Model: 604-P21M

Pressure Switch

Properties:

Overall Length
6.230 inches
Overall Height
3.100 inches
Overall Width
4.750 inches
Body Length
3.600 inches
Unthreaded Mounting Hole Diameter
0.265 inches
Longest Horizontal Distance Between Mounting Centers
4.250 inches
Longest Vertical Distance Between Mounting Centers
3.100 inches
Pressure Switch Type
Gage
Operating Tempurature Rating
Between -34.0 degrees celsius and 71.0 degrees celsius
Mounting Method
Unthreaded hole
Thready Qty Per Inch (tpi)
18 single pressure connection
Contact Action Stimulus
Increase
Proof Pressure
7500.00 pounds per square inch
Thread Size
0.250 inches single pressure connection
Mounting Facility Pattern
Four position rectangular
Nonpile-up Contact Arrangement
2 pole, double throw, one position momentary
Terminal Type
Screw
Contact Load Current Rating
5.0 amperes resistive load first voltage and 5.0 amperes inductive load first voltage
Contact Load Current Rating
5.0 amperes resistive load second voltage and 3.0 amperes inductive load second voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+750.00/+3000.00 actuation point pounds per square inch
Contact Adjustment Type
Internal actuation point serrated nut
Contact Voltage Rating In Volts
250.0 ac at sea level first voltage
Contact Voltage Rating In Volts
28.0 dc at sea level second voltage
Pressure Connector Type
Plain, threaded internal single connection
Media For Which Designed
Gas
Thread Series Designator
Npt single pressure connection
NSN
5930-01-145-0086
Part Number
604-P21M
Description
Switch,pressure
CAGE
09049

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 604-P21M NSN 5930-01-145-0086

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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