Model: 250F51-3

Pressure Switch

Properties:

Overall Length
3.546 inches
Overall Height
2.370 inches
Overall Width
2.685 inches
Body Length
2.239 inches
Pressure Switch Type
Differential
Operating Tempurature Rating
Between -4.00 degrees fahrenheit and 180.0 degrees fahrenheit
Mounting Method
Inlet connection and outlet connection
Features Provided
Hermetically sealed case
Thready Qty Per Inch (tpi)
14 second pressure connection
Thready Qty Per Inch (tpi)
18 first pressure connection
Contact Action Stimulus
Increase
Thread Size
0.500 inches second pressure connection
Thread Size
0.562 inches first pressure connection
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Terminal Type
Wire hook
Contact Load Current Rating
400.0 milliamperes inductive load single voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
1.00 actuation point gallons per minute
Contact Voltage Rating In Volts
115.0 dc at sea level single voltage
Pressure Connector Type
Flared, threaded external all connections
Media For Which Designed
Liquid
Style Designator
Cylindrical
Thread Series Designator
Npt second pressure connection
Thread Series Designator
Unf first pressure connection
NSN
5930-00-891-8674
Part Number
250F51-3
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 250F51-3 NSN 5930-00-891-8674

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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