Model: 645DB

Pressure Switch

Properties:

Overall Length
4.750 inches
Overall Height
3.900 inches
Overall Width
2.370 inches
Body Length
3.008 inches
Unthreaded Mounting Hole Diameter
Between 0.219 inches and 0.233 inches
Longest Horizontal Distance Between Mounting Centers
2.120 inches
Longest Vertical Distance Between Mounting Centers
2.120 inches
Pressure Switch Type
Absolute
Operating Tempurature Rating
Between -30.0 degrees fahrenheit and 160.0 degrees fahrenheit
Mounting Method
Unthreaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Increase
Mounting Facility Pattern
Four position rectangular
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Wire lead
Contact Load Current Rating
15.0 amperes resistive load first voltage
Contact Load Current Rating
200.0 milliamperes resistive load third voltage
Contact Load Current Rating
400.0 milliamperes resistive load second voltage
Contact Voltage Rating In Volts
125.0 dc at sea level second voltage
Contact Voltage Rating In Volts
250.0 dc at sea level third voltage
Contact Voltage Rating In Volts
480.0 ac at sea level first voltage
Frequency In Hertz
400.0 first voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
NSN
5930-01-007-6486
Part Number
645DB
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 645DB NSN 5930-01-007-6486

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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