PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PM21341Button,selector Swi

Mason Electric Co. Dba Mason Controls · NSN 1680-00-943-8016 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-943-8016 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-943-8016. Primary manufacturer part number: PM21341.
Features
  • Button,selector Swi — FSC 1680
  • 4 verified cross-references
  • Primary manufacturer: Mason Electric Co. Dba Mason Controls
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Button,selector Swi, cataloged under National Stock Number 1680-00-943-8016, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mason Electric Co. Dba Mason Controls. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameButton,selector Swi
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersMason Electric Co. Dba Mason Controls (CAGE 81579); Unison Industries Llc (CAGE 59501); Amphenol Corp Div Amphenol Aerospace Operations (CAGE 77820)
Technical Specifications
ParameterValue
NSN1680-00-943-8016
Primary Part NumberPM21341
Item NameButton,selector Swi
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerMason Electric Co. Dba Mason Controls
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5940-00-204-61368908469 INTERCHANGEABLE
Terminal Board
Us Army Aviation and Missile Command
3455-00-236-363320079 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6640-00-336-86479025 INTERCHANGEABLE
Tip,pipet
Medical Laboratory Automation Inc
5935-01-095-931921341 INTERCHANGEABLE
Connector
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5340-01-259-2560213-126 INTERCHANGEABLE
Clevis,rod End
Cnh Industrial America Llc Dba Cnh America
3040-01-416-165821341-1001-1 INTERCHANGEABLE
Guide,piston Rod
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-426-7800 INTERCHANGEABLE
Guide,valve Stem
3040-01-429-038821341-1003-1 INTERCHANGEABLE
Shaft,shouldered
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
5330-01-500-649621341 INTERCHANGEABLE
Ring,base
Cadillac Gage Textron Inc.
4720-01-692-761921341 INTERCHANGEABLE
Hose,preformed
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
PM21341 PRIMARY Mason Electric Co. Dba Mason Controls (USA)
21341 Unison Industries Llc (USA)
21341 Amphenol Corp Div Amphenol Aerospace Operations (USA)
PM21341 Unison Industries Llc (USA)
Related Parts
5940-00-204-6136INTERCHANGEABLE
TERMINAL BOARD
8908469
3455-00-236-3633INTERCHANGEABLE
REAMER,MACHINE
20079
6640-00-336-8647INTERCHANGEABLE
TIP,PIPET
9025
5935-01-095-9319INTERCHANGEABLE
CONNECTOR
21341
5340-01-259-2560INTERCHANGEABLE
CLEVIS,ROD END
213-126
3040-01-416-1658INTERCHANGEABLE
GUIDE,PISTON ROD
21341-1001-1
4820-01-426-7800INTERCHANGEABLE
GUIDE,VALVE STEM
3040-01-429-0388INTERCHANGEABLE
SHAFT,SHOULDERED
21341-1003-1
5330-01-500-6496INTERCHANGEABLE
RING,BASE
21341
4720-01-692-7619INTERCHANGEABLE
HOSE,PREFORMED
21341

Frequently Asked Questions

What is NSN 1680-00-943-8016?

NSN 1680-00-943-8016 is a Button,selector Swi, manufactured by Mason Electric Co. Dba Mason Controls, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-943-8016?

NSN 1680-00-943-8016 has 4 cross-referenced part numbers: PM21341 (Mason Electric Co. Dba Mason Controls), 21341 (Unison Industries Llc), 21341 (Amphenol Corp Div Amphenol Aerospace Operations), PM21341 (Unison Industries Llc).

What NSN replaces 1680-00-943-8016?

There are 10 known substitutes for 1680-00-943-8016: 5940-00-204-6136, 3455-00-236-3633, 6640-00-336-8647 and 7 more. Verify interchangeability with system specifications before substitution.

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