Model: P20AA-64

Pressure Switch

Special Features:

Weapon essential system

Properties:

Thread Class
2b all threaded hole
Inside Diameter
0.250 inches single connection
Hazardous Locations/environmental Protection
Fungus proof
Overall Length
2.376 inches
Overall Height
2.641 inches
Overall Width
0.938 inches
Body Length
2.188 inches
Body Height
2.641 inches
Distance Between Mounting Facility Centers
0.688 inches
End Application
Helicopter, mh-53e, seasprite h-2, ah-1w, hh-60h & ah-60f; aircraft, e-2c, s-3b, & f-14 tomcat
Pressure Switch Type
Differential
Mounting Method
Base and threaded hole
Features Provided
Capillary tube end seal connection
Thready Qty Per Inch (tpi)
18 single pressure connection
Thready Qty Per Inch (tpi)
32 all threaded hole
Contact Action Stimulus
Decrease
Thread Size
0.164 inches all threaded hole
Thread Size
0.250 inches single pressure connection
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Criticality Code Justification
Feat
Terminal Type
Screw
Contact Load Current Rating
16.0 amperes resistive load second voltage
Contact Load Current Rating
8.0 amperes resistive load first voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
35.00 actuation point pounds per square inch gage and 65.00 deactuation point pounds per square inch gage and 30.00 differential point pounds per square inch gage
Contact Voltage Rating In Volts
120.0 ac at sea level second voltage
Contact Voltage Rating In Volts
240.0 ac at sea level first voltage
Pressure Connector Type
Swivel nut, compression, threaded internal single connection
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Npt single pressure connection
Thread Series Designator
Unc all threaded hole
NSN
5930-00-121-2271
Part Number
P20AA-64
Description
Switch,pressure
CAGE
92578

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 P20AA-64 NSN 5930-00-121-2271

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:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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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