PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M7793/10-001AMeter,time Totalizing

Electrodynamics Inc Div L3harris Electrodynamics Inc · NSN 6645-01-227-8212 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-227-8212 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-227-8212. Primary manufacturer part number: M7793/10-001A.
Features
  • Meter,time Totalizing — FSC 6645
  • Terminal Quantity: 2
  • Terminal Type: SOLDER HOOK
  • Mounting Type: BRACKET
  • Body Depth: 1.524 INCHES MINIMUM AND 1.568 INCHES MAXIMUM IN
  • Background Color: DULL BLACK
  • Mounting Configuration: METER USED WITHOUT FRONT FLANGE; ATTACMD BY CLAMP WITH MTG HOLES CENTERED 1.312 IN. APART C TO C IN
  • Movement Type: ELECTRICAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-01-227-8212, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Electrodynamics Inc Div L3harris Electrodynamics Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-227-8212
Primary Part NumberM7793/10-001A
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerElectrodynamics Inc Div L3harris Electrodynamics Inc
StatusACTIVE
Terminal Quantity2
Terminal TypeSOLDER HOOK
Mounting TypeBRACKET
Body Depth1.524 INCHES MINIMUM AND 1.568 INCHES MAXIMUM IN
Background ColorDULL BLACK
Mounting ConfigurationMETER USED WITHOUT FRONT FLANGE; ATTACMD BY CLAMP WITH MTG HOLES CENTERED 1.312 IN. APART C TO C IN
Movement TypeELECTRICAL
Maximum Measurement9999.90
Measurement UnitHOURS
Voltage Rating115.0 VOLTS NOMINAL
Reset FeatureNOT PROVIDED
Unit TypeMOUNTED
Smallest Increment Indicated0.10
Marking ColorWHITE
Operating Frequency60.0 HERTZ NOMINAL
Hermetic ProtectionPROVIDED
Electrical Movement TypeSYNCHRONOUS MOTOR
Indicator TypeDIGITAL COUNTER
Current TypeAC
Body Length1.250 INCHES NOMINAL IN
Body Width1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6645-00-456-7653 INTERCHANGEABLE
Meter,time Totalizing
Cross-Reference Index
Part NumberManufacturer
5595300-1 Cramer Co Division of Chestnut Group Inc (USA)
620C-A Cramer Co Division of Chestnut Group Inc (USA)
M7793/10-001 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5595300-1 Naval Sea Systems Command (USA)
M7703/10-001 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M7793/10-001A PRIMARY Electrodynamics Inc Div L3harris Electrodynamics Inc (USA)
Related Parts
6645-00-456-7653INTERCHANGEABLE
METER,TIME TOTALIZING

Frequently Asked Questions

What is NSN 6645-01-227-8212?

NSN 6645-01-227-8212 is a Meter,time Totalizing, manufactured by Electrodynamics Inc Div L3harris Electrodynamics Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-227-8212?

NSN 6645-01-227-8212 has 6 cross-referenced part numbers: 5595300-1 (Cramer Co Division of Chestnut Group Inc), 620C-A (Cramer Co Division of Chestnut Group Inc), M7793/10-001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 5595300-1 (Naval Sea Systems Command), M7703/10-001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 6645-01-227-8212?

There is 1 known substitute for 6645-01-227-8212: 6645-00-456-7653. Verify interchangeability with system specifications before substitution.

What are the specifications of M7793/10-001A?

Key specifications for M7793/10-001A: Terminal Quantity: 2; Terminal Type: SOLDER HOOK; Mounting Type: BRACKET; Body Depth: 1.524 INCHES MINIMUM AND 1.568 INCHES MAXIMUM IN. 21 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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