Part Number
Part Number:
NSN:
NIIN:
Item Name:
INDICATOR , RATIO , ENGINE PRESSURE
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
ENGINE INSTRUMENTS
Inclusions:
INCLUDES ALL ENGINE INSTRUMENTS, INCLUDING AIRCRAFT, MARINE, AND VEHICULAR; FUEL PRESSURE GAGES; MANIFOLD PRESSURE GAGES; OIL PRESSURE GAGES; FUEL MIXTURE INDICATORS; ENGINE OIL AND FUEL WARNING DEVICES.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABRY | LENGTH | 5.750 INCHES NOMINAL |
| ABRY | LENGTH | 5.750 INCHES NOMINAL |
| APSK | SCALE RANGE | +1.1/+2.5 PRESSURE RATIO SINGLE INDICATOR SINGLE SCALE |
| HUES | COLOR | WHITE MARKER OVERALL |
| FEAT | SPECIAL FEATURES | 5V INTEGRAL LIGHTING PER MIL-L-25467 |
| AFRA | CONTACT QUANTITY | 7 |
| ABGL | WIDTH | 1.995 INCHES NOMINAL |
| AWHH | ILLUMINATION COLOR GENERATION METHOD | INTEGRAL LIGHT |
| ACYR | DC VOLTAGE RATING | 26.0 VOLTS NOMINAL |
| ACZB | FREQUENCY RATING | 400.0 HERTZ NOMINAL |
| HGTH | HEIGHT | 1.995 INCHES NOMINAL |
| ASKX | ELECTRICAL CONNECTION QUANTITY | 1 |
| AKSF | CONTACT TYPE | PIN |
| ASKZ | ELECTRICAL CONNECTION IDENTIFYING NUMBER | MS33678H-16S-1P |
| ACDC | CURRENT TYPE | AC |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | EGU9/A-2 TYPE |
| FAAZ | PHASE | SINGLE |