708/67-01B PRIMARY | Sae International Dba Sae International (USA) |
| MIL-S-20708/67 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 31TDR6B | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-S-20708 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS20708/67 | Sae International Dba Sae International (USA) |
NSN 5990-01-121-1175 is a Synchro,differential Receiver, manufactured by Sae International Dba Sae International, classified under FSC 5990 (No Item Name Available). Status: active.
NSN 5990-01-121-1175 has 5 cross-referenced part numbers: M20708/67-01B (Sae International Dba Sae International), MIL-S-20708/67 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 31TDR6B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-20708 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SAE-AS20708/67 (Sae International Dba Sae International).
There are 9 known substitutes for 5990-01-121-1175: 5990-00-018-9723, 5990-00-503-4126, 5990-00-552-9365 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for M20708/67-01B: Stator Input Current Rating: 748.0 MILLIAMPERES MAXIMUM; Shaft Nominal Thread Size: 0.250 INCHES SINGLE SHAFT IN; Specification/standard Data: 81349-MIL-S-20708/67 GOVERNMENT SPECIFICATION; Second Shoulder Length: 0.3750 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.