Product Details | TACHOMETER GENERATOR

6680-00-618-5821 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: 30A0262, 30A-0262, 328AS217, 7589905000JB2, 758-9905000JB2, 758JB2, 6680-00-618-5821, 00-618-5821, 6680006185821, 006185821

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 00-618-5821

Demand History | NSN 6680-00-618-5821

Part Number Request Date QTY Origin
6680-00-618-5821 2016-04-11 1 DIBBS
6680-00-618-5821 2013-07-11 1 DIBBS
6680-00-618-5821 2012-10-28 1 DIBBS
6680-00-618-5821 2012-09-13 1 DIBBS
6680-00-618-5821 2012-08-20 1 DIBBS

Cross Reference | NSN 6680-00-618-5821

Part Number Cage Code Manufacturer
30A-0262 54374 MOTOR MAGNETICS, INC.
328AS217 30003 NAVAL AIR SYSTEMS COMMAND
758-9905000JB2 65092 SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV
758JB2 65092 SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV

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Technical Data | NSN 6680-00-618-5821

Characteristic Specifications
OVERALL LENGTH 4.240 INCHES
OVERALL WIDTH 2.820 INCHES
OVERALL HEIGHT 2.820 INCHES
LENGTH OF SHAFT FROM HOUSING 0.490 INCHES SINGLE END
MOUNTING METHOD SWIVEL NUT COUPLING
MOUNTING FACILITY TYPE AND QUANTITY 1 THREADED COUPLING
CURRENT TYPE AC OUTPUT
CURRENT RATING IN AMPS 0.050 SINGLE OUTPUT
TERMINAL TYPE AND QUANTITY 2 BINDING POST
CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS 18.0 AC
CALIBRATION SPEED IN RPM 1800.0
ELECTRICAL RESISTANCE 100.0 OHMS
SHAFT ROTATION DIRECTION CLOCKWISE OR COUNTERCLOCKWISE SINGLE END
ROTOR SPEED RATING IN RPM 5000.0 SINGLE FULL LOAD
SHAFT END CHARACTERISTIC A1 SINGLE STYLE SINGLE END
SHAFT DIAMETER 0.1880 INCHES NOMINAL SINGLE END
FEATURES PROVIDED HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION

Restrictions/Controls & Freight Information | NSN 6680-00-618-5821

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:AItem does not contain precious metal
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 590 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 6680-00-618-5821

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each