Product Details | TACHOMETER GENERATOR

6680-00-758-9844 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: M0DEL10257011, M0DEL1025-7-011, SA7197A2, CD6021, 3125310, 3125310-01, 564008, 564-008, 6680-00-758-9844, 00-758-9844, 6680007589844, 007589844, 312531001

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

Supply Group (FSG) NSN Assign. NIIN
66 01 MAR 1968 00-758-9844

Cross Reference | NSN 6680-00-758-9844

Part Number Cage Code Manufacturer
3125310 09150 AMPEX DATA SYSTEMS CORP COMPUTER PRODUCTS DIV
3125310 0PN68 AMPEX DATA SYSTEMS CORPORATION
3125310-01 09150 AMPEX DATA SYSTEMS CORP COMPUTER PRODUCTS DIV
3125310-01 0PN68 AMPEX DATA SYSTEMS CORPORATION
564-008 09150 AMPEX DATA SYSTEMS CORP COMPUTER PRODUCTS DIV
564-008 92739 AMPEX SYSTEMS CORP
CD6021 83555 SERVO-TEK PRODUCTS COMPANY INC. DBA SERVO-TEK PRODUCTS
M0DEL1025-7-011 73138 BI TECHNOLOGIES CORPORATION
SA7197A2 83555 SERVO-TEK PRODUCTS COMPANY INC. DBA SERVO-TEK PRODUCTS

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Technical Data | NSN 6680-00-758-9844

Characteristic Specifications
OVERALL LENGTH 2.599 INCHES
OVERALL WIDTH 1.185 INCHES
OVERALL HEIGHT 1.185 INCHES
LENGTH OF SHAFT FROM HOUSING 0.567 INCHES SINGLE END
MOUNTING METHOD FACE
MOUNTING FACILITY TYPE AND QUANTITY 3 THREADED HOLE
MOUNTING FACILITY CIRCLE DIAMETER 0.875 INCHES
TERMINAL TYPE AND QUANTITY 4 BINDING POST
CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS 7.0 DC
SHAFT ROTATION DIRECTION CLOCKWISE OR COUNTERCLOCKWISE SINGLE END
ROTOR SPEED RATING IN RPM 1000.0 SINGLE FULL LOAD
SHAFT END CHARACTERISTIC A5 SINGLE STYLE SINGLE END
SHAFT DIAMETER 0.1870 INCHES NOMINAL SINGLE END
FLATTED PORTION LENGTH 0.3750 INCHES NOMINAL SINGLE END
FLAT DEPTH 0.0300 INCHES NOMINAL SINGLE END
FEATURES PROVIDED HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION

Restrictions/Controls & Freight Information | NSN 6680-00-758-9844

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 653 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 6680-00-758-9844

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
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