Product Details | ELECTRICAL TACHOMETER INDICATOR

6620-00-663-4220 An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.2036320000066200018Engine Instruments66800078Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments

Part Alternates: 108305, 6A780, 6620-00-663-4220, 00-663-4220, 6620006634220, 006634220

Instruments and Laboratory Equipment | Engine Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-663-4220

Cross Reference | NSN 6620-00-663-4220

Part Number Cage Code Manufacturer
108305 65092 SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV
6A780 U1725 MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY

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Technical Data | NSN 6620-00-663-4220

Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY 1
ELECTRICAL CONNECTION IDENTIFYING NUMBER PART NO. AND10066-14S-1P
PRESENTATION TYPE SYNCHRO MOTOR
ACCURACY RATING 100.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
SCALE RANGE -0.0 TO 3500.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
POINTER TYPE CLOCK-HAND SINGLE POINTER
POINTER FINISH FLUORESCENT SINGLE POINTER
CURRENT TYPE AC
CONTACT QUANTITY 3
CONTACT TYPE PIN
MOUNTING FACILITY TYPE AND QUANTITY 4 UNTHREADED HOLE
MOUNTING STUD DIAMETER 0.170 INCHES NOMINAL
WIDTH 3.250 INCHES NOMINAL
HEIGHT 3.250 INCHES NOMINAL
DEPTH 3.000 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA E-12 TYPE
MANUFACTURERS CODE 65092
DESIGN CONTROL REFERENCE 108305

Restrictions/Controls & Freight Information | NSN 6620-00-663-4220

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 177220 SPEED INDICATORS/HEADS/ODOMETERS
Less than car load rating J 100.2
Less than truck load rating J 100.2
Water commodity Code 657 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable