Model: 721898-3

Pressure Switch

Properties:

Thread Class
3a single pressure connection
Thread Length
0.500 inches single pressure connection
Overall Length
4.310 inches
Outside Diameter
0.500 inches single connection
Overall Width
3.620 inches
Body Diameter
3.000 inches
Body Length
2.560 inches
Unthreaded Mounting Hole Diameter
0.200 inches
Distance Between Mounting Facility Centers
3.000 inches
Pressure Switch Type
Gage
Mounting Method
Unthreaded hole
Thready Qty Per Inch (tpi)
14 single pressure connection
Contact Action Stimulus
Increase
Proof Pressure
120.00 pounds per square inch
Thread Size
0.500 inches single pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
2 pole, double throw, both positions maintained
Terminal Type
Wire lead
Contact Load Current Rating
10.0 amperes resistive load single voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
20.00 actuation point pounds per square inch and 8.00 deactuation point pounds per square inch and 12.00 differential point pounds per square inch
Contact Voltage Rating In Volts
250.0 ac at sea level single voltage
Pressure Connector Type
Plain, threaded external single connection
Frequency In Hertz
60.0 single voltage
Media For Which Designed
Gas or liquid
Style Designator
Cylindrical w/mounting lugs
Thread Series Designator
Npt single pressure connection
NSN
5930-00-796-9826
Part Number
721898-3
Description
Switch,pressure
CAGE
05869

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

Part 721898-3 NSN 5930-00-796-9826

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00206
FIIG:
A048B0
Concept No.:
1
App. Key:
D
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8536509065
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, for a voltage not exceeding 1000 volts, nesoi

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