PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PM21667Operator,switch

Mason Electric Co. Dba Mason Controls · NSN 1680-00-920-7799 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-920-7799 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-920-7799. Primary manufacturer part number: PM21667.
Features
  • Operator,switch — FSC 1680
  • 3 verified cross-references
  • Primary manufacturer: Mason Electric Co. Dba Mason Controls
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Operator,switch, cataloged under National Stock Number 1680-00-920-7799, 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 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameOperator,switch
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersMason Electric Co. Dba Mason Controls (CAGE 81579); Amphenol Corp Div Amphenol Aerospace Operations (CAGE 77820)
Technical Specifications
ParameterValue
NSN1680-00-920-7799
Primary Part NumberPM21667
Item NameOperator,switch
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerMason Electric Co. Dba Mason Controls
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1680-00-010-959621667 INTERCHANGEABLE
Telescopic Assy,cle
Triumph Controls, Llc Dba Triumph Controls, Llc
3020-00-163-040299121667 INTERCHANGEABLE
Gear,spur
Alfa Laval Inc
1650-00-450-830322242 INTERCHANGEABLE
Filter Element,fluid
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
2915-00-891-165421667 INTERCHANGEABLE
Seat and Guide Assembly
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5315-01-320-536621667 INTERCHANGEABLE
Pin,straight,headless
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-01-527-836321667 INTERCHANGEABLE
Pump,reciprocating
Gaylord Marine Services, Inc.
6505-01-592-0032NDC00003-3622-12 INTERCHANGEABLE
Atazanavir Sulfate Capsules
Bristol-Myers Squibb Pharma Company
Cross-Reference Index
Part NumberManufacturer
PM21667 PRIMARY Mason Electric Co. Dba Mason Controls (USA)
21667 Mason Electric Co. Dba Mason Controls (USA)
21667 Amphenol Corp Div Amphenol Aerospace Operations (USA)
Related Parts
1680-00-010-9596INTERCHANGEABLE
TELESCOPIC ASSY,CLE
21667
3020-00-163-0402INTERCHANGEABLE
GEAR,SPUR
99121667
1650-00-450-8303INTERCHANGEABLE
FILTER ELEMENT,FLUID
22242
2915-00-891-1654INTERCHANGEABLE
SEAT AND GUIDE ASSEMBLY
21667
5315-01-320-5366INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
21667
4320-01-527-8363INTERCHANGEABLE
PUMP,RECIPROCATING
21667
6505-01-592-0032INTERCHANGEABLE
ATAZANAVIR SULFATE CAPSULES
NDC00003-3622-12

Frequently Asked Questions

What is NSN 1680-00-920-7799?

NSN 1680-00-920-7799 is a Operator,switch, 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 1680-00-920-7799?

NSN 1680-00-920-7799 has 3 cross-referenced part numbers: PM21667 (Mason Electric Co. Dba Mason Controls), 21667 (Mason Electric Co. Dba Mason Controls), 21667 (Amphenol Corp Div Amphenol Aerospace Operations).

What NSN replaces 1680-00-920-7799?

There are 7 known substitutes for 1680-00-920-7799: 1680-00-010-9596, 3020-00-163-0402, 1650-00-450-8303 and 4 more. Verify interchangeability with system specifications before substitution.

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