Model: 646GZE3

Pressure Switch

Properties:

Hazardous Locations/environmental Protection
Explosion proof
Overall Height
8.000 inches
Overall Width
3.300 inches
Unthreaded Mounting Hole Diameter
0.266 inches
Distance Between Mounting Facility Centers
4.250 inches
End Application
An/wrr-3b
Pressure Switch Type
Gage
Mounting Method
Bracket and unthreaded hole
Features Provided
Hermetically sealed case
Thready Qty Per Inch (tpi)
18 single pressure connection
Contact Action Stimulus
Increase
Proof Pressure
4500.00 pounds per square inch
Thread Size
0.250 inches single pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Wire lead
Contact Load Current Rating
15.0 amperes resistive load first voltage and 15.0 amperes inductive load first voltage
Contact Adjustability
Deactuation point adjustable and actuation point adjustable
Contact Adjustment Range
+30.00/+375.00 actuation point pounds per square inch and +10.00/+355.00 deactuation point pounds per square inch
Contact Adjustment Type
Internal deactuation point screw and internal actuation point screw
Contact Voltage Rating In Volts
125.0 dc at sea level second voltage
Contact Voltage Rating In Volts
480.0 ac at sea level first voltage
Pressure Connector Type
Plain, threaded internal single connection
Frequency In Hertz
50.0 first voltage and 60.0 first voltage
Media For Which Designed
Gas or liquid
Thread Series Designator
Npt single pressure connection
NSN
5930-01-145-4194
Part Number
646GZE3
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 646GZE3 NSN 5930-01-145-4194

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:
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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