PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M9395/10-DR1FASwitch,pressure

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-00-621-9953 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-621-9953 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-621-9953. Primary manufacturer part number: M9395/10-DR1FA.
Features
  • Switch,pressure — FSC 5930
  • Unthreaded Mounting Hole Diameter: 0.219 INCHES NOMINAL IN
  • Contact Adjustability: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
  • Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL SINGLE VOLTAGE
  • Style Designator: CYLINDRICAL W/MOUNTING LUGS
  • Mounting Facility Pattern: TWO POSITION IN-LINE
  • Body Length: 1.162 INCHES MAXIMUM IN
  • Specification/standard Data: 81349-MIL-S-9395/10 GOVERNMENT SPECIFICATION
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-00-621-9953, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-621-9953
Primary Part NumberM9395/10-DR1FA
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Unthreaded Mounting Hole Diameter0.219 INCHES NOMINAL IN
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL SINGLE VOLTAGE
Style DesignatorCYLINDRICAL W/MOUNTING LUGS
Mounting Facility PatternTWO POSITION IN-LINE
Body Length1.162 INCHES MAXIMUM IN
Specification/standard Data81349-MIL-S-9395/10 GOVERNMENT SPECIFICATION
Sensing Element Burst Pressure1200.00 POUNDS PER SQUARE INCH LBS
Contact Stimulus Rating150.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 50.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH
Test Data Document81349-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", "NOMINAL", ETC.).
Pressure Connector TypeGROOVED, UNTHREADED EXTERNAL SINGLE CONNECTION
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Terminal TypeCONNECTOR, RECEPTACLE
Operating Temp Rating-53.9 CELSIUS MINIMUM AND 176.6 CELSIUS MAXIMUM DEGC
Mounting MethodUNTHREADED HOLE(S)
Contact Action StimulusINCREASE
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AND 10.0 AMPERES INDUCTIVE LOAD AND 5.0 AMPERES LAMP LOAD SINGLE VOLTAGE
Distance Between Mounting Facility Centers1.521 INCHES MINIMUM AND 1.541 INCHES MAXIMUM IN
Body Diameter0.994 INCHES MINIMUM AND 0.996 INCHES MAXIMUM IN
Outside Diameter0.431 INCHES MINIMUM AND 0.433 INCHES MAXIMUM SINGLE CONNECTION IN
Pressure Switch TypeGAGE
Media for Which DesignedLIQUID
Proof Pressure800.00 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-173-9890 INTERCHANGEABLE
Switch,pressure
Cross-Reference Index
Part NumberManufacturer
M9395/10-DR1FA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-9395/10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M9395/10-02 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-9395/10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5930-00-173-9890INTERCHANGEABLE
SWITCH,PRESSURE

Frequently Asked Questions

What is NSN 5930-00-621-9953?

NSN 5930-00-621-9953 is a Switch,pressure, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-621-9953?

NSN 5930-00-621-9953 has 4 cross-referenced part numbers: M9395/10-DR1FA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-9395/10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M9395/10-02 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-9395/10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5930-00-621-9953?

There is 1 known substitute for 5930-00-621-9953: 5930-00-173-9890. Verify interchangeability with system specifications before substitution.

What are the specifications of M9395/10-DR1FA?

Key specifications for M9395/10-DR1FA: Unthreaded Mounting Hole Diameter: 0.219 INCHES NOMINAL IN; Contact Adjustability: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE; Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL SINGLE VOLTAGE; Style Designator: CYLINDRICAL W/MOUNTING LUGS. 25 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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