#421-20 Main Disconnect Switch | Switches

421-20

Pressure Switch

NSN 5930-00-296-6184

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002966184

Detail Specifications

Inside Diameter:
0.125 inches single connection
Overall Length:
3.750 inches
Overall Width:
4.063 inches
Body Diameter:
3.000 inches
Body Length:
2.219 inches
Unthreaded Mounting Hole Diameter:
Between 0.195 inches and 0.200 inches
Distance Between Mounting Facility Centers:
3.000 inches
Longest Horizontal Distance Between Mounting Centers:
3.000 inches
Pressure Switch Type:
Gage
Operating Tempurature Rating:
Between -65.0 degrees fahrenheit and 160.0 degrees fahrenheit
Mounting Method:
Bracket and unthreaded hole
Features Provided:
Electrical box connector
Thready Qty Per Inch (tpi):
27 single pressure connection
Contact Action Stimulus:
Decrease
Thread Size:
0.125 inches single pressure connection
Mounting Facility Pattern:
Two position in-line
Nonpile-up Contact Arrangement:
1 pole, double throw, one position momentary
Terminal Type:
Connector, receptacle
Contact Load Current Rating:
500.0 milliamperes resistive load single voltage
Contact Adjustability:
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating:
18.50 actuation point pounds per square inch and 17.00 deactuation point pounds per square inch and 1.50 differential point pounds per square inch
Contact Voltage Rating In Volts:
30.0 dc at sea level single voltage
Pressure Connector Type:
Gasket seal, threaded internal single connection
Media For Which Designed:
Gas or liquid
Style Designator:
Cylindrical w/mounting lugs
Thread Series Designator:
Npt single pressure connection
NSN:
5930-00-296-6184
Item Name:
Main Disconnect Switch
Cage Code:
98505

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
410-15BL-201
Cage Code:
89326
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Brake Light Switches
------------ P/N 421-20

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Last Updated: 02/25/2025