NSN 6620-00-338-4780 003384780
Product Details | TACHOMETER GENERATOR
6620-00-338-4780 A generator consisting of a series of mounted coils surrounding a rotating permanent magnet or a permanent magnet and a rotating armature. The voltage output is directly proportional to the speed of rotation of the shaft. When used with an associated indicator, transmits such data as revolutions per minute, speed of travel, and the like. May also be used in servomechanism loops as a system stabilizer. Excludes rotary inverters, rotary converters, motor generators, dynamotors, generator sets, synchros, frequency or phase changers, and engine accessory generators.
Part Alternates: 003384780
Instruments and Laboratory Equipment | Engine Instruments
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | 00-338-4780 | 20241 ( GENERATOR, TACHOMETER ) |
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Related Products | NSN 6620-00-338-4780
Technical Data | NSN 6620-00-338-4780
| Characteristic | Specifications |
|---|---|
| OVERALL LENGTH | 4.812 INCHES |
| OVERALL HEIGHT | 3.406 INCHES |
| MOUNTING METHOD | PAD |
| CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS | 21.0 AC |
| CALIBRATION SPEED IN RPM | 1250.0 |
| SHAFT END CHARACTERISTIC | A15 SINGLE STYLE SINGLE END |
| FLATTED PORTION LENGTH | 0.4690 INCHES NOMINAL SINGLE END |
| WIDTH ACROSS FLATS | 0.1870 INCHES NOMINAL SINGLE END |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILG5413 |
Restrictions/Controls & Freight Information | NSN 6620-00-338-4780
| Category | Code | Description |
|---|---|---|
| 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 |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||