PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43421Switch,flow

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-01-117-2653 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-117-2653 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-117-2653. Primary manufacturer part number: 43421.
Features
  • Switch,flow — FSC 5930
  • Mounting Facility Pattern: FOUR POSITION CIRCULAR
  • Mounting Method: UNTHREADED HOLE(S)
  • Mounting Facility Circle Radius: 4.750 INCHES NOMINAL IN
  • Overall Diameter: 6.000 INCHES NOMINAL IN
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Unthreaded Mounting Hole Diameter: 0.500 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,flow, cataloged under National Stock Number 5930-01-117-2653, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-117-2653
Primary Part Number43421
Item NameSwitch,flow
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Mounting Facility PatternFOUR POSITION CIRCULAR
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Circle Radius4.750 INCHES NOMINAL IN
Overall Diameter6.000 INCHES NOMINAL IN
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Unthreaded Mounting Hole Diameter0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5965-00-116-8982 INTERCHANGEABLE
Microphone,dynamic
5330-00-285-944104244A INTERCHANGEABLE
Seal,plain Encased
Cnh Industrial America Llc Dba Cnh America
5945-00-781-4296LS4342-1 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
2815-00-920-2111150200 INTERCHANGEABLE
Ring,piston
Cummins Inc.
5950-00-921-4068993478-01 INTERCHANGEABLE
Transformer,power
Ge Aviation Systems Llc
5935-00-924-9637 INTERCHANGEABLE
Connector,receptacle,electrical
3455-01-046-1474B94.19 TABLE 51 13/32 INTERCHANGEABLE
Cutter,milling,end
American National Standards Institute Incorporated Dba American National Standards Institute
5360-01-373-331843421 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
7050-01-506-43774342-1 INTERCHANGEABLE
Converter,digital to Digital
Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc
4820-01-531-388243421 INTERCHANGEABLE
Parts Kit,butterfly Valve
Meggitt North Hollywood Inc
Cross-Reference Index
Part NumberManufacturer
LS-43421 Setra Systems, Inc. Dba Gems Sensors (USA)
43421 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
5965-00-116-8982INTERCHANGEABLE
MICROPHONE,DYNAMIC
5330-00-285-9441INTERCHANGEABLE
SEAL,PLAIN ENCASED
04244A
5945-00-781-4296INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
LS4342-1
2815-00-920-2111INTERCHANGEABLE
RING,PISTON
150200
5950-00-921-4068INTERCHANGEABLE
TRANSFORMER,POWER
993478-01
5935-00-924-9637INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3455-01-046-1474INTERCHANGEABLE
CUTTER,MILLING,END
B94.19 TABLE 51 13/32
5360-01-373-3318INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
43421
7050-01-506-4377INTERCHANGEABLE
CONVERTER,DIGITAL TO DIGITAL
4342-1
4820-01-531-3882INTERCHANGEABLE
PARTS KIT,BUTTERFLY VALVE
43421

Frequently Asked Questions

What is NSN 5930-01-117-2653?

NSN 5930-01-117-2653 is a Switch,flow, 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 5930-01-117-2653?

NSN 5930-01-117-2653 has 2 cross-referenced part numbers: LS-43421 (Setra Systems, Inc. Dba Gems Sensors), 43421 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-01-117-2653?

There are 10 known substitutes for 5930-01-117-2653: 5965-00-116-8982, 5330-00-285-9441, 5945-00-781-4296 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43421?

Key specifications for 43421: Mounting Facility Pattern: FOUR POSITION CIRCULAR; Mounting Method: UNTHREADED HOLE(S); Mounting Facility Circle Radius: 4.750 INCHES NOMINAL IN; Overall Diameter: 6.000 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

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