PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82620 AND 82623-BIndicator,electrical Tachometer

Stewart-Warner Corporation · NSN 6680-00-338-4537 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-338-4537 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-338-4537. Primary manufacturer part number: 82620 AND 82623-B.
Features
  • Indicator,electrical Tachometer — FSC 6680
  • Electrical Connection Identifying Number: PART NO. 422629
  • Presentation Type: SYNCHRO MOTOR
  • Color: WHITE POINTER OVERALL
  • Accuracy Rating: 50.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
  • Color: WHITE BACKGROUND OVERALL
  • Depth: 3.828 INCHES NOMINAL IN
  • Contact Quantity: 3
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,electrical Tachometer, cataloged under National Stock Number 6680-00-338-4537, 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. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Cancelled.

Technical Specifications
ParameterValue
NSN6680-00-338-4537
Primary Part Number82620 AND 82623-B
Item NameIndicator,electrical Tachometer
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerStewart-Warner Corporation
StatusCANCELLED
Electrical Connection Identifying NumberPART NO. 422629
Presentation TypeSYNCHRO MOTOR
ColorWHITE POINTER OVERALL
Accuracy Rating50.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
ColorWHITE BACKGROUND OVERALL
Depth3.828 INCHES NOMINAL IN
Contact Quantity3
Pointer TypeCLOCK-HAND SINGLE POINTER
Mounting Stud Length0.750 INCHES NOMINAL IN
Scale Range-0.1 TO 3500.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE
Current TypeDC
Mounting Stud Diameter0.190 INCHES NOMINAL IN
Electrical Connection Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-144-8529104184-18 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
82620 AND 82623-B PRIMARY Stewart-Warner Corporation (USA)
82620AND82623 Stewart-Warner Corporation (USA)
106S Stewart-Warner Corporation (USA)
811531AND811532 Stewart-Warner Corporation (USA)
Related Parts
3110-00-144-8529INTERCHANGEABLE
BEARING,BALL,ANNULAR
104184-18

Frequently Asked Questions

What is NSN 6680-00-338-4537?

NSN 6680-00-338-4537 is a Indicator,electrical Tachometer, manufactured by Stewart-Warner Corporation, classified under FSC 6680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6680-00-338-4537?

NSN 6680-00-338-4537 has 4 cross-referenced part numbers: 82620 AND 82623-B (Stewart-Warner Corporation), 82620AND82623 (Stewart-Warner Corporation), 106S (Stewart-Warner Corporation), 811531AND811532 (Stewart-Warner Corporation).

What NSN replaces 6680-00-338-4537?

There is 1 known substitute for 6680-00-338-4537: 3110-00-144-8529. Verify interchangeability with system specifications before substitution.

What are the specifications of 82620 AND 82623-B?

Key specifications for 82620 AND 82623-B: Electrical Connection Identifying Number: PART NO. 422629; Presentation Type: SYNCHRO MOTOR; Color: WHITE POINTER OVERALL; Accuracy Rating: 50.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6680-00-338-4537 still in active supply?

NSN 6680-00-338-4537 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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