Model: J21K-357-9504

Pressure Switch

Properties:

Inside Diameter
0.250 inches all connections
Hazardous Locations/environmental Protection
Corrosion resistant and dustproof and vibration resistant and watertight
Overall Length
6.876 inches
Overall Height
2.688 inches
Overall Width
4.750 inches
Body Length
3.000 inches
Unthreaded Mounting Hole Diameter
0.250 inches
Longest Horizontal Distance Between Mounting Centers
4.500 inches
Longest Vertical Distance Between Mounting Centers
1.875 inches
Pressure Switch Type
Differential
Mounting Method
Bracket and unthreaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Increase
Proof Pressure
70.00 pounds per square inch
Thread Size
0.250 inches all pressure connection
Mounting Facility Pattern
Two position diagonal
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Tab w/screw
Contact Load Current Rating
15.0 amperes resistive load single voltage
Contact Adjustability
Actuation point adjustable and deactuation point adjustable
Contact Adjustment Range
+0.00/+70.00 actuation point pounds per square inch and +0.00/+70.00 deactuation point pounds per square inch
Contact Adjustment Type
Internal actuation point hex nut and internal deactuation point hex nut
Contact Voltage Rating In Volts
480.0 ac at sea level single voltage
Pressure Connector Type
Swivel nut, compression, threaded internal all connections
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Npt all pressure connection
NSN
5930-01-298-2203
Part Number
J21K-357-9504
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 J21K-357-9504 NSN 5930-01-298-2203

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:
A
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
9.0 X 7.0 X 4.0
Paclk Weight:
2.0000lbs
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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