#21-517 Vacuum Switch | Switches

21-517

Pressure Switch

NSN 5930-00-704-9786

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
007049786

Detail Specifications

Thread Class:
2a all pressure connection
Thread Length:
0.310 inches all pressure connection and 0.380 inches all pressure connection
Overall Length:
Between 1.970 inches and 2.030 inches
Outside Diameter:
0.112 inches all connections
Body Length:
Between 1.660 inches and 1.790 inches
Overall Diameter:
Between 1.296 inches and 1.328 inches
Distance Between Mounting Facility Centers:
Between 0.678 inches and 0.698 inches
Pressure Switch Type:
Differential
Operating Tempurature Rating:
Between -65.0 degrees fahrenheit and 250.0 degrees fahrenheit
Mounting Method:
Threaded stud
Thready Qty Per Inch (tpi):
40 all pressure connection
Contact Action Stimulus:
Increase
Proof Pressure:
80.00 pounds per square inch gage
Thread Size:
0.112 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:
Wire loop
Contact Load Current Rating:
1.0 amperes inductive load single voltage
Contact Adjustability:
Actuation point not adjustable and deactuation point not adjustable
Contact Stimulus Rating:
5.50 actuation point pounds per square inch and 1.50 deactuation point pounds per square inch
Contact Voltage Rating In Volts:
28.0 dc at sea level single voltage
Pressure Connector Type:
Flared, threaded external all connections
Media For Which Designed:
Gas
Style Designator:
Cylindrical
Thread Series Designator:
Unc all pressure connection
NSN:
5930-00-704-9786
Item Name:
Switch,vacuum
Cage Code:
99167

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
506201-02-3
Cage Code:
1CFF7
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
9F
Part Number:
92D3
Cage Code:
09049
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
C2021-1
Cage Code:
08664
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
506201-02-3
Cage Code:
08664
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Pressure Switches
------------ P/N 21-517

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Last Updated: 04/01/2025