Model: MX-257

Thermostatic Switch
Description:

0.820 inches overall length, 0.172 inches overall height, 0.610 inches body diameter, 0.147 inches unthreaded mounting hole diameter.

Properties:

Overall Length
0.820 inches
Overall Height
Between 0.172 inches and 0.202 inches
Body Diameter
Between 0.610 inches and 0.640 inches
Unthreaded Mounting Hole Diameter
0.147 inches
Distance Between Mounting Facility Centers
0.438 inches
Tempurature Sensing Element Type
Internal sensor
Operating Tempurature Rating
Between 55.0 degrees celsius and 125.0 degrees celsius
Mounting Method
Bracket and unthreaded hole
Contact Action Stimulus
Increase
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Terminal Type
Tab, solder lug
Contact Load Current Rating
2.0 amperes resistive load single voltage
Contact Adjustability
Actuation point not adjustable
Contact Stimulus Rating
35.00 actuation point degrees fahrenheit
Contact Voltage Rating In Volts
500.0 ac at sea level single voltage
Frequency In Hertz
60.0 single voltage
Media For Which Designed
Gas
Style Designator
Disc
NSN
5930-00-054-6757
Part Number
MX-257
Description
Switch,thermostatic
CAGE
93410

A switch that is actuated by changes in ambient temperature. Excludes circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

Part MX-257 NSN 5930-00-054-6757

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00451
FIIG:
A048B0
Concept No.:
1
App. Key:
F
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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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: 9032100000
  • SITC: 87461
  • End Use: Measuring, testing, control instruments
  • NAICS: 334512
  • USDA: 1

Freight Class: Thermostats

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