Product Details | ELECTRICAL TACHOMETER INDICATOR

6620-00-663-4196 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: 751BK02, 6620-00-663-4196, 00-663-4196, 6620006634196, 006634196

Instruments and Laboratory Equipment | Engine Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-663-4196

Cross Reference | NSN 6620-00-663-4196

Part Number Cage Code Manufacturer
751BK02 89744 MC COY COUCH FURNITURE MFG CO
751BK02 89944 KOLLSMAN, INC.

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Technical Data | NSN 6620-00-663-4196

Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY 2
ELECTRICAL CONNECTION IDENTIFYING NUMBER PART NO. AN3106-14S-7P
PRESENTATION TYPE SYNCHRO MOTOR
ACCURACY RATING 100.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
SCALE RANGE -0.0 TO 4500.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
INDIVIDUAL MARKING L;R
CURRENT TYPE AC
CONTACT QUANTITY 3
CONTACT TYPE PIN
MOUNTING FACILITY TYPE AND QUANTITY 4 UNTHREADED HOLE
MOUNTING STUD DIAMETER 0.1695 INCHES NOMINAL
WIDTH 3.250 INCHES NOMINAL
HEIGHT 3.250 INCHES NOMINAL
DEPTH 4.500 INCHES NOMINAL
FEATURES PROVIDED INTEGRAL SYNCHROSCOPE
III FSC APPLICATION DATA 1. ENGINE INSTRUMENT,AIRCRAFT
MANUFACTURERS CODE 89944
DESIGN CONTROL REFERENCE 751BK02

Restrictions/Controls & Freight Information | NSN 6620-00-663-4196

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