PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P27-M20Switch,pressure

United Electric Controls Co Div Precision Sensors Division · NSN 5930-01-021-1559 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-021-1559 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-021-1559. Primary manufacturer part number: P27-M20.
Features
  • Switch,pressure — FSC 5930
  • Contact Adjustability: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
  • Style Designator: CYLINDRICAL
  • Terminal Type: QUICK DISCONNECT, MALE
  • Thread Series Designator: NPTF SINGLE PRESSURE CONNECTION
  • Thread Length: 0.630 INCHES MAXIMUM SINGLE THREADED STUD IN
  • Operating Temp Rating: -65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
  • Nominal Thread Size: 0.375 INCHES ALL THREADED STUD IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-01-021-1559, 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 United Electric Controls Co Div Precision Sensors Division. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, 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
NSN5930-01-021-1559
Primary Part NumberP27-M20
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerUnited Electric Controls Co Div Precision Sensors Division
StatusACTIVE
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Style DesignatorCYLINDRICAL
Terminal TypeQUICK DISCONNECT, MALE
Thread Series DesignatorNPTF SINGLE PRESSURE CONNECTION
Thread Length0.630 INCHES MAXIMUM SINGLE THREADED STUD IN
Operating Temp Rating-65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
Nominal Thread Size0.375 INCHES ALL THREADED STUD IN
Pressure Connector TypeEXTERNAL SEAT-GASKET SEAL, THREADED EXTERNAL SINGLE CONNECTION
Mounting MethodTHREADED STUD(S)
Overall Diameter2.000 INCHES MAXIMUM IN
Sensing Element Burst Pressure300.00 POUNDS PER SQUARE INCH GAGE LBS
Width Across Flats0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
Contact Voltage Rating in Volts28.0 DC AT ALTITUDE SINGLE VOLTAGE
Media for Which DesignedLIQUID
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD AND 3.0 AMPERES INDUCTIVE LOAD AND 24.0 AMPERES LAMP LOAD AND 24.0 AMPERES MOTOR LOAD SINGLE VOLTAGE
Thread Series DesignatorNPTF ALL THREADED STUD
Contact Stimulus Rating9.00 ACTUATION POINT MINIMUM POUNDS PER SQUARE INCH GAGE AND 13.00 DEACTUATION POINT MAXIMUM POUNDS PER SQUARE INCH GAGE
Nominal Thread Size0.375 INCHES SINGLE PRESSURE CONNECTION IN
Proof Pressure120.00 POUNDS PER SQUARE INCH GAGE LBS
Thread Quantity Per Inch18 SINGLE PRESSURE CONNECTION
Pressure Switch TypeGAGE
Contact Action StimulusINCREASE
Thread Quantity Per Inch18 ALL THREADED STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-670-23409092548 INTERCHANGEABLE
Switch,pressure
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
SP-9B-11RP0 Nason Company, the Inc (USA)
5930010211559 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
P27-M20 PRIMARY United Electric Controls Co Div Precision Sensors Division (USA)
11668621 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
SM-9B-11R/P1131 PRIMARY Nason Company, the Inc (USA)
SP9B-11RP Nason Company, the Inc (USA)
Related Parts
5930-00-670-2340INTERCHANGEABLE
SWITCH,PRESSURE
9092548

Frequently Asked Questions

What is NSN 5930-01-021-1559?

NSN 5930-01-021-1559 is a Switch,pressure, manufactured by United Electric Controls Co Div Precision Sensors Division, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-021-1559?

NSN 5930-01-021-1559 has 6 cross-referenced part numbers: SP-9B-11RP0 (Nason Company, the Inc), 5930010211559 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), P27-M20 (United Electric Controls Co Div Precision Sensors Division), 11668621 (U S Army Tank Automotive Command Amsta-Im-Mm), SM-9B-11R/P1131 (Nason Company, the Inc) and 1 more.

What NSN replaces 5930-01-021-1559?

There is 1 known substitute for 5930-01-021-1559: 5930-00-670-2340. Verify interchangeability with system specifications before substitution.

What are the specifications of P27-M20?

Key specifications for P27-M20: Contact Adjustability: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE; Style Designator: CYLINDRICAL; Terminal Type: QUICK DISCONNECT, MALE; Thread Series Designator: NPTF SINGLE PRESSURE CONNECTION. 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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