Product Details | ELECTRICAL TACHOMETER INDICATOR

6680-00-663-7764 An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.2036320000066200018Engine Instruments66800078Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments

Part Alternates: S1545651361, S1545-65136-1, TD401, TD40-1, MILI6866AN55301A, MILI6866AN5530-1A, 6680-00-663-7764, 00-663-7764, 6680006637764, 006637764

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 00-663-7764

Cross Reference | NSN 6680-00-663-7764

Part Number Cage Code Manufacturer
MILI6866AN5530-1A 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
S1545-65136-1 78286 SIKORSKY AIRCRAFT CORPORATION
TD40-1 98810 AEROSONIC CORPORATION

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Technical Data | NSN 6680-00-663-7764

Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY 2
ELECTRICAL CONNECTION IDENTIFYING NUMBER DESIGN STD AND10066-14S-1P
ACCURACY RATING 100.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
SCALE RANGE -0.0 TO 4000.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
POINTER TYPE CLOCK-HAND SINGLE POINTER
INDIVIDUAL MARKING MARKED 1; MARKED R
POINTER FINISH FLUORESCENT SINGLE POINTER
CURRENT TYPE AC
CONTACT QUANTITY 3
CONTACT TYPE PIN
MOUNTING STUD DIAMETER 0.170 INCHES NOMINAL
WIDTH 3.250 INCHES NOMINAL
HEIGHT 3.250 INCHES NOMINAL
DEPTH 4.500 INCHES NOMINAL
DEPARTURE FROM CITED DESIGNATOR RGEV
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILI6866AN5530-1A
MANUFACTURERS CODE 98810
DESIGN CONTROL REFERENCE TD40-1

Restrictions/Controls & Freight Information | NSN 6680-00-663-7764

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 177220 SPEED INDICATORS/HEADS/ODOMETERS
Less than car load rating J 100.2
Less than truck load rating J 100.2
Water commodity Code 657 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 6680-00-663-7764

Category Code Description
Materiel Category and Inventory ManagerH Aircraft, Air Materiel
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 CodeB Rotary Wing Aircraft
Weapons Systems/End Item or Homogeneous GroupBJAH-64 Airframe
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 SupplyB17US Army Aviation and Missile Command (Air)
ATTN: AMSMI-LC-MM-C
Redstone Arsenal, AL 35898-5230
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityDWhen repair is beyond lower level maintenance capability, evacuate the item to depot. Disposal is not authorized below wholesale level.
Acquisition Advice CodesNRESTRICTED REQUISITIONING-DISPOSAL (Service/Agency use only.) # Discontinued items no longer authorized for issue except on the specific approval of the Service inventory manager. Requisitions may be submitted in accordance with Service requisitioning procedures in instances where valid requirements exist and replacing item data has not been furnished.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Special Material IDGHHELICOPTERS(H34)
Issue Repair, or RequisitionARRepairable item subject to centrally managed rework program at designated sites. Mandatory turn-in of item required except when initial issue or replacement of surveyed item is involved.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
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