Part Details | ENGINE PRESSURE RATIO INDICATOR
6620-00-905-8530 An instrument designed to reflect one of the testing parameters for conducting engine performance and functional testing in an operating engine system. Its dial is graduated in units of pressure ratio, and is used to indicate the percent of differential pressure ratio of exhaust gas pressure to intake (engine inlet) pressure for gas turbine or jet propulsion engines.
Alternate Parts: 7770C, 1410800102, 141080-01-02, MILE27675, 6620-00-905-8530, 00-905-8530, 6620009058530, 009058530
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1960 | 00-905-8530 | 32992 ( INDICATOR, RATIO, ENGINE PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
FOUR HOLE/STUD RECTANGULAR/SQUARE
Cross Reference | NSN 6620-00-905-8530
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7770C | 35351 | GE AVIATION SYSTEMS LLC |
| 141080-01-02 | 70210 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| MILE27675 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 6620-00-905-8530
| Characteristic | Specifications |
|---|---|
| ELECTRICAL CONNECTION QUANTITY | 1 |
| ELECTRICAL CONNECTION IDENTIFYING NUMBER | MS27034-H-167-24P |
| ILLUMINATION COLOR GENERATION METHOD | INTEGRAL LIGHT |
| CURRENT TYPE | AC |
| AC VOLTAGE RATING | 115.0 VOLTS NOMINAL |
| PHASE | SINGLE |
| FREQUENCY RATING | 400.0 HERTZ NOMINAL |
| CONTACT QUANTITY | 24 |
| CONTACT TYPE | PIN |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.170 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.438 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 6.000 INCHES NOMINAL |
| WIDTH | 1.750 INCHES NOMINAL |
| HEIGHT | 6.312 INCHES NOMINAL |
| DEPTH | 9.625 INCHES NOMINAL |
| FEATURES PROVIDED | HERMETICALLY SEALED CASE |
| SPECIAL FEATURES | INDICATOR TYPE TAPE SCALE; WEIGHT 5.0 LBS; FILLING MEDIUM 100% HELIUM; FILLING TUBE 1.750 INCHES LONG; SCALE CONSISTS OF 4 VERTICAL TAPES WITH TAPE DRIVE STOPS; EACH TAPE INCLUDES A POWER OFF WARNING; LIGHTING PER MIL-L-27160; INDICATOR CASE FINISHED IN DURABLE DULL BLACK PER FED-STD-595 COLOR 37038 |
| END ITEM IDENTIFICATION | C-141 AIRCRAFT |
| SUPPLEMENTARY FEATURES | DESIGNED TO RECEIVE SINGLE SYNCHRO OUTPUT SIGNALS FROM PRESSURE TRANSMITTER TYPE TRK-55/A24J-13 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | INDICATOR,PRESSURE RATIO EGK-7/A24J-13 |