PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2265500Counter,rotating

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 6680-00-843-4955 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-843-4955 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-843-4955. Primary manufacturer part number: 2265500.
Features
  • Counter,rotating — FSC 6680
  • Color: WHITE SECOND TEMP COEFFICIENT
  • Color: BLACK THIRD TEMP COEFFICIENT
  • Actuating Device Location: RIGHT SIDE SINGLE REGISTER SINGLE TIER
  • Mounting Type for Which Designed: UNABLE TO DECODE
  • Numeral Display Method: DRUM
  • Style Designator: UNENCLOSED SQUARE OR RECTANGULAR
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Counter,rotating, cataloged under National Stock Number 6680-00-843-4955, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-00-843-4955
Primary Part Number2265500
Item NameCounter,rotating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
ColorWHITE SECOND TEMP COEFFICIENT
ColorBLACK THIRD TEMP COEFFICIENT
Actuating Device LocationRIGHT SIDE SINGLE REGISTER SINGLE TIER
Mounting Type for Which DesignedUNABLE TO DECODE
Numeral Display MethodDRUM
Style DesignatorUNENCLOSED SQUARE OR RECTANGULAR
Mounting Facility Type and Quantity4 THREADED HOLE(S)
Shaft Revolutions Per CountUNABLE TO DECODE
Shaft Length0.310 INCHES NOMINAL IN
Register Quantity1
Shaft Diameter0.124 INCHES NOMINAL IN
Figure HeightUNABLE TO DECODE
Longest Vertical Distance Between Mounting Centers0.250 INCHES NOMINAL IN
Figure Quantity Per RegisterUNABLE TO DECODE
Longest Horizontal Distance Between Mounting Centers0.437 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR POSITION SQUARE/RECTANGLE
Maximum Count RateUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-535-46342060380 INTERCHANGEABLE
Transformer,pulse
L3harris Technologies, Inc.
4730-00-595-1078832986 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
Cross-Reference Index
Part NumberManufacturer
X1846 Bowmar Llc Dba Bowmar Instrument Corp (USA)
L534000026 Lockheed Martin Librascope Corporation (USA)
X-1846 Bowtech Electronics International (GBR)
2265500 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5950-00-535-4634INTERCHANGEABLE
TRANSFORMER,PULSE
2060380
4730-00-595-1078INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
832986

Frequently Asked Questions

What is NSN 6680-00-843-4955?

NSN 6680-00-843-4955 is a Counter,rotating, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-843-4955?

NSN 6680-00-843-4955 has 4 cross-referenced part numbers: X1846 (Bowmar Llc Dba Bowmar Instrument Corp), L534000026 (Lockheed Martin Librascope Corporation), X-1846 (Bowtech Electronics International), 2265500 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 6680-00-843-4955?

There are 2 known substitutes for 6680-00-843-4955: 5950-00-535-4634, 4730-00-595-1078. Verify interchangeability with system specifications before substitution.

What are the specifications of 2265500?

Key specifications for 2265500: Overall Height: 1.000 INCHES NOMINAL IN; Overall Length: 1.539 INCHES NOMINAL IN; Color: WHITE SECOND TEMP COEFFICIENT; Special Features: NONRESETTABLE. 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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