NSN 5990-00-581-9491 AY231A4B, 254561, 00-581-9491
Product Details | DIFFERENTIAL TRANSMITTER SYNCHRO
5990-00-581-9491 A synchro, the rotor of which is mechanically positioned for modifying electrical angular information, received from a transmitter synchro and transmitting to receiver synchro or control transformer synchro electrical information corresponding to the sum or difference of the electrical input angle and its rotor position angle. Does not include variable resistors, goniometers, variable transformers, or items with dials.
Part Alternates: AY231A4B, 254561, 5990-00-581-9491, 00-581-9491, 5990005819491, 005819491
Electrical and Electronic Equipment Components | Synchros and Resolvers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | 01 JAN 1963 | 00-581-9491 | 02071 ( SYNCHRO, DIFFERENTIAL TRANSMITTER ) |
Drawings & Photos | NSN 5990-00-581-9491
Cross Reference | NSN 5990-00-581-9491
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Technical Data | NSN 5990-00-581-9491
| Characteristic | Specifications |
|---|---|
| BODY SIZE | 15 |
| STATOR INPUT VOLTAGE RATING IN VOLTS | 26.0 NOMINAL |
| STATOR INPUT CURRENT RATING | 410.0 MILLIAMPERES NOMINAL |
| STATOR INPUT ELECTRICAL POWER RATING | 2.3 WATTS NOMINAL |
| FREQUENCY IN HERTZ | 400.0 NOMINAL |
| ROTOR DC RESISTANCE IN OHMS | 7.50 NOMINAL |
| STATOR DC RESISTANCE IN OHMS | 6.10 NOMINAL |
| TRANSFORMATION RATIO | 1.000 ROTOR TO STATOR NOMINAL |
| ELECTRICAL ERROR ANGULAR RANGE IN MINUTES | -6.0 TO 6.0 |
| ACTUATOR FRICTION TORQUE AT MINUS 55 DEG CELSIUS | 21.00 CENTIMETER-GRAMS NOMINAL |
| ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS | 7.00 CENTIMETER-GRAMS NOMINAL |
| BODY STYLE | A2 STANDARD ROUND B |
| SHOULDER DIAMETER | 1.3120 INCHES NOMINAL |
| PILOT DIAMETER | 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM |
| OVERALL LENGTH | 2.5270 INCHES NOMINAL |
| FLANGE DIAMETER | 1.4360 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM |
| FLANGE THICKNESS | 0.0930 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.0780 INCHES NOMINAL |
| PILOT LENGTH | 0.0400 INCHES NOMINAL |
| SHOULDER LENGTH | 0.1320 INCHES NOMINAL |
| MOUNTING SURFACE TO TERMINAL END DISTANCE | 1.7620 INCHES NOMINAL |
| ALIGNMENT HOLE DEPTH | 0.1250 INCHES MAXIMUM |
| ALIGNMENT HOLE BOLT CIRCLE DIAMETER | 0.8750 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 | 0.5400 INCHES NOMINAL SINGLE SHAFT |
| SHAFT SLOT DEPTH | 0.0210 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM SINGLE SHAFT |
| SHAFT SLOT WIDTH | 0.0210 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM SINGLE SHAFT |
| TERMINAL TYPE AND QUANTITY | 6 SCREW |
| TERMINAL LOCATION | REAR |
| BODY MATERIAL | ALUMINUM |
Restrictions/Controls & Freight Information | NSN 5990-00-581-9491
| 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| 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 | 062120 | GENERATORS/MOTORS/PARTS NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 593 | unknown |
| Originating Activity Code | XX | |
| 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 5990-00-581-9491
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9N | Navy-owned stocks of defense electronic material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9E | Defense Supply Center Columbus Columbus, OH 43218 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |