Technical Specifications of NSN
Thread Class:
3b single pressure connection
Inside Diameter:
0.438 inches single connection
Hazardous Locations/environmental Protection:
Dustproof and watertight
Overall Length:
5.188 inches
Overall Height:
5.156 inches
Overall Width:
2.813 inches
Body Length:
4.750 inches
Body Height:
3.000 inches
Unthreaded Mounting Hole Diameter:
0.250 inches
Longest Horizontal Distance Between Mounting Centers:
2.406 inches
Intermediate Horizontal Distance Between Mounting Centers:
0.750 inches
Longest Vertical Distance Between Mounting Centers:
3.281 inches
Pressure Switch Type:
Gage
Mounting Method:
Bracket and unthreaded hole
Features Provided:
Electrical access port
Thready Qty Per Inch (tpi):
20 single pressure connection
Contact Action Stimulus:
Increase
Thread Size:
0.4375 inches single pressure connection
Mounting Facility Pattern:
Obtuse triangle
Nonpile-up Contact Arrangement:
1 pole, single throw, normally open, momentary action
Sensing Element Burst Pressure:
200.00 pounds per square inch gage
Contact Load Current Rating:
16.0 amperes resistive load first voltage
Contact Load Current Rating:
2.0 amperes resistive load fourth voltage
Contact Load Current Rating:
3.4 amperes resistive load second voltage
Contact Load Current Rating:
9.6 amperes resistive load third voltage
Contact Adjustability:
Deactuation point adjustable and actuation point adjustable
Contact Adjustment Range:
+10.00 to 180.00 actuation point pounds per square inch gage and +10.00/+180.00 deactuation point pounds per square inch gage
Contact Adjustment Type:
External deactuation point screw and external actuation point screw
Contact Voltage Rating In Volts:
115.0 ac at sea level first voltage
Contact Voltage Rating In Volts:
115.0 dc at sea level third voltage
Contact Voltage Rating In Volts:
550.0 ac at sea level second voltage
Contact Voltage Rating In Volts:
550.0 dc at sea level fourth voltage
Pressure Connector Type:
Plain, threaded internal single connection
Media For Which Designed:
Gas or liquid
Precious Material And Location:
Contacts silver
Precious Material:
Silver
Style Designator:
Rectangular
Thread Series Designator:
Unf single pressure connection
Item Name:
Main Disconnect Switch
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
