PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14122Generator,tachometer

Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc. · NSN 6680-00-447-5086 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-447-5086 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-447-5086. Primary manufacturer part number: 14122.
Features
  • Generator,tachometer — FSC 6680
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Width: 1.875 INCHES IN
  • Shaft End Characteristic: UNABLE TO DECODE
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Height: 1.875 INCHES IN
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Features Provided: HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION
  • Terminal Type and Quantity: 1 RECEPTACLE
  • Length of Shaft From Housing: UNABLE TO DECODE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Generator,tachometer, cataloged under National Stock Number 6680-00-447-5086, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6680-00-447-5086
Primary Part Number14122
Item NameGenerator,tachometer
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerFrontgrade Technologies Inc. Dba Frontgrade Technologies Inc.
StatusCANCELLED
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width1.875 INCHES IN
Shaft End CharacteristicUNABLE TO DECODE
Nominal Center to Center Distance Between Mounting Facilities Parallel to Height1.875 INCHES IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Features ProvidedHORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION
Terminal Type and Quantity1 RECEPTACLE
Length of Shaft From HousingUNABLE TO DECODE
Calibration Voltage Output Type in Volts23.0 AC AND 25.0 AC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3110-00-100-362152400 INTERCHANGEABLE
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The Timken Corporation
5935-00-321-48891412-2 INTERCHANGEABLE
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Itt Cannon Llc
2520-00-392-5023 INTERCHANGEABLE
Fork
5136-00-580-7364310316 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
5340-00-803-6713475156A1 INTERCHANGEABLE
Clamp,loop
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4520-01-597-357414122 INTERCHANGEABLE
Heating Element,electrical,immer
Sure Marine Service Inc.
4820-01-632-850814122 INTERCHANGEABLE
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Marine Electronics, Llc Sales
Cross-Reference Index
Part NumberManufacturer
B280TT12302 Elbitamerica, Inc. (USA)
14122 Aeroflex Laboratories Inc Rotating Components Div (USA)
14122 PRIMARY Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc. (USA)
B2807-112-302 Elbitamerica, Inc. (USA)
B2807112302 Elbitamerica, Inc. (USA)
Related Parts
3110-00-100-3621INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
52400
5935-00-321-4889INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1412-2
2520-00-392-5023INTERCHANGEABLE
FORK
5136-00-580-7364INTERCHANGEABLE
TAP,THREAD CUTTING
310316
5340-00-803-6713INTERCHANGEABLE
CLAMP,LOOP
475156A1
4520-01-597-3574INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,IMMER
14122
4820-01-632-8508INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
14122

Frequently Asked Questions

What is NSN 6680-00-447-5086?

NSN 6680-00-447-5086 is a Generator,tachometer, manufactured by Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc., classified under FSC 6680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6680-00-447-5086?

NSN 6680-00-447-5086 has 5 cross-referenced part numbers: B280TT12302 (Elbitamerica, Inc.), 14122 (Aeroflex Laboratories Inc Rotating Components Div), 14122 (Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.), B2807-112-302 (Elbitamerica, Inc.), B2807112302 (Elbitamerica, Inc.).

What NSN replaces 6680-00-447-5086?

There are 7 known substitutes for 6680-00-447-5086: 3110-00-100-3621, 5935-00-321-4889, 2520-00-392-5023 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14122?

Key specifications for 14122: Nominal Center to Center Distance Between Mounting Facilities Parallel to Width: 1.875 INCHES IN; Overall Width: 2.500 INCHES IN; Shaft End Characteristic: UNABLE TO DECODE; Nominal Center to Center Distance Between Mounting Facilities Parallel to Height: 1.875 INCHES IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6680-00-447-5086 still in active supply?

NSN 6680-00-447-5086 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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