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Pressure Switch

NSN: 5930-01-102-4079 | Model: M9395/27-DKA

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.

NSN Properties and Flags
NATO Stock Number
Thread Class
3a single pressure connection
Thread Length
0.550 inches single pressure connection
Hazardous Locations/environmental Protection
Overall Length
Between 2.425 inches and 2.950 inches
Body Length
Between 1.875 inches and 2.400 inches
Overall Diameter
1.150 inches
End Application
5840-01-046-7622 radar group, tra
Pressure Switch Type
Width Across Flats
Between 0.684 inches and 1.000 inches
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 275.0 degrees fahrenheit
Mounting Method
Outlet connection
Features Provided
Electrical access port
Contact Action Stimulus
Proof Pressure
120.00 pounds per square inch
Thread Size
0.438 inches single pressure connection
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Sensing Element Burst Pressure
800.00 pounds per square inch
Terminal Type
Connector, receptacle
Contact Load Current Rating
3.0 amperes resistive load single voltage and 1.0 amperes inductive load single voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
20.50 actuation point pounds per square inch and 23.50 deactuation point pounds per square inch and 3.00 differential point pounds per square inch
Contact Voltage Rating In Volts
28.0 dc at sea level single voltage
Pressure Connector Type
Flared, threaded external single connection
Media For Which Designed
Gas or liquid
Style Designator
Test Data Document
81349-mil-s-9395 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unf single pressure connection
Specification Data
81349-mil-s-9395/27 government specification

Parts List for Radar Set  

Other components in the assembly of NSN 5840-01-046-7622

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NSN 5930-01-102-4079 Datasheet

Supply Class (FSC):
Cross Reference:
  • M9395/27-DKA
  • MIL-S-9395/27
Cage Codes:
  • Military Specifications (CAGE 81349)
Schedule B & Trade:
  • Schedule B: 8536509065 (NAICS 335931)

    Switches, for a voltage not exceeding 1000 volts, nesoi

  • SITC: 77255

    Switches for electrical apparatus, n.E.S., for voltages not exceeding 1, 000 volts

  • End Use: 20005

    Electric apparatus


P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    061300 - Circuit breaker/switch noi

  • WCC:

    658 - Electrical appliances, small

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    P - 77.5

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $2,178.54 to $3,630.89..
Does NSN 5930-01-102-4079 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, and France
What is the NIIN of NSN 5930-01-102-4079?
011024079 or 01-102-4079
Does NSN 5930-01-102-4079 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5930-01-102-4079?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Oct 19, 1980