Model: 250F56-1

Flow Switch

Special Features:

90.0 psig system pressure; 125.0 psig proof pressure; pressure drop not to exceed 6 psi at flow rate of 1.0 gpm

Properties:

Overall Length
3.250 inches
Overall Width
2.620 inches
Mounting Method
Input port
Features Provided
Hermetically sealed case
Thready Qty Per Inch (tpi)
14 second pressure connection
Thready Qty Per Inch (tpi)
14 first pressure connection
Contact Action Stimulus
Increase
Thread Size
0.500 inches first pressure connection
Thread Size
0.500 inches second pressure connection
Nonpile-up Contact Arrangement
1 pole, double throw, both positions maintained
Terminal Type
Wire loop
Contact Load Current Rating
7.0 amperes resistive load first voltage
Contact Load Current Rating
7.0 amperes resistive load second voltage
Contact Adjustability
Actuation point not adjustable and deactuation point not adjustable
Contact Stimulus Rating
0.91 actuation point gallons per minute and 0.75 deactuation point gallons per minute
Contact Voltage Rating In Volts
125.0 ac at sea level first voltage
Contact Voltage Rating In Volts
250.0 ac at sea level second voltage
Media For Which Designed
Liquid
Thread Series Designator
Npt first pressure connection
Thread Series Designator
Npt second pressure connection
NSN
5930-00-133-8707
Part Number
250F56-1
Description
Switch,flow
CAGE
09049

A switch which is specifically designed to operate by the influence of a gaseous, liquid, or solid media velocity on its actuator.

Part 250F56-1 NSN 5930-00-133-8707

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
36841
FIIG:
A048B0
Concept No.:
1
App. Key:
A
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:
1.1000lbs
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: 9026107000
  • SITC: 87431
  • End Use: Measuring, testing, control instruments
  • NAICS: 334513
  • USDA: 1

Freight Class: Instruments and apparatus for measuring or checking the flow or level of liquids, nesoi

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