Product Details | TACHOMETER GENERATOR

6680-00-284-0393 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: E5B1, 6680-00-284-0393, 00-284-0393, 6680002840393, 002840393

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

Supply Group (FSG) NSN Assign. NIIN
66 31 AUG 1973 00-284-0393

Cross Reference | NSN 6680-00-284-0393

Part Number Cage Code Manufacturer
E5B1 0BKV4 S P S INC

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Technical Data | NSN 6680-00-284-0393

Characteristic Specifications
OVERALL LENGTH 4.531 INCHES
OVERALL WIDTH 2.496 INCHES
LENGTH OF SHAFT FROM HOUSING 0.406 INCHES SINGLE END
EXCITOR TYPE SELF-EXCITED
CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS 7.0 AC
CALIBRATION SPEED IN RPM 1000.0
ELECTRICAL RESISTANCE 315.0 OHMS
MANUFACTURERS CODE 0BKV4
DESIGN CONTROL REFERENCE E5B1

Restrictions/Controls & Freight Information | NSN 6680-00-284-0393

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 177220 SPEED INDICATORS/HEADS/ODOMETERS
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 590 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 6680-00-284-0393

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