Product Details | TACHOMETER GENERATOR

6680-00-618-9306 A generator consisting of a series of mounted coils surrounding a rotating permanent magnet or a permanent magnet and a rotating armature. The voltage output is directly proportional to the speed of rotation of the shaft. When used with an associated indicator, transmits such data as revolutions per minute, speed of travel, and the like. May also be used in servomechanism loops as a system stabilizer. Excludes rotary inverters, rotary converters, motor generators, dynamotors, generator sets, synchros, frequency or phase changers, and engine accessory generators.

Part Alternates: 63002, 63002R, 99268501, 992685-01, 6680-00-618-9306, 00-618-9306, 6680006189306, 006189306

Instruments and Laboratory Equipment | Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-618-9306

Demand History | NSN 6680-00-618-9306

Part Number Request Date QTY Origin
6680-00-618-9306 2011-10-24 2 US
63002 2011-08-12 2 US

Cross Reference | NSN 6680-00-618-9306

Part Number Cage Code Manufacturer
63002 50380 RELIANCE ELECTRIC
63002 71956 RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS
63002R 50380 RELIANCE ELECTRIC
63002R 71956 RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS
992685-01 35351 GE AVIATION SYSTEMS LLC

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Technical Data | NSN 6680-00-618-9306

Characteristic Specifications
OVERALL LENGTH 3.625 INCHES
OVERALL WIDTH 3.125 INCHES
OVERALL HEIGHT 2.718 INCHES
LENGTH OF SHAFT FROM HOUSING 0.750 INCHES SINGLE END
MOUNTING FACILITY TYPE AND QUANTITY 4 UNTHREADED HOLE
MOUNTING FACILITY CIRCLE DIAMETER 2.687 INCHES
CURRENT TYPE DC OUTPUT
CURRENT RATING IN AMPS 0.050 SINGLE OUTPUT
TERMINAL TYPE AND QUANTITY 5 THREADED STUD
CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS 28.0 DC
CALIBRATION SPEED IN RPM 1000.0
ELECTRICAL RESISTANCE 17.0 OHMS
ACCURACY RANGE IN PERCENT -1.0 TO 1.0
ROTOR SPEED RATING IN RPM 100.0 LOW FULL LOAD AND 3000.0 HIGH FULL LOAD
SHAFT END CHARACTERISTIC A5 SINGLE STYLE SINGLE END
FEATURES PROVIDED HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION
MANUFACTURERS CODE 50380
DESIGN CONTROL REFERENCE 63002R

Restrictions/Controls & Freight Information | NSN 6680-00-618-9306

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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 062120 GENERATORS/MOTORS/PARTS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 653 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 H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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

Management | NSN 6680-00-618-9306

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each