PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

138125Switch,flow

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-01-329-1735 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-329-1735 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-329-1735. Primary manufacturer part number: 138125.
Features
  • Switch,flow — FSC 5930
  • Contact Stimulus Rating: 15.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE
  • Contact Voltage Rating in Volts: 120.0 DC AT SEA LEVEL FIFTH VOLTAGE
  • Contact Action Stimulus: DECREASE
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Contact Voltage Rating in Volts: 240.0 DC AT SEA LEVEL SIXTH VOLTAGE
  • Thread Series Designator: NPT SINGLE THREADED BUSHING
  • Media for Which Designed: LIQUID
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,flow, cataloged under National Stock Number 5930-01-329-1735, 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 21 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-329-1735
Primary Part Number138125
Item NameSwitch,flow
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Contact Stimulus Rating15.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE
Contact Voltage Rating in Volts120.0 DC AT SEA LEVEL FIFTH VOLTAGE
Contact Action StimulusDECREASE
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Contact Voltage Rating in Volts240.0 DC AT SEA LEVEL SIXTH VOLTAGE
Thread Series DesignatorNPT SINGLE THREADED BUSHING
Media for Which DesignedLIQUID
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL SECOND VOLTAGE
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD FOURTH VOLTAGE
Contact Load Current Rating60.0 MILLIAMPERES RESISTIVE LOAD SIXTH VOLTAGE
Contact Voltage Rating in Volts240.0 AC AT SEA LEVEL THIRD VOLTAGE
Contact Load Current Rating400.0 MILLIAMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact Voltage Rating in Volts30.0 DC AT SEA LEVEL FOURTH VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Mounting MethodLINE AND THREADED BUSHING
Nominal Thread Size0.250 INCHES SINGLE THREADED BUSHING IN
Contact Load Current Rating170.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE
Terminal TypeWIRE LEAD
Contact Load Current Rating130.0 MILLIAMPERES RESISTIVE LOAD FIFTH VOLTAGE
Contact Load Current Rating80.0 MILLIAMPERES RESISTIVE LOAD THIRD VOLTAGE
Contact Voltage Rating in Volts30.0 AC AT SEA LEVEL FIRST VOLTAGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4730-00-268-8972U635 INTERCHANGEABLE
Strainer,sediment
Triumph Thermal Systems, Llc
6685-00-408-2722138125 INTERCHANGEABLE
Thermometer,indicating,capillary
Ametek, Inc. Div Aerospace & Defense
5930-00-463-497427109 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-473-7743183649 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5930-01-719-8430BA-200-UE-LW-0.75-V-07.50-A-S INTERCHANGEABLE
Switch,proximity
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
FS-200 Setra Systems, Inc. Dba Gems Sensors (USA)
FS200M-SB CLOSE 15GP Setra Systems, Inc. Dba Gems Sensors (USA)
138125 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
4730-00-268-8972INTERCHANGEABLE
STRAINER,SEDIMENT
U635
6685-00-408-2722INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
138125
5930-00-463-4974INTERCHANGEABLE
SWITCH,FLOW
27109
5930-01-473-7743INTERCHANGEABLE
SWITCH,FLOW
183649
5930-01-719-8430INTERCHANGEABLE
SWITCH,PROXIMITY
BA-200-UE-LW-0.75-V-07.50-A-S

Frequently Asked Questions

What is NSN 5930-01-329-1735?

NSN 5930-01-329-1735 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 5930-01-329-1735?

NSN 5930-01-329-1735 has 3 cross-referenced part numbers: FS-200 (Setra Systems, Inc. Dba Gems Sensors), FS200M-SB CLOSE 15GP (Setra Systems, Inc. Dba Gems Sensors), 138125 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-01-329-1735?

There are 5 known substitutes for 5930-01-329-1735: 4730-00-268-8972, 6685-00-408-2722, 5930-00-463-4974 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 138125?

Key specifications for 138125: Contact Stimulus Rating: 15.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE; Contact Voltage Rating in Volts: 120.0 DC AT SEA LEVEL FIFTH VOLTAGE; Contact Action Stimulus: DECREASE; Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY. 22 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