Product Details | ELECTRICAL TACHOMETER INDICATOR

6620-00-965-9841 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: A3T1A, MILI19358, MILI19358TYPEERU7A1, 6620-00-965-9841, 00-965-9841, 6620009659841, 009659841

Instruments and Laboratory Equipment | Engine Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1960 00-965-9841

Cross Reference | NSN 6620-00-965-9841

Part Number Cage Code Manufacturer
A3T1A 18937 S-TECH INC.
MILI19358 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILI19358TYPEERU7A1 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 6620-00-965-9841

Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY 1
ELECTRICAL CONNECTION IDENTIFYING NUMBER DRAWING NO. AND1066-14S-1P
PRESENTATION TYPE SYNCHRO MOTOR
ACCURACY RATING 100.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
SCALE RANGE -0.0 TO 4500.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
POINTER TYPE CLOCK-HAND SINGLE POINTER
CURRENT TYPE AC
CONTACT QUANTITY 3
CONTACT TYPE PIN
MOUNTING STUD DIAMETER 0.170 INCHES NOMINAL
WIDTH 3.130 INCHES NOMINAL
HEIGHT 3.130 INCHES NOMINAL
DEPTH 5.000 INCHES MAXIMUM
FEATURES PROVIDED INTEGRAL SYNCHROSCOPE
NONDEFINITIVE SPEC/STD DATA ERU-7/A-1 TYPE
III FSC APPLICATION DATA 1. ENGINE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILI19358
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILI19358TYPEERU7A1

Restrictions/Controls & Freight Information | NSN 6620-00-965-9841

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 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating P 77.5
Less than truck load rating W Rating Variable
Water commodity Code 658 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 Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6620-00-965-9841

Category Code Description
Cognizance Codes9JNavy-owned stocks of material managed by the Air Force within the Oklahoma City Air Logistics Center
Naval Inventory Control Point, Mechanicsburg
Source of SupplyFHZOklahoma City Air Logistics Center
Tinker AFB, OK 73145-5989
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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