PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

531LTachometer,mechanical,fixed Moun

Stewart-Warner Corporation · NSN 6680-00-065-5474 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-065-5474 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-065-5474. Primary manufacturer part number: 531L.
Features
  • Tachometer,mechanical,fixed Moun — FSC 6680
  • 2 verified cross-references
  • Primary manufacturer: Stewart-Warner Corporation
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 6680-00-065-5474, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Stewart-Warner Corporation. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTachometer,mechanical,fixed Moun
FSC / FSG6680 — No Item Name Available (FSG 66)
ManufacturersStewart-Warner Corporation (CAGE 57733)
Technical Specifications
ParameterValue
NSN6680-00-065-5474
Primary Part Number531L
Item NameTachometer,mechanical,fixed Moun
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerStewart-Warner Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6135-00-947-7091 INTERCHANGEABLE
Battery,nonrechargeable
Cross-Reference Index
Part NumberManufacturer
567JM Stewart-Warner Corporation (USA)
531L PRIMARY Stewart-Warner Corporation (USA)
Related Parts
6135-00-947-7091INTERCHANGEABLE
BATTERY,NONRECHARGEABLE

Frequently Asked Questions

What is NSN 6680-00-065-5474?

NSN 6680-00-065-5474 is a Tachometer,mechanical,fixed Moun, manufactured by Stewart-Warner Corporation, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-065-5474?

NSN 6680-00-065-5474 has 2 cross-referenced part numbers: 567JM (Stewart-Warner Corporation), 531L (Stewart-Warner Corporation).

What NSN replaces 6680-00-065-5474?

There is 1 known substitute for 6680-00-065-5474: 6135-00-947-7091. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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