PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64A92C805Tachometer,mechanical,fixed Moun

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 6680-00-973-9760 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-973-9760 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-973-9760. Primary manufacturer part number: 64A92C805.
Features
  • Tachometer,mechanical,fixed Moun — FSC 6680
  • Pointer Movement Direction: CLOCKWISE
  • Scale Measurement Unit: REVOLUTIONS PER MINUTE
  • Major Graduation Color: WHITE
  • Pointer Color: WHITE
  • Overall Diameter: 3.562 INCHES NOMINAL IN
  • Scale Smallest Increment: 1.0 REVOLUTIONS PER MINUTE
  • Minor Graduation Color: BLACK
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Tachometer,mechanical,fixed Moun, cataloged under National Stock Number 6680-00-973-9760, 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 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-00-973-9760
Primary Part Number64A92C805
Item NameTachometer,mechanical,fixed Moun
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Pointer Movement DirectionCLOCKWISE
Scale Measurement UnitREVOLUTIONS PER MINUTE
Major Graduation ColorWHITE
Pointer ColorWHITE
Overall Diameter3.562 INCHES NOMINAL IN
Scale Smallest Increment1.0 REVOLUTIONS PER MINUTE
Minor Graduation ColorBLACK
Pointer Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-233-0852 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
64A92C805 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
531M Stewart-Warner Corporation (USA)
64A92C805 Naval Sea Systems Command (USA)
64A92C805 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
5905-00-233-0852INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 6680-00-973-9760?

NSN 6680-00-973-9760 is a Tachometer,mechanical,fixed Moun, 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 6680-00-973-9760?

NSN 6680-00-973-9760 has 4 cross-referenced part numbers: 64A92C805 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 531M (Stewart-Warner Corporation), 64A92C805 (Naval Sea Systems Command), 64A92C805 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 6680-00-973-9760?

There is 1 known substitute for 6680-00-973-9760: 5905-00-233-0852. Verify interchangeability with system specifications before substitution.

What are the specifications of 64A92C805?

Key specifications for 64A92C805: Pointer Movement Direction: CLOCKWISE; Scale Measurement Unit: REVOLUTIONS PER MINUTE; Major Graduation Color: WHITE; Pointer Color: WHITE. 8 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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