NSN 6620-01-394-0365

Part Details | ELECTRICAL TACHOMETER INDICATOR

6620-01-394-0365 An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.

Alternate Parts: 34028751, 3402875-1, 34028751, 3402875-1, 6620-01-394-0365, 01-394-0365, 6620013940365, 013940365

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66AUG 01, 199401-394-036508260 ( INDICATOR, ELECTRICAL TACHOMETER )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6620-01-394-0365
Part Number Cage Code Manufacturer
3402875-116331LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
3402875-198897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 6620-01-394-0365
Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY1
PRESENTATION TYPE DIGITAL DISPLAY
DISPLAY TYPE LIGHT EMITTING DIODE
DISPLAY DIGIT QUANTITY4
CURRENT TYPE AC
AC VOLTAGE RATING115.0 VOLTS NOMINAL
PHASE SINGLE
FREQUENCY RATING400.0 HERTZ NOMINAL
FUSE CURRENT RATING IN AMPS1.0 NOMINAL
WIDTH4.000 INCHES NOMINAL
HEIGHT6.000 INCHES NOMINAL
DEPTH3.500 INCHES NOMINAL
SPECIAL FEATURESWEIGHT 2 LBS; PORTABLE INSTRUMENT; DERIVES POWER FROM THE ACFT BUS; INSTRUMENT CIRCUITRY 100% SOLID STATE; REQUIRES NO CALIBRATION; ESSENTIALLY DRIFT FREE; AT 100% RPM THE DISPLAYED PERCENT RPM PRESENTATION IS UPDATED 7 TIMES EACH SECOND; INTERFACES TO AN EXISTING PHONE JACK IN THE FLIGHT DECK ONBOARD THE ACFT
END ITEM IDENTIFICATIONC-130 ACFT SUPPORT
SUPPLEMENTARY FEATURESA SMALL PORTABLE INSTRUMENT USED TO MEASURE THE RPM OF EACH ENGINE ON THE C-130 ACFT; THE LED READOUT PRESENTS THIS INFORMATION AS SOME PERCENT OF 100% RPM MAKING IT SUITED FOR ENGINE TRIM APPLICATIONS
PART NAME ASSIGNED BY CONTROLLING AGENCYMASTER PERCENT RPM INDICATOR