Product Details | ELECTRICAL TACHOMETER INDICATOR

6620-01-277-3947 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: 4L97553107A, 4L97553-107A, 8DJ199LWH2, 6620-01-277-3947, 01-277-3947, 6620012773947, 012773947

Instruments and Laboratory Equipment | Engine Instruments

Supply Group (FSG) NSN Assign. NIIN
66 21 APR 1988 01-277-3947

Cross Reference | NSN 6620-01-277-3947

Part Number Cage Code Manufacturer
4L97553-107A 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
8DJ199LWH2 97424 AMETEK, INC. DIV AEROSPACE & DEFENSE

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Technical Data | NSN 6620-01-277-3947

Characteristic Specifications
ELECTRICAL CONNECTION QUANTITY 1
ELECTRICAL CONNECTION IDENTIFYING NUMBER MS3126F18-32S
SCALE RANGE 0.0 TO 110.0 PERCENT REVOLUTIONS PER MINUTE SINGLE INDICATOR ALL SCALES
INDIVIDUAL MARKING RPM % X 10
COLOR WHITE MARKER OVERALL
CURRENT TYPE AC
AC VOLTAGE RATING 115.0 VOLTS NOMINAL
PHASE SINGLE
FREQUENCY RATING 400.0 HERTZ NOMINAL
CONTACT QUANTITY 32
CONTACT TYPE PIN
MOUNTING FACILITY TYPE AND QUANTITY 1 FLANGE
LENGTH 9.750 INCHES NOMINAL
HEIGHT 6.310 INCHES NOMINAL
DIAL HEIGHT 4.125 INCHES NOMINAL
DIAL WIDTH 1.438 INCHES NOMINAL
SPECIAL FEATURES INDICATOR IS A SCALE WITH RANGE OF 0 TO 110 PERCENT RPM
III END ITEM IDENTIFICATION P/N 4L11008 PANEL,CONTROL; ENGINE INSTRUMENTS FLIGHT ENGINEERS STATION C5A ACFT
III PART NAME ASSIGNED BY CONTROLLING AGENCY INDICATOR,ELECTRICAL TACH-ENGINE
MANUFACTURERS CODE 98897
MFR SOURCE CONTROLLING REFERENCE 4L97553-107A

Restrictions/Controls & Freight Information | NSN 6620-01-277-3947

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 120840 ENGINES INTERNAL COMBUSTION NOI
Less than car load rating
Less than truck load rating F 150.0
Water commodity Code 658 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 Q Extremely fragile items including delicate instruments.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6620-01-277-3947

Category Code Description
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 CodeUCTG:C-5A GALAXY
Source of SupplyFLZWarner Robins Air Logistics Center
Robins AFB, GA 31098-5609
AgencyDFDepartment of the Air Force
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityTAF Recoverable Assembly Management System (AFRAMS)
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