Model: PT20-4401

Pressure Switch

Properties:

Thread Class
3b single pressure connection
Inside Diameter
0.250 inches single connection
Overall Length
3.938 inches
Overall Height
5.391 inches
Overall Width
2.031 inches
Body Length
3.219 inches
Pressure Switch Type
Gage
Mounting Method
Bracket
Thready Qty Per Inch (tpi)
20 single pressure connection
Contact Action Stimulus
Increase
Thread Size
0.250 inches single pressure connection
Nonpile-up Contact Arrangement
1 pole, single throw, both positions maintained
Terminal Type
Tab w/screw
Contact Load Current Rating
13.9 amperes resistive load second voltage
Contact Load Current Rating
6.9 amperes resistive load first voltage
Contact Adjustability
Deactuation point adjustable, preset and actuation point adjustable, preset
Contact Adjustment Range
+20.00/+50.00 actuation point pounds per square inch and +10.00/+70.00 deactuation point pounds per square inch
Contact Adjustment Type
External deactuation point screw and external actuation point screw
Contact Stimulus Rating
35.00 actuation point pounds per square inch and 10.00 differential point pounds per square inch
Contact Voltage Rating In Volts
115.0 dc at sea level second voltage
Contact Voltage Rating In Volts
230.0 ac at sea level first voltage
Pressure Connector Type
Inverted flare, threaded internal single connection
Frequency In Hertz
60.0 single voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Unc single pressure connection
NSN
5930-00-617-2087
Part Number
PT20-4401
Description
Switch,pressure
CAGE
73475

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 PT20-4401 NSN 5930-00-617-2087

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:
8.0 X 5.0 X 3.0
Paclk Weight:
2.5000lbs
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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