Model: 1242-1A

Thermostatic Switch

Special Features:

Weapon system essential

Properties:

Overall Length
0.420 inches
Body Diameter
1.700 inches
Body Length
0.420 inches
Overall Diameter
2.700 inches
End Application
B-52 stratofortress aircraft.
Tempurature Sensing Element Type
Internal sensor
Mounting Facility Circle Radius
1.080 inches
Operating Tempurature Rating
700.0 degrees fahrenheit
Mounting Method
Flange
Contact Action Stimulus
Increase
Mounting Facility Pattern
Four position circular
Nonpile-up Contact Arrangement
1 pole, single throw, both positions maintained
Criticality Code Justification
Feat
Terminal Type
Tab w/screw
Contact Load Current Rating
3.0 amperes resistive load single voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
120.00 actuation point degrees fahrenheit and 105.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
28.0 dc at sea level single voltage
Media For Which Designed
Liquid
Style Designator
Cylindrical w/flange
NSN
5930-00-822-4675
Part Number
1242-1A
Description
Switch,thermostatic
CAGE
97896

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 1242-1A NSN 5930-00-822-4675

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:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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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