Model: 2121-32A

Pressure Switch

Properties:

Thread Class
2b single pressure connection
Hazardous Locations/environmental Protection
Watertight
Overall Length
4.190 inches
Overall Height
4.130 inches
Body Diameter
3.500 inches
Mounting Slot Width
0.280 inches
Pressure Switch Type
Differential
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 165.0 degrees fahrenheit
Mounting Method
Bracket and slot
Features Provided
Electrical access port and tamper proof cap
Thready Qty Per Inch (tpi)
18 single pressure connection
Contact Action Stimulus
Increase
Proof Pressure
180.00 pounds per square inch
Thread Size
0.250 inches single pressure connection
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Wire lead
Contact Load Current Rating
3.0 amperes resistive load first voltage
Contact Load Current Rating
10.0 amperes resistive load second voltage
Contact Load Current Rating
500.0 milliamperes resistive load third voltage
Contact Adjustability
Deactuation point adjustable and actuation point adjustable
Contact Adjustment Range
+7.50/+160.00 actuation point pounds per square inch and +7.50/+160.00 deactuation point pounds per square inch
Contact Adjustment Type
External deactuation point dial and external actuation point dial
Contact Stimulus Rating
3.50 differential point pounds per square inch
Contact Voltage Rating In Volts
24.0 dc at sea level third voltage
Contact Voltage Rating In Volts
250.0 ac 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
Media For Which Designed
Liquid
Style Designator
Cylindrical w/bracket
Thread Series Designator
Npt single pressure connection
NSN
5930-00-539-4457
Part Number
2121-32A
Description
Switch,pressure
CAGE
89326

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 2121-32A NSN 5930-00-539-4457

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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