Model: M557T040B050J

Thermostatic Switch

Properties:

Overall Length
Between 1.076 inches and 1.108 inches
Overall Height
0.605 inches
Body Diameter
Between 0.558 inches and 0.571 inches
Body Height
Between 0.341 inches and 0.369 inches
Unthreaded Mounting Hole Diameter
Between 0.108 inches and 0.122 inches
Distance Between Mounting Facility Centers
Between 0.805 inches and 0.819 inches
Tempurature Sensing Element Type
Internal sensor
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
6.0 amperes resistive load first voltage
Contact Load Current Rating
6.0 amperes resistive load second voltage and 1.0 amperes inductive load second voltage and 1.0 amperes lamp load second voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
50.00 actuation point degrees fahrenheit and 40.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
115.0 ac at sea level first voltage
Contact Voltage Rating In Volts
28.0 dc at sea level second voltage
Media For Which Designed
Gas or liquid
Precious Material And Location
Contacts silver
Precious Material
Silver
Style Designator
Disc w/flange
NSN
5930-01-090-6715
Part Number
M557T040B050J
Description
Switch,thermostatic
CAGE

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 M557T040B050J NSN 5930-01-090-6715

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:
S
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: 9032100000
  • SITC: 87461
  • End Use: Measuring, testing, control instruments
  • NAICS: 334512
  • USDA: 1

Freight Class: Thermostats

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