PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KY25Meter,electrical Frequency

Westinghouse Electric Corp Power Generation-Generator Div · NSN 6625-00-581-5986 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-581-5986 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-581-5986. Primary manufacturer part number: KY25.
Features
  • Meter,electrical Frequency — FSC 6625
  • Installation Design: PANEL
  • Meter Depth Behind Mounting Flange: 3.343 INCHES NOMINAL IN
  • Measurement Range: +55.0 TO 65.0 HERTZ SINGLE INDICATOR SINGLE RANGE
  • Style Designator: RECTANGULAR FLUSH MTG
  • Color: UNABLE TO DECODE
  • Meter Body Width Behind Mounting Flange: 5.468 INCHES NOMINAL IN
  • Scale Selection Method: TERMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,electrical Frequency, cataloged under National Stock Number 6625-00-581-5986, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Westinghouse Electric Corp Power Generation-Generator Div. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-581-5986
Primary Part NumberKY25
Item NameMeter,electrical Frequency
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerWestinghouse Electric Corp Power Generation-Generator Div
StatusACTIVE
Installation DesignPANEL
Meter Depth Behind Mounting Flange3.343 INCHES NOMINAL IN
Measurement Range+55.0 TO 65.0 HERTZ SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
ColorUNABLE TO DECODE
Meter Body Width Behind Mounting Flange5.468 INCHES NOMINAL IN
Scale Selection MethodTERMINAL
Meter Body Height Behind Mounting Flange5.468 INCHES NOMINAL IN
Distance Between Mounting Facility Centers3.500 INCHES NOMINAL IN
Mounting Arrangement StyleTWO HOLE/STUD
Movement TypeMOVING COIL, PERMANENT MAGNET
Circuit Attachment Method and Quantity2 BINDING POST
Mounting Hole Diameter0.190 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Meter Depth Behind Mounting Flange3.343 INCHES NOMINAL IN
Measurement Range+55.0 TO 65.0 HERTZ SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
ColorUNABLE TO DECODE
Meter Body Width Behind Mounting Flange5.468 INCHES NOMINAL IN
Scale Selection MethodTERMINAL
Meter Body Height Behind Mounting Flange5.468 INCHES NOMINAL IN
Distance Between Mounting Facility Centers3.500 INCHES NOMINAL IN
Mounting Arrangement StyleTWO HOLE/STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-431-9242 (1450)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeLN
Verified Substitutes 2
6625-00-431-92421450 SUCCESSOR
Meter,electrical Frequency
Jewell Instruments Llc
5315-01-069-4783 INTERCHANGEABLE
Key,woodruff
Cross-Reference Index
Part NumberManufacturer
KY25 Westinghouse Electric Corp Power Generation-Generator Div (USA)
1730774 Westinghouse Electric Corp Power Generation-Generator Div (USA)
Related Parts
SUCCESSOR 6625-00-431-9242 Meter,electrical Frequency · 1450
5315-01-069-4783INTERCHANGEABLE
KEY,WOODRUFF

Frequently Asked Questions

What is NSN 6625-00-581-5986?

NSN 6625-00-581-5986 is a Meter,electrical Frequency, manufactured by Westinghouse Electric Corp Power Generation-Generator Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-581-5986?

NSN 6625-00-581-5986 has 2 cross-referenced part numbers: KY25 (Westinghouse Electric Corp Power Generation-Generator Div), 1730774 (Westinghouse Electric Corp Power Generation-Generator Div).

What NSN replaces 6625-00-581-5986?

There are 2 known substitutes for 6625-00-581-5986: 6625-00-431-9242, 5315-01-069-4783. Verify interchangeability with system specifications before substitution.

What are the specifications of KY25?

Key specifications for KY25: Installation Design: PANEL; Meter Depth Behind Mounting Flange: 3.343 INCHES NOMINAL IN; Measurement Range: +55.0 TO 65.0 HERTZ SINGLE INDICATOR SINGLE RANGE; Style Designator: RECTANGULAR FLUSH MTG. 30 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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