PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

636EE100AA0008AMeter,time Totalizing

Cramer Co Division of Chestnut Group Inc · NSN 6645-00-456-0080 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-456-0080 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-456-0080. Primary manufacturer part number: 636EE100AA0008A.
Features
  • Meter,time Totalizing — FSC 6645
  • Terminal Quantity: 2
  • Terminal Type: PIGTAIL
  • Hermetic Protection: NOT PROVIDED
  • Mounting Configuration: THREE 0.15 IN. DIAL MTG HOLES EQUALLY SPACED ON 1.58 IN. RADIUS IN
  • Measurement Unit: SECONDS
  • Mounting Flange Diameter: 3.500 INCHES NOMINAL IN
  • Voltage Rating: 115.0 VOLTS NOMINAL
Applications
  • Applications requiring Plastic Case construction
General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-00-456-0080, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Cramer Co Division of Chestnut Group Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6645-00-456-0080
Primary Part Number636EE100AA0008A
Item NameMeter,time Totalizing
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerCramer Co Division of Chestnut Group Inc
StatusCANCELLED
Terminal Quantity2
Terminal TypePIGTAIL
Hermetic ProtectionNOT PROVIDED
Mounting ConfigurationTHREE 0.15 IN. DIAL MTG HOLES EQUALLY SPACED ON 1.58 IN. RADIUS IN
Measurement UnitSECONDS
Mounting Flange Diameter3.500 INCHES NOMINAL IN
Voltage Rating115.0 VOLTS NOMINAL
Marking ColorBLACK NUMERALS FOR HUNDREDTHS,WHITE NUMERALS FOR SECONDS
Smallest Increment Indicated0.10
MaterialPLASTIC CASE
Unit TypeMOUNTED
Body Depth2.625 INCHES NOMINAL IN
Background ColorBLACK BACKGROUND ON SEC WHEELS,WHITE BACKGROUND ON TENTHS WHEEL
Mounting MethodFLUSH
Movement TypeELECTRICAL
Reset FeaturePROVIDED
Maximum Measurement9999.90
Operating Frequency60.0 HERTZ NOMINAL
Indicator TypeDRUM REGISTER
Electrical Movement TypeSYNCHRONOUS MOTOR
Current TypeAC
Mounting TypePANEL
Body Diameter2.550 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
2520-00-560-1074 INTERCHANGEABLE
Handle Control
3040-01-198-0650P-1782A INTERCHANGEABLE
Worm Shaft
Lowensten W W
Cross-Reference Index
Part NumberManufacturer
636EE100AA0008A Cramer Co Division of Chestnut Group Inc (USA)
633EA08E Cramer Co Division of Chestnut Group Inc (USA)
729-004-9002 Honeywell International Inc. Div Aerospace - Torrance (USA)
3301713-1 Mission Systems Davenport Inc. (USA)
P1782 Mission Systems Davenport Inc. (USA)
Related Parts
2520-00-560-1074INTERCHANGEABLE
HANDLE CONTROL
3040-01-198-0650INTERCHANGEABLE
WORM SHAFT
P-1782A

Frequently Asked Questions

What is NSN 6645-00-456-0080?

NSN 6645-00-456-0080 is a Meter,time Totalizing, manufactured by Cramer Co Division of Chestnut Group Inc, classified under FSC 6645 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6645-00-456-0080?

NSN 6645-00-456-0080 has 5 cross-referenced part numbers: 636EE100AA0008A (Cramer Co Division of Chestnut Group Inc), 633EA08E (Cramer Co Division of Chestnut Group Inc), 729-004-9002 (Honeywell International Inc. Div Aerospace - Torrance), 3301713-1 (Mission Systems Davenport Inc.), P1782 (Mission Systems Davenport Inc.).

What NSN replaces 6645-00-456-0080?

There are 2 known substitutes for 6645-00-456-0080: 2520-00-560-1074, 3040-01-198-0650. Verify interchangeability with system specifications before substitution.

What are the specifications of 636EE100AA0008A?

Key specifications for 636EE100AA0008A: Terminal Quantity: 2; Terminal Type: PIGTAIL; Hermetic Protection: NOT PROVIDED; Mounting Configuration: THREE 0.15 IN. DIAL MTG HOLES EQUALLY SPACED ON 1.58 IN. RADIUS IN. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6645-00-456-0080 still in active supply?

NSN 6645-00-456-0080 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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