PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12Z13190-5000Meter,time Totalizing

Naval Ordnance Standards · NSN 6645-00-531-3722 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-531-3722 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-531-3722. Primary manufacturer part number: 12Z13190-5000.
Features
  • Meter,time Totalizing — FSC 6645
  • Body Diameter: 2.790 INCHES NOMINAL IN
  • Current Type: AC
  • Electrical Movement Type: SYNCHRONOUS MOTOR
  • Voltage Rating: 115.0 VOLTS NOMINAL
  • Indicator Type: DRUM REGISTER
  • Smallest Increment Indicated: 1.00
  • Material: ALUMINUM OR STEEL CASE
Applications
  • Applications requiring Aluminum or Steel Case construction
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-00-531-3722, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Ordnance Standards. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6645-00-531-3722
Primary Part Number12Z13190-5000
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerNaval Ordnance Standards
StatusCANCELLED
Body Diameter2.790 INCHES NOMINAL IN
Current TypeAC
Electrical Movement TypeSYNCHRONOUS MOTOR
Voltage Rating115.0 VOLTS NOMINAL
Indicator TypeDRUM REGISTER
Smallest Increment Indicated1.00
MaterialALUMINUM OR STEEL CASE
Hermetic ProtectionPROVIDED
Marking ColorBLACK NUMERALS
Mounting ConfigurationTHREE 0.147 IN. DIA MTG HOLES ON 1.582 IN. RADIUS SPACED 120 DEG APART IN
Measurement UnitHOURS
Reset FeatureNOT PROVIDED
Background ColorWHITE
Operating Frequency60.0 HERTZ NOMINAL
Maximum Measurement99999.00
Mounting Flange Diameter3.500 INCHES NOMINAL IN
Unit TypeMOUNTED
Movement TypeELECTRICAL
Mounting MethodFLUSH
Body Depth2.625 INCHES NOMINAL IN
Terminal Quantity2
Mounting TypePANEL
Terminal TypeWIRE LEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
6645-00-618-9496 INTERCHANGEABLE
Meter,time Totalizing
Cross-Reference Index
Part NumberManufacturer
12Z13190-5000 Naval Ordnance Standards (USA)
8KT9 Smith Tapper Corp (USA)
549X99 General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group
8177470 Us Army Aviation and Missile Command (USA)
8KT9 General Electric Company (USA)
520959 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
BA10014-4 American Telephone and Telegraph Co (USA)
549X99 General Electric Company (USA)
Related Parts
6645-00-618-9496INTERCHANGEABLE
METER,TIME TOTALIZING

Frequently Asked Questions

What is NSN 6645-00-531-3722?

NSN 6645-00-531-3722 is a Meter,time Totalizing, manufactured by Naval Ordnance Standards, classified under FSC 6645 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6645-00-531-3722?

NSN 6645-00-531-3722 has 8 cross-referenced part numbers: 12Z13190-5000 (Naval Ordnance Standards), 8KT9 (Smith Tapper Corp), 549X99 (General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group), 8177470 (Us Army Aviation and Missile Command), 8KT9 (General Electric Company) and 3 more.

What NSN replaces 6645-00-531-3722?

There is 1 known substitute for 6645-00-531-3722: 6645-00-618-9496. Verify interchangeability with system specifications before substitution.

What are the specifications of 12Z13190-5000?

Key specifications for 12Z13190-5000: Body Diameter: 2.790 INCHES NOMINAL IN; Current Type: AC; Electrical Movement Type: SYNCHRONOUS MOTOR; Voltage Rating: 115.0 VOLTS NOMINAL. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6645-00-531-3722 still in active supply?

NSN 6645-00-531-3722 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com