NSN 5990-00-444-6987 M20708/1-02E, M20708/1D-002, M207081002
Product Details | CONTROL TRANSFORMER SYNCHRO
5990-00-444-6987 A synchro consisting of a stator and rotor inductively coupled. The electrical output of the rotor is dependent upon both the position of the rotor and the electrical input to the stator from a transmitter synchro or a differential synchro. Does not include variable resistors, goniometers, or variable transformers.
Part Alternates: M20708/1-02E, M20708/1D-002, M207081002, M20708-1-002, M20708102E, M207081D002, MILC207081, MILC20708-1, 11CT4E, 5990-00-444-6987, 00-444-6987, 5990004446987, 004446987
Electrical and Electronic Equipment Components | Synchros and Resolvers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | 23 MAY 1974 | 00-444-6987 | 15289 ( SYNCHRO, CONTROL TRANSFORMER ) |
Drawings & Photos | NSN 5990-00-444-6987
Demand History | NSN 5990-00-444-6987
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 5990-00-444-6987 | 2024-05-122 | 100 | US |
| 5990-00-444-6987 | 2024-05-122 | 100 | US |
| 5990-00-444-6987 | 2021-01-11 | 1 | United States |
| 5990-00-444-6987 | 2020-09-268 | 2 | DIBBS |
| 5990-00-444-6987 | 2020-09-257 | 2 | DIBBS |
| 5990-00-444-6987 | 2016-08-238 | 2 | DIBBS |
| 11CT4E | 2007-09-258 | 5 | Italy |
Cross Reference | NSN 5990-00-444-6987
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 11CT4E | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| M20708-1-002 | 80223 | UNITED TRANSFORMER CORP SUB OF OPT INDUSTRIES INC |
| M20708-1-002 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| M20708/1-02E | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| M20708/1D-002 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MILC20708-1 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
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Related Products | NSN 5990-00-444-6987
Technical Data | NSN 5990-00-444-6987
| Characteristic | Specifications |
|---|---|
| BODY SIZE | 11 |
| STATOR INPUT VOLTAGE RATING IN VOLTS | 90.0 NOMINAL |
| STATOR INPUT CURRENT RATING | 18.0 MILLIAMPERES NOMINAL |
| STATOR INPUT ELECTRICAL POWER RATING | 20.0 WATTS NOMINAL |
| FREQUENCY IN HERTZ | 400.0 NOMINAL |
| ZSO IMPEDANCE MAGNITUDE IN OHMS | 4350.00 MINIMUM AND 5700.00 MAXIMUM |
| ZSO IMPEDANCE ANGLE IN DEG | 77.30 MINIMUM AND 83.50 MAXIMUM |
| ZRS IMPEDANCE MAGNITUDE IN OHMS | 585.00 MINIMUM AND 700.00 MAXIMUM |
| ZRS IMPEDANCE ANGLE IN DEG | 22.00 MINIMUM AND 32.00 MAXIMUM |
| TRANSFORMATION RATIO | 0.735 ROTOR TO STATOR NOMINAL |
| PHASE SHIFT ANGLE IN DEG | 5.000 INPUT TO OUTPUT NOMINAL |
| MAXIMUM TEMP RISE | 10.0 DEG CELSIUS |
| MAXIMUM FUNDAMENTAL NULL VOLTAGE IN MILLIVOLTS PER VOLT | 32.00 OUTPUT |
| MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT | 60.00 |
| ELECTRICAL ERROR ANGULAR RANGE IN MINUTES | -7.0 TO 7.0 |
| BODY STYLE | A3 STANDARD ROUND C |
| SHOULDER DIAMETER | 0.0995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM |
| PILOT DIAMETER | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM |
| OVERALL LENGTH | 2.2240 INCHES NOMINAL |
| FLANGE DIAMETER | 1.0615 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM |
| FLANGE THICKNESS | 0.0930 INCHES NOMINAL |
| UNDERCUT DIAMETER | 0.9750 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.0620 INCHES NOMINAL |
| PILOT LENGTH | 0.0620 INCHES NOMINAL |
| SHOULDER LENGTH | 0.0620 INCHES NOMINAL |
| MOUNTING SURFACE TO TERMINAL END DISTANCE | 1.8010 INCHES MAXIMUM |
| ALIGNMENT HOLE DEPTH | 0.1120 INCHES NOMINAL |
| ALIGNMENT HOLE BOLT CIRCLE DIAMETER | 0.8120 INCHES NOMINAL |
| ALIGNMENT HOLE QUANTITY | 4 |
| SHAFT TYPE | ROUND, SLOTTED SINGLE SHAFT |
| SHAFT DIAMETER | 0.1195 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM SINGLE SHAFT |
| SHAFT LENGTH | 0.3680 INCHES NOMINAL SINGLE SHAFT |
| SHAFT SLOT DEPTH | 0.0250 INCHES NOMINAL SINGLE SHAFT |
| SHAFT SLOT WIDTH | 0.0200 INCHES NOMINAL SINGLE SHAFT |
| TERMINAL TYPE AND QUANTITY | 5 WIRE LEAD |
| TERMINAL LOCATION | REAR |
| BODY MATERIAL | STEEL, CORROSION RESISTING |
| TEST DATA DOCUMENT | 81349-MIL-S-20708 SPECIFICATION |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILC20708-1 |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M20708/1-02E |
Restrictions/Controls & Freight Information | NSN 5990-00-444-6987
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 061700 | ELEC APPLIANCES/INSTRUMENTS NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 658 | unknown |
| Originating Activity Code | TX | Defense Supply Center Columbus Columbus, OH 43218 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | H | Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |
Management | NSN 5990-00-444-6987
Air Force
Navy| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors. |
| Materiel Management Aggregation Code | EH | SX:ELECTRONIC COMPONENTS |
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Price Validation | V | The current standard price has been validated.
|
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |