PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10573-1Meter,time Totalizing

Curtis Instruments, Inc. Dba Curtis Pmc Division · NSN 6645-00-854-1080 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-854-1080 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-854-1080. Primary manufacturer part number: 10573-1.
Features
  • Meter,time Totalizing — FSC 6645
  • Movement Type: ELECTROCHEMICAL
  • Body Depth: 0.200 INCHES NOMINAL IN
  • Indicator Type: SCALE
  • Reset Feature: NOT PROVIDED
  • Scale Range: +0.0 TO 1000.0 HOUR
  • Scale Smallest Increment: 50.00 HOURS
  • Mounting Method: FLUSH
Applications
  • Applications requiring Plastic Case construction
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-00-854-1080, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Curtis Instruments, Inc. Dba Curtis Pmc Division. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6645-00-854-1080
Primary Part Number10573-1
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerCurtis Instruments, Inc. Dba Curtis Pmc Division
StatusCANCELLED
Movement TypeELECTROCHEMICAL
Body Depth0.200 INCHES NOMINAL IN
Indicator TypeSCALE
Reset FeatureNOT PROVIDED
Scale Range+0.0 TO 1000.0 HOUR
Scale Smallest Increment50.00 HOURS
Mounting MethodFLUSH
Inscription Background ColorBLACK
Inscription ColorWHITE
Unit TypeMOUNTED
Voltage Rating28.0 VOLTS NOMINAL
Electrical Movement TypePERMANENT MAGNET MOTOR
Mounting ConfigurationTWO 0.125 IN. DIA MTG HOLES SPACED 1.320 IN. C TO C ON HORIZONTAL LINE IN
MaterialPLASTIC CASE
Hermetic ProtectionNOT PROVIDED
Terminal TypeSOLDER
Terminal Quantity2
Current TypeDC
Body Width0.300 INCHES NOMINAL IN
Mounting TypePANEL
Body Length1.600 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6645-00-015-6018 INTERCHANGEABLE
Meter,time Totalizing
6645-00-115-5847 INTERCHANGEABLE
Meter,time Totalizing
6645-00-248-5429 INTERCHANGEABLE
Cell,indicating
6645-00-248-5431 INTERCHANGEABLE
Holder,indicator Cell
6645-00-442-0475 INTERCHANGEABLE
Meter,time Totalizing
5935-00-465-78472678874-9 INTERCHANGEABLE
Jack,tip
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6645-00-547-2176 INTERCHANGEABLE
Meter,time Totalizing
6645-00-762-6538 INTERCHANGEABLE
Meter,time Totalizing
6645-01-082-0518 INTERCHANGEABLE
Meter,time Totalizing
6645-01-113-6560 INTERCHANGEABLE
Meter,time Totalizing
Cross-Reference Index
Part NumberManufacturer
10573-1 Curtis Instruments, Inc. Dba Curtis Pmc Division (USA)
52CME11A0001 Lumentum Technology Uk Limited (GBR)
MS90386-2H Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
620-NB Curtis Instruments, Inc. Dba Curtis Pmc Division (USA)
MIL-I-81219 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6645PL0222294 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS90386 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
HY701013-2 Bergen Laboratories Inc Sub of Zyrotron Industries Inc (USA)
4023433-0702 Sypris Electronics, Llc Dba Sypris Electronics Llc (USA)
FV 2109167 Qinetiq (GBR)
4023433-0702 Raytheon Company Dba Raytheon Co (USA)
Related Parts
6645-00-015-6018INTERCHANGEABLE
METER,TIME TOTALIZING
6645-00-115-5847INTERCHANGEABLE
METER,TIME TOTALIZING
6645-00-248-5429INTERCHANGEABLE
CELL,INDICATING
6645-00-248-5431INTERCHANGEABLE
HOLDER,INDICATOR CELL
6645-00-442-0475INTERCHANGEABLE
METER,TIME TOTALIZING
5935-00-465-7847INTERCHANGEABLE
JACK,TIP
2678874-9
6645-00-547-2176INTERCHANGEABLE
METER,TIME TOTALIZING
6645-00-762-6538INTERCHANGEABLE
METER,TIME TOTALIZING
6645-01-082-0518INTERCHANGEABLE
METER,TIME TOTALIZING
6645-01-113-6560INTERCHANGEABLE
METER,TIME TOTALIZING
6645-01-121-4584INTERCHANGEABLE
METER,TIME TOTALIZING
6645-01-166-1891INTERCHANGEABLE
INDICATOR
MIS-22871

Frequently Asked Questions

What is NSN 6645-00-854-1080?

NSN 6645-00-854-1080 is a Meter,time Totalizing, manufactured by Curtis Instruments, Inc. Dba Curtis Pmc Division, classified under FSC 6645 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6645-00-854-1080?

NSN 6645-00-854-1080 has 11 cross-referenced part numbers: 10573-1 (Curtis Instruments, Inc. Dba Curtis Pmc Division), 52CME11A0001 (Lumentum Technology Uk Limited), MS90386-2H (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 620-NB (Curtis Instruments, Inc. Dba Curtis Pmc Division), MIL-I-81219 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.

What NSN replaces 6645-00-854-1080?

There are 12 known substitutes for 6645-00-854-1080: 6645-00-015-6018, 6645-00-115-5847, 6645-00-248-5429 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10573-1?

Key specifications for 10573-1: Movement Type: ELECTROCHEMICAL; Body Depth: 0.200 INCHES NOMINAL IN; Indicator Type: SCALE; Reset Feature: NOT PROVIDED. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6645-00-854-1080 still in active supply?

NSN 6645-00-854-1080 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.
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