PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125341Switch,flow

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-01-306-8801 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-306-8801 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-306-8801. Primary manufacturer part number: 125341.
Features
  • Switch,flow — FSC 5930
  • Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE
  • Nominal Thread Size: 0.500 INCHES SINGLE THREADED BUSHING IN
  • Mounting Method: LINE AND THREADED BUSHING
  • Contact Stimulus Rating: 2.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE
  • Media for Which Designed: LIQUID
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
  • Thread Series Designator: NPT SINGLE THREADED BUSHING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,flow, cataloged under National Stock Number 5930-01-306-8801, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-306-8801
Primary Part Number125341
Item NameSwitch,flow
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Nominal Thread Size0.500 INCHES SINGLE THREADED BUSHING IN
Mounting MethodLINE AND THREADED BUSHING
Contact Stimulus Rating2.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE
Media for Which DesignedLIQUID
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Thread Series DesignatorNPT SINGLE THREADED BUSHING
Operating Temp Rating-20.0 FAHRENHEIT MINIMUM AND 200.0 FAHRENHEIT MAXIMUM DEGF
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD SINGLE VOLTAGE
Contact Voltage Rating in Volts250.0 AC AT SEA LEVEL SINGLE VOLTAGE
Terminal TypeWIRE LEAD
Contact Action StimulusINCREASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3120-00-147-812873810 INTERCHANGEABLE
Bushing
Textron Lycoming Inc Williamsport Plant
5930-00-837-5780FS-200M-SB MONEL TRIM 22206 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-161-314768679 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-176-643161982 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-231-574775540 INTERCHANGEABLE
Switch Subassembly
Setra Systems, Inc. Dba Gems Sensors
5930-01-299-631431857 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-317-208549502 INTERCHANGEABLE
Switch Subassembly
Setra Systems, Inc. Dba Gems Sensors
3120-01-342-467173810 INTERCHANGEABLE
Bearing,sleeve
Triumph Engine Control Systems Llc
5930-01-351-4638140347 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
6680-01-425-1597160279 INTERCHANGEABLE
Switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
73810 Setra Systems, Inc. Dba Gems Sensors (USA)
125341 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
FS200M-SB1-1/4IPS-12 Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
3120-00-147-8128INTERCHANGEABLE
BUSHING
73810
5930-00-837-5780INTERCHANGEABLE
SWITCH,FLOW
FS-200M-SB MONEL TRIM 22206
5930-01-161-3147INTERCHANGEABLE
SWITCH,FLOW
68679
5930-01-176-6431INTERCHANGEABLE
SWITCH,FLOW
61982
5930-01-231-5747INTERCHANGEABLE
SWITCH SUBASSEMBLY
75540
5930-01-299-6314INTERCHANGEABLE
SWITCH,FLOW
31857
5930-01-317-2085INTERCHANGEABLE
SWITCH SUBASSEMBLY
49502
3120-01-342-4671INTERCHANGEABLE
BEARING,SLEEVE
73810
5930-01-351-4638INTERCHANGEABLE
SWITCH,FLOW
140347
6680-01-425-1597INTERCHANGEABLE
SWITCH,LIQUID LEVEL
160279
5330-01-532-9866INTERCHANGEABLE
GASKET
2177572/0
9150-01-735-7323INTERCHANGEABLE
LUBRICATING OIL,ENGINE
105433

Frequently Asked Questions

What is NSN 5930-01-306-8801?

NSN 5930-01-306-8801 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 5930-01-306-8801?

NSN 5930-01-306-8801 has 3 cross-referenced part numbers: 73810 (Setra Systems, Inc. Dba Gems Sensors), 125341 (Setra Systems, Inc. Dba Gems Sensors), FS200M-SB1-1/4IPS-12 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-01-306-8801?

There are 12 known substitutes for 5930-01-306-8801: 3120-00-147-8128, 5930-00-837-5780, 5930-01-161-3147 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 125341?

Key specifications for 125341: Overall Length: 3.875 INCHES NOMINAL IN; Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE; Nominal Thread Size: 0.500 INCHES SINGLE THREADED BUSHING IN; Mounting Method: LINE AND THREADED BUSHING. 13 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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