Model: 271-1397P1ISSUE1

Pressure Switch

Properties:

Thread Class
3a single pressure connection
Overall Length
4.125 inches
Outside Diameter
0.250 inches single connection
Overall Width
3.625 inches
Body Diameter
3.000 inches
Body Length
2.438 inches
Unthreaded Mounting Hole Diameter
0.203 inches
Distance Between Mounting Facility Centers
3.000 inches
Longest Vertical Distance Between Mounting Centers
3.000 inches
Pressure Switch Type
Gage
Mounting Method
Bracket and unthreaded hole
Thready Qty Per Inch (tpi)
18 single pressure connection
Contact Action Stimulus
Decrease
Thread Size
0.250 inches single pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 two circuit, both positions maintained
Terminal Type
Connector, receptacle
Contact Load Current Rating
0.5 amperes resistive load single voltage
Contact Adjustability
Deactuation point adjustable and actuation point adjustable
Contact Adjustment Range
+0.20/+15.00 actuation point pounds per square inch and +0.20/+14.30 deactuation point pounds per square inch
Contact Adjustment Type
External deactuation point screw and external actuation point screw
Contact Stimulus Rating
0.37 differential point pounds per square inch
Contact Voltage Rating In Volts
28.0 dc at sea level single voltage
Pressure Connector Type
Plain, threaded external single connection
Media For Which Designed
Gas or liquid
Style Designator
Cylindrical w/mounting lugs
Thread Series Designator
Npt single pressure connection
NSN
5930-00-687-2122
Part Number
271-1397P1ISSUE1
Description
Switch,pressure
CAGE
3B150

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 271-1397P1ISSUE1 NSN 5930-00-687-2122

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:
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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