Model: J21K9545-50PSI

Pressure Switch

Properties:

Thread Class
2b all pressure connection
Overall Length
7.624 inches
Overall Height
2.656 inches
Body Length
3.000 inches
Longest Horizontal Distance Between Mounting Centers
4.219 inches
Longest Vertical Distance Between Mounting Centers
1.875 inches
Pressure Switch Type
Differential
Mounting Method
Bracket
Thready Qty Per Inch (tpi)
20 all pressure connection
Contact Action Stimulus
Increase
Thread Size
0.250 inches single pressure connection
Mounting Facility Pattern
Two position diagonal
Nonpile-up Contact Arrangement
1 pole, double throw, both positions maintained
Terminal Type
Connector, plug
Contact Load Current Rating
15.0 amperes resistive load first voltage
Contact Load Current Rating
15.0 amperes resistive load second voltage
Contact Adjustability
Deactuation point not adjustable and actuation point adjustable
Contact Adjustment Range
+0.00/+90.00 actuation point pounds per square inch
Contact Adjustment Type
External actuation point screw
Contact Stimulus Rating
0.87 deactuation point pounds per square inch and 3.00 differential point pounds per square inch
Contact Voltage Rating In Volts
125.0 ac at sea level second voltage
Contact Voltage Rating In Volts
250.0 ac at sea level first voltage
Pressure Connector Type
Plain, threaded internal all connections
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Npt all pressure connection
NSN
5930-00-236-2220
Part Number
J21K9545-50PSI
Description
Switch,pressure
CAGE
88234

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 J21K9545-50PSI NSN 5930-00-236-2220

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
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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