NSN 6620-00-556-1976
Part Details | ELECTRICAL TACHOMETER INDICATOR
6620-00-556-1976 An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.
Alternate Parts: 1559C406, 1559C4-06, MU1, MU-1, MILI25623, MIL-I-25623, 6620-00-556-1976, 00-556-1976, 6620005561976, 005561976
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-556-1976 | 08260 ( INDICATOR, ELECTRICAL TACHOMETER ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6620-00-556-1976
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1559C4-06 | 89944 | KOLLSMAN, INC. |
| MU-1 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-I-25623 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 6620-00-556-1976
| Characteristic | Specifications |
|---|---|
| ELECTRICAL CONNECTION QUANTITY | 1 |
| ELECTRICAL CONNECTION IDENTIFYING NUMBER | MS33678-10SL-3P |
| PRESENTATION TYPE | DIAL |
| INDIVIDUAL MARKING | PERCENT RPM |
| CURRENT TYPE | AC |
| CONTACT QUANTITY | 3 |
| CONTACT TYPE | PIN |
| LENGTH | 5.000 INCHES NOMINAL |
| DIAMETER | 2.000 INCHES NOMINAL |
| SPECIAL FEATURES | INDICATOR INCLUDES SUBDIAL SCALE WITH RANGE 0 TO 10% RPM; THE MAJOR SCALE HAS RANGE 0 TO 100% RPM; TOTAL SCALE RANGE OF INDICATOR 0 TO 110% RPM; HERMETICALLY SEALED CASE PER MS33639; TACH DESIGNED FOR USE WITH A TWO POLE TACH GENERATOR CONFORMING TO MIL-G-9398;WEIGHT APPROXIMATELY 1 LB; DIAL IS SCREENED WITH 100 PERCENT AT 9 O'CLOCK; DULL BLACK BACKGROUND PER FED-STD-595 |
| END ITEM IDENTIFICATION | KC-135E, B52 AND C-130 ACFT |
| SUPPLEMENTARY FEATURES | TECH ORDERS 1C-135(K)-4 FIG 584 AND 5E6-2-23-4 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PERCENT RPM ELECTRIC TACHOMETER INDICATOR |