The Synchro,receiver, cataloged under National Stock Number 5990-00-251-7822, 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 15 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5990-00-251-7822 |
| Primary Part Number | M20708/5-01C |
| Item Name | Synchro,receiver |
| FSC / FSG | 5990 / 59 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Undercut Diameter | 0.9750 INCHES NOMINAL IN |
| Shoulder Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Pilot Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Flange Diameter | 1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN |
| Body Style | STANDARD ROUND C |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Terminal Location | REAR |
| Shaft Thread Class | 2A SINGLE SHAFT A |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Shaft Thread Series Designator | UNF SINGLE SHAFT |
| Shaft Length | 0.5550 INCHES NOMINAL SINGLE SHAFT IN |
| Body Material | STEEL CORROSION RESISTING |
| Shaft Nominal Thread Size | 0.190 INCHES SINGLE SHAFT IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Alignment Hole Quantity | 4 |
| Rotor Input Current Rating | 280.0 MILLIAMPERES MAXIMUM |
| Spline Tooth Diametral Pitch | 120 SINGLE SHAFT |
| Torque Gradient Per Angular Deg | 0.008 INCH-OUNCES MINIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Alignment Hole Bolt Circle Diameter | 0.8120 INCHES NOMINAL IN |
| Test Data Document | 81349-MIL-S-20708 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Alignment Hole Depth | 0.1250 INCHES MINIMUM IN |
| Transformation Ratio | 0.454 STATOR TO ROTOR NOMINAL |
| Mounting Surface to Terminal End Distance | 1.8010 INCHES NOMINAL IN |
| Specification/standard Data | 81349-MIL-S-20708/5 GOVERNMENT SPECIFICATION |
| Zss Impedance Magnitude in Ohms | 3.40 MINIMUM AND 4.20 MAXIMUM |
| Body Size | 11 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 26V11TR4B | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AS20708 | Sae Customer Service Dept 2045 (USA) |
| 26V-11TR4B | Kearfott Corporation Div Guidance and Navigation Division (USA) |
| M20708-5 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M20708/5-01C | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M20708/5-001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M20708/5-01C PRIMARY | Sae International Dba Sae International (USA) |
| M20708-5C001 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| VTR11-18-4D | Vernitron Corp (USA) |
| 26V-11TR4C | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-S-20708/5A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-S-20708/5 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 1359468 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 26V-11TR4C | Moog Inc. (USA) |
| SAE-AS20708/5 | Sae International Dba Sae International (USA) |
NSN 5990-00-251-7822 is a Synchro,receiver, manufactured by Sae International Dba Sae International, classified under FSC 5990 (No Item Name Available). Status: cancelled.
NSN 5990-00-251-7822 has 15 cross-referenced part numbers: 26V11TR4B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS20708 (Sae Customer Service Dept 2045), 26V-11TR4B (Kearfott Corporation Div Guidance and Navigation Division), M20708-5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M20708/5-01C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 10 more.
There are 3 known substitutes for 5990-00-251-7822: 5990-00-901-7748, 5990-00-905-1836, 5990-00-924-4165. Verify interchangeability with system specifications before substitution.
Key specifications for M20708/5-01C: Flange Thickness: 0.0930 INCHES NOMINAL IN; Undercut Width: 0.0620 INCHES NOMINAL IN; Overall Length: 2.3560 INCHES NOMINAL IN; Undercut Diameter: 0.9750 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5990-00-251-7822 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.