Product Details | ELECTRICAL TACHOMETER INDICATOR

6620-00-531-4743 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: 751BK02, 6620-00-531-4743, 00-531-4743, 6620005314743, 005314743

Instruments and Laboratory Equipment | Engine Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-531-4743

Cross Reference | NSN 6620-00-531-4743

Part Number Cage Code Manufacturer
751BK02 89944 KOLLSMAN, INC.

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Technical Data | NSN 6620-00-531-4743

Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY 2
ELECTRICAL CONNECTION IDENTIFYING NUMBER DESIGNED STD AND10066-14S-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
INDIVIDUAL MARKING MARKED 1; MARKED 2
CURRENT TYPE AC
CONTACT QUANTITY 3
CONTACT TYPE PIN
WIDTH 3.250 INCHES NOMINAL
HEIGHT 3.250 INCHES NOMINAL
DEPTH 4.938 INCHES NOMINAL
FEATURES PROVIDED INTEGRAL SYNCHROSCOPE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS POINTERS MARKED 1 AND 2
III FSC APPLICATION DATA 1. ENGINE INSTRUMENT,AIRCRAFT
MANUFACTURERS CODE 89944
DESIGN CONTROL REFERENCE 751BK02

Restrictions/Controls & Freight Information | NSN 6620-00-531-4743

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:7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
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 6620-00-531-4743

Category Code Description
Cognizance Codes7RAeronautical Depot Level Repairable Spares
Naval Inventory Control Point, Philadelphia
Special Material IDUXCommon aircraft instruments
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.
Source of SupplyN32Naval Inventory Control Point
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 Code7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each