PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21346Switch,liquid Level

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-00-139-5400 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-139-5400 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-139-5400. Primary manufacturer part number: 21346.
Features
  • Switch,liquid Level — FSC 5930
  • Float Quantity: 1
  • Actuation Method: BUOYANCY
  • Specific Equipment Accommodated: ENGINE ROOM CONSOLE
  • 2 verified cross-references
  • Primary manufacturer: Setra Systems, Inc. Dba Gems Sensors
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,liquid Level, cataloged under National Stock Number 5930-00-139-5400, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-139-5400
Primary Part Number21346
Item NameSwitch,liquid Level
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Float Quantity1
Actuation MethodBUOYANCY
Specific Equipment AccommodatedENGINE ROOM CONSOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
1680-00-368-498321346 INTERCHANGEABLE
Seat,aircraft
B E Aerospace Inc Services Div
5930-00-854-260021346 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
5306-00-913-8631519577 INTERCHANGEABLE
Bolt,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5945-01-018-802421346 INTERCHANGEABLE
Contact Set,relay
Noske-Kaeser Germany Gmbh
5950-01-019-3802989111-41B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5945-01-061-5195 INTERCHANGEABLE
Relay,electromagnetic
5945-01-061-5196 INTERCHANGEABLE
Relay,electromagnetic
5940-01-327-7262 INTERCHANGEABLE
Splice,conductor
3040-01-417-671521346-1002-1 INTERCHANGEABLE
Actuator,mechanical,nonaircraft
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
3040-01-418-206821220-1006-1 INTERCHANGEABLE
Shaft,shouldered
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
168A2434AXP04NC General Electric Company Dba Ge (USA)
21346 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
1680-00-368-4983INTERCHANGEABLE
SEAT,AIRCRAFT
21346
5930-00-854-2600INTERCHANGEABLE
SWITCH,THERMOSTATIC
21346
5306-00-913-8631INTERCHANGEABLE
BOLT,MACHINE
519577
5945-01-018-8024INTERCHANGEABLE
CONTACT SET,RELAY
21346
5950-01-019-3802INTERCHANGEABLE
COIL,RADIO FREQUENCY
989111-41B
5945-01-061-5195INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-01-061-5196INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5940-01-327-7262INTERCHANGEABLE
SPLICE,CONDUCTOR
3040-01-417-6715INTERCHANGEABLE
ACTUATOR,MECHANICAL,NONAIRCRAFT
21346-1002-1
3040-01-418-2068INTERCHANGEABLE
SHAFT,SHOULDERED
21220-1006-1
3040-01-441-9082INTERCHANGEABLE
SHAFT,SHOULDERED
21346-1003-1

Frequently Asked Questions

What is NSN 5930-00-139-5400?

NSN 5930-00-139-5400 is a Switch,liquid Level, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-139-5400?

NSN 5930-00-139-5400 has 2 cross-referenced part numbers: 168A2434AXP04NC (General Electric Company Dba Ge), 21346 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-00-139-5400?

There are 11 known substitutes for 5930-00-139-5400: 1680-00-368-4983, 5930-00-854-2600, 5306-00-913-8631 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21346?

Key specifications for 21346: Float Quantity: 1; Actuation Method: BUOYANCY; Specific Equipment Accommodated: ENGINE ROOM CONSOLE. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com