Product Details | TACHOMETER GENERATOR

6680-00-521-8042 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: 182347, 507445, 5074452R, 507445-2R, 750TYPEA140282799, 750TYPEA140-282799, 750TYPEA14R, 750TYPEA14R182347, 8750282799, 8-750-282799 , 6680-00-521-8042, 00-521-8042, 6680005218042, 005218042

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 00-521-8042

Demand History | NSN 6680-00-521-8042

Part Number Request Date QTY Origin
8-750-282799 2023-06-157 1 DIBBS
6680-00-521-8042 2009-09-271 3 DIBBS
6680-00-521-8042 2009-04-106 3 DIBBS
6680-00-521-8042 2009-02-40 3 DIBBS
6680-00-521-8042 2009-02-37 1 DIBBS
6680-00-521-8042 2008-11-312 1 DIBBS

Cross Reference | NSN 6680-00-521-8042

Part Number Cage Code Manufacturer
182347 65092 SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV
507445 23667 SMITHS DETECTION, INC. DIV EDGEWOOD
507445-2R 23667 SMITHS DETECTION, INC. DIV EDGEWOOD
750TYPEA140-282799 64317 SYCON CORP WESTON INSTRUMENT DIV
750TYPEA14R 65092 SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV
750TYPEA14R182347 65092 SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV
8-750-282799 1RGT9 AUTOMATIC TIMING & CONTROLS, INC. DBA AUTOMATIC TIMING & CONTROLS

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Technical Data | NSN 6680-00-521-8042

Characteristic Specifications
OVERALL LENGTH 4.250 INCHES
OVERALL WIDTH 2.750 INCHES
LENGTH OF SHAFT FROM HOUSING 0.750 INCHES SINGLE END
CURRENT TYPE DC INPUT
CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS 6.0 DC
CALIBRATION SPEED IN RPM 1000.0
ELECTRICAL RESISTANCE 200.0 OHMS
SHAFT END CHARACTERISTIC A1 SINGLE STYLE SINGLE END
SHAFT DIAMETER 0.375 INCHES NOMINAL SINGLE END
III SPECIFIC USE WIND DIRECTION AND SPEED TRANSMITTER
III TYPE/MODEL DESIGNATION A140 MODEL 750

Restrictions/Controls & Freight Information | NSN 6680-00-521-8042

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 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 6680-00-521-8042

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 Segment1 REPARABLE ITEMS (Exclusive of Insurance and Provisioning Items.) This code will be used to identify serviceable or unserviceable items of a durable nature which when unserviceable normally can be repaired economically by depots or lower echelons of maintenance.
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
ReparabilityFIf condemned or uneconomically repairable, then dispose at Direct Support (DS) level.
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
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