PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A30640Switch,flow

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-01-129-2068 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-129-2068 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-129-2068. Primary manufacturer part number: A30640.
Features
  • Switch,flow — FSC 5930
  • Contact Action Stimulus: INCREASE
  • Operating Temp Rating: -30.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF
  • Terminal Type: WIRE LEAD
  • Media for Which Designed: LIQUID
  • Contact Load Current Rating: 8.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
  • Contact Load Current Rating: 17.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
  • Style Designator: CYLINDRICAL
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,flow, cataloged under National Stock Number 5930-01-129-2068, 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 14 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-129-2068
Primary Part NumberA30640
Item NameSwitch,flow
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Contact Action StimulusINCREASE
Operating Temp Rating-30.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF
Terminal TypeWIRE LEAD
Media for Which DesignedLIQUID
Contact Load Current Rating8.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
Contact Load Current Rating17.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Style DesignatorCYLINDRICAL
Contact Voltage Rating in Volts120.0 AC AT SEA LEVEL FIRST VOLTAGE
Contact Stimulus Rating5.00 ACTUATION POINT NOMINAL GALLONS PER MINUTE
Mounting MethodINPUT PORT
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Contact Voltage Rating in Volts240.0 AC AT SEA LEVEL SECOND VOLTAGE
Overall Diameter1.315 INCHES NOMINAL IN
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
8115-00-079-882524X12.5X10SWDOM275 INTERCHANGEABLE
Box,shipping
Ponderosa Packaging Corp.
3455-00-236-237719647 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
2805-00-354-0904 INTERCHANGEABLE
Tappee,valve
3120-00-901-321730640 INTERCHANGEABLE
Roller,linear-Rotary Motion
Saginaw Products Corporation Dba Cignys
1005-01-688-199330640 INTERCHANGEABLE
Guide,bore Rod
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
A30640 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
30640 Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
8115-00-079-8825INTERCHANGEABLE
BOX,SHIPPING
24X12.5X10SWDOM275
3455-00-236-2377INTERCHANGEABLE
REAMER,MACHINE
19647
2805-00-354-0904INTERCHANGEABLE
TAPPEE,VALVE
3120-00-901-3217INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
30640
1005-01-688-1993INTERCHANGEABLE
GUIDE,BORE ROD
30640

Frequently Asked Questions

What is NSN 5930-01-129-2068?

NSN 5930-01-129-2068 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 5930-01-129-2068?

NSN 5930-01-129-2068 has 2 cross-referenced part numbers: A30640 (Setra Systems, Inc. Dba Gems Sensors), 30640 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-01-129-2068?

There are 5 known substitutes for 5930-01-129-2068: 8115-00-079-8825, 3455-00-236-2377, 2805-00-354-0904 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A30640?

Key specifications for A30640: Contact Action Stimulus: INCREASE; Operating Temp Rating: -30.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF; Terminal Type: WIRE LEAD; Media for Which Designed: LIQUID. 16 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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