Model: 42D298

Pressure Switch

Special Features:

Essential to weapon systems performance

Properties:

Thread Class
3b all pressure connection
Inside Diameter
0.438 inches all connections
Overall Length
3.600 inches
Overall Height
3.600 inches
Body Diameter
2.400 inches
Unthreaded Mounting Hole Diameter
0.210 inches
Distance Between Mounting Facility Centers
3.000 inches
Pressure Switch Type
Differential
Operating Tempurature Rating
Between -67.0 degrees fahrenheit and 160.0 degrees fahrenheit
Mounting Method
Flange and unthreaded hole
Contact Action Stimulus
Increase
Proof Pressure
180.00 pounds per square inch
Thread Size
0.438 inches all pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Criticality Code Justification
Feat
Sensing Element Burst Pressure
240.00 pounds per square inch
Terminal Type
Connector, receptacle
Contact Load Current Rating
5.0 amperes resistive load single voltage and 3.0 amperes inductive load single voltage
Contact Adjustability
Actuation point not adjustable
Contact Stimulus Rating
15.00 actuation point pounds per square inch and 25.00 actuation point pounds per square inch
Contact Voltage Rating In Volts
28.0 dc at sea level single voltage
Pressure Connector Type
Gasket seal, threaded internal all connections
Media For Which Designed
Gas or liquid
Style Designator
Cylindrical w/flange
Thread Series Designator
Unjf all pressure connection
NSN
5930-01-007-0545
Part Number
42D298
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 42D298 NSN 5930-01-007-0545

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:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.1000lbs
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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