Product Details | TIME TOTALIZING METER

6645-00-770-3742 An instrument that automatically measured, and cumulatively registers the total operating or idle time of any circuit, machine or system, to which it is connected. See METER, FREQUENCY AND TIME TOTALIZING, ELECTRICAL.

Part Alternates: D19221, G163002, G163-002, G163012002, G163-012-002, K19203D2A, 2503573402, 2503573-402, 95C8WC, 6645-00-770-3742, 00-770-3742, 6645007703742, 007703742

Instruments and Laboratory Equipment | Time Measuring Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1960 00-770-3742

Demand History | NSN 6645-00-770-3742

Part Number Request Date QTY Origin
2503573402 2025-08-220 1 us
2503573402 2025-05-125 1 us

Cross Reference | NSN 6645-00-770-3742

Part Number Cage Code Manufacturer
2503573-402 07187 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
2503573-402 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
95C8WC 10236 ELECTRODYNAMICS, INC. DBA L-3 COMMUNICATIONS
D19221 82227 VDO CONTROL SYSTEMS INC
G163-002 88818 KEARFOTT CORPORATION DBA KEARFOTT
G163-012-002 0D0D0 BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.
G163-012-002 88818 KEARFOTT CORPORATION DBA KEARFOTT
K19203D2A 82227 VDO CONTROL SYSTEMS INC

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Technical Data | NSN 6645-00-770-3742

Characteristic Specifications
INDICATOR TYPE DRUM REGISTER
MEASUREMENT UNIT HOURS
MAXIMUM MEASUREMENT 9999.00
SMALLEST INCREMENT INDICATED 1.00
MARKING COLOR WHITE NUMERALS
BACKGROUND COLOR BLACK
RESET FEATURE PROVIDED
MOVEMENT TYPE ELECTRICAL
ELECTRICAL MOVEMENT TYPE SYNCHRONOUS MOTOR
CURRENT TYPE AC
VOLTAGE RATING 115.0 VOLTS NOMINAL
OPERATING FREQUENCY 400.0 HERTZ NOMINAL
TERMINAL QUANTITY 2
TERMINAL TYPE HOOK
CASE MATERIAL METAL
HERMETIC PROTECTION PROVIDED
UNIT TYPE MOUNTED
MOUNTING TYPE PANEL
MOUNTING METHOD SEMIFLUSH
MOUNTING FLANGE WIDTH 1.063 INCHES NOMINAL
FLANGE HEIGHT 0.500 INCHES NOMINAL
BODY LENGTH 0.500 INCHES NOMINAL
BODY WIDTH 0.500 INCHES NOMINAL
BODY DEPTH 1.013 INCHES NOMINAL
MOUNTING CONFIGURATION TWO NO. 4-40 THD MTG HOLES SPACED 0.812 IN. C TO C

Restrictions/Controls & Freight Information | NSN 6645-00-770-3742

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 136740 METERS ELEC/PARTS
Less than car load rating
Less than truck load rating W Rating Variable
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 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 Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6645-00-770-3742

Category Code Description
Cognizance Codes9GNavy-owned stocks of defense general material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
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