Model: 42G56

Pressure Switch

Properties:

Thread Class
3b single pressure connection
Overall Length
3.250 inches
Overall Width
Between 3.430 inches and 3.600 inches
Body Diameter
2.400 inches
Unthreaded Mounting Hole Diameter
Between 0.221 inches and 0.281 inches
Distance Between Mounting Facility Centers
3.000 inches
Pressure Switch Type
Gage
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 225.0 degrees fahrenheit
Mounting Method
Bracket and unthreaded hole
Features Provided
Hermetically sealed case and electrical access port
Thready Qty Per Inch (tpi)
20 single pressure connection
Contact Action Stimulus
Increase
Proof Pressure
250.00 pounds per square inch
Thread Size
0.4375 inches single pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Connector, receptacle
Contact Load Current Rating
4.0 amperes resistive load single voltage
Contact Adjustability
Deactuation point adjustable, preset and actuation point adjustable, preset
Contact Adjustment Range
+5.00/+7.00 actuation point inches of mercury and +5.00/+7.00 deactuation point inches of mercury
Contact Adjustment Type
External deactuation point screw and external actuation point screw
Contact Stimulus Rating
6.00 actuation point inches of mercury and 3.00 deactuation point inches of mercury
Contact Voltage Rating In Volts
30.0 dc at sea level single voltage
Pressure Connector Type
Plain, threaded internal single connection
Media For Which Designed
Liquid
Style Designator
Cylindrical w/mounting lugs
Thread Series Designator
Unf single pressure connection
NSN
5930-00-755-3087
Part Number
42G56
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 42G56 NSN 5930-00-755-3087

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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
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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