Johnson Controls Pressure Switch NSN:5930-00-080-4104 NSN:5930-00-253-9327 P/N:P70MA-1

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Pressure Switch

NSN: 5930-00-080-4104  NSN:5930-00-253-9327  P/N:P70MA-1  Model: 271BP12AN  
ITAR Registered seal

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 brainwash switch, pressure-thermostatic; and switch, sensitive.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Inside Diameter
0.250 inches all connections
Overall Length
5.656 inches
Overall Height
5.000 inches
Overall Width
2.031 inches
Body Height
3.250 inches
Unthreaded Mounting Hole Diameter
0.203 inches
Distance Between Mounting Facility Centers
4.980 inches
Pressure Switch Type
Mounting Method
Unthreaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Proof Pressure
325.00 pounds per square inch gage
Thread Size
0.250 inches all pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Terminal Type
Contact Load Current Rating
10.0 amperes restive load first voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+9.80/+85.00 actuation point pounds per square inch gage
Contact Adjustment Type
External actuation point tongue with scale
Contact Voltage Rating In Volts
240.0 ac at sea level first voltage
Pressure Connector Type
Swivel nut, flare, threaded internal all connections
Special Features
High pressure lockout w/internal reset lever (adjustable 100 to 425 psig)
Media For Which Designed
Gas or liquid
Style Designator
Thread Series Designator
Ptf-sae short all pressure connection

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