Model: 251189

Pressure Switch

Special Features:

Dual capillary tubing connectors, 36.0 in. Lg with 0.25 in. Flare nut, sight set calibrated scale

Properties:

Overall Length
3.984 inches
Overall Height
5.328 inches
Overall Width
2.094 inches
Body Length
3.948 inches
Pressure Switch Type
Differential
Mounting Method
Bracket
Contact Action Stimulus
Increase
Proof Pressure
325.00 pounds per square inch gage
Terminal Type
Connector, receptacle
Contact Load Current Rating
16.0 amperes resistive load first voltage
Contact Load Current Rating
22.0 amperes resistive load second voltage
Contact Adjustability
Deactuation point adjustable and actuation point adjustable
Contact Adjustment Range
+8.00/+70.00 actuation point pounds per square inch and +8.00/+70.00 deactuation point pounds per square inch
Contact Adjustment Type
External actuation point cam and external deactuation point cam
Contact Voltage Rating In Volts
120.0 ac at sea level second voltage
Contact Voltage Rating In Volts
277.0 ac at sea level first voltage
Media For Which Designed
Liquid or solid
Style Designator
Rectangular
NSN
5930-00-896-4579
Part Number
251189
Description
Switch,pressure
CAGE
82577

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 251189 NSN 5930-00-896-4579

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.2000lbs
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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