PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23405Switch,flow

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-00-073-3631 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-073-3631 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-073-3631. Primary manufacturer part number: 23405.
Features
  • Switch,flow — FSC 5930
  • Contact Action Stimulus: DECREASE
  • Media for Which Designed: LIQUID
  • Contact Voltage Rating in Volts: 32.0 DC AT SEA LEVEL SECOND VOLTAGE
  • Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE
  • Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
  • Contact Voltage Rating in Volts: 6.0 DC AT SEA LEVEL FIRST VOLTAGE
  • Contact Stimulus Rating: 4.50 ACTUATION POINT NOMINAL GALLONS PER MINUTE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,flow, cataloged under National Stock Number 5930-00-073-3631, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-073-3631
Primary Part Number23405
Item NameSwitch,flow
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Contact Action StimulusDECREASE
Media for Which DesignedLIQUID
Contact Voltage Rating in Volts32.0 DC AT SEA LEVEL SECOND VOLTAGE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Contact Voltage Rating in Volts6.0 DC AT SEA LEVEL FIRST VOLTAGE
Contact Stimulus Rating4.50 ACTUATION POINT NOMINAL GALLONS PER MINUTE
Contact Load Current Rating0.5 AMPERES RESISTIVE LOAD AND 0.5 AMPERES INDUCTIVE LOAD FIRST VOLTAGE
Contact Load Current Rating0.5 AMPERES RESISTIVE LOAD AND 0.5 AMPERES INDUCTIVE LOAD SECOND VOLTAGE
Nominal Thread Size0.750 INCHES ALL THREADED HOLE IN
Terminal TypeWIRE LEAD
Mounting MethodTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-00-126-459023-405 INTERCHANGEABLE
Hose Assembly,nonmetallic
Erickson Corp
4140-00-489-867623405 INTERCHANGEABLE
Fan,circulating
Emcore Corporation Div Concord Division
4820-00-710-8116N23405 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
1650-01-182-9906323912 INTERCHANGEABLE
Filter Assembly,hydraulic Reserv
Donaldson Company, Inc.
5940-01-223-248729711 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
4140-01-257-1089 INTERCHANGEABLE
Impeller,fan,centrifugal
5985-01-276-27032898679-11 INTERCHANGEABLE
Coupler,directional
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6520-01-594-196552667 INTERCHANGEABLE
Ringless System,dental Casting
Bego Usa Inc
Cross-Reference Index
Part NumberManufacturer
23405 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
4720-00-126-4590INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
23-405
4140-00-489-8676INTERCHANGEABLE
FAN,CIRCULATING
23405
4820-00-710-8116INTERCHANGEABLE
DISK,VALVE
N23405
1650-01-182-9906INTERCHANGEABLE
FILTER ASSEMBLY,HYDRAULIC RESERV
323912
5940-01-223-2487INTERCHANGEABLE
TERMINAL,LUG
29711
4140-01-257-1089INTERCHANGEABLE
IMPELLER,FAN,CENTRIFUGAL
5985-01-276-2703INTERCHANGEABLE
COUPLER,DIRECTIONAL
2898679-11
6520-01-594-1965INTERCHANGEABLE
RINGLESS SYSTEM,DENTAL CASTING
52667

Frequently Asked Questions

What is NSN 5930-00-073-3631?

NSN 5930-00-073-3631 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 5930-00-073-3631?

NSN 5930-00-073-3631 has 1 cross-referenced part number: 23405 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-00-073-3631?

There are 8 known substitutes for 5930-00-073-3631: 4720-00-126-4590, 4140-00-489-8676, 4820-00-710-8116 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23405?

Key specifications for 23405: Contact Action Stimulus: DECREASE; Media for Which Designed: LIQUID; Contact Voltage Rating in Volts: 32.0 DC AT SEA LEVEL SECOND VOLTAGE; Contact Adjustability: ACTUATION POINT NOT ADJUSTABLE. 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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