Model: 1640-1

Pressure Switch

Properties:

Pressure Switch Type
Differential
Operating Tempurature Rating
Between -30.0 degrees fahrenheit and 150.0 degrees fahrenheit
Mounting Method
Bracket and unthreaded hole
Proof Pressure
25.00 pounds per square inch gage
Nonpile-up Contact Arrangement
1 pole, double throw, both positions maintained
Terminal Type
Screw
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+0.20/+1.00 actuation point inches of water
Media For Which Designed
Gas or gas, liquefied
NSN
5930-01-499-6872
Part Number
1640-1
Description
Switch,pressure
CAGE
85274

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 1640-1 NSN 5930-01-499-6872

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:
A
ESD:
A
MMAC:
CRITL:
X

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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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