Model: X9991-590

Thermostatic Switch

Properties:

Thread Class
2b all threaded hole
Overall Length
1.656 inches
Overall Height
2.578 inches
Overall Width
2.359 inches
Body Height
2.422 inches
Distance Between Mounting Facility Centers
1.750 inches
Capillary Tube Length
24.0 inches
Bulb Length
12.250 inches
Bulb Diameter
0.188 inches
Tempurature Sensing Element Type
Capillary tube-bulb
Mounting Method
Bracket and threaded hole
Features Provided
Capillary tube end seal connection
Thready Qty Per Inch (tpi)
32 all threaded hole
Contact Action Stimulus
Increase
Thread Size
0.138 inches all threaded hole
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
181.0 milliamperes resistive load single voltage
Contact Adjustability
Actuation point adjustable and deactuation point adjustable
Contact Adjustment Range
+0.00/+700.00 actuation point degrees fahrenheit and +0.00/+700.00 deactuation point degrees fahrenheit
Contact Adjustment Type
External actuation point shaft with scale and external deactuation point shaft with scale
Contact Voltage Rating In Volts
277.0 ac at sea level single voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Unc all threaded hole
NSN
5930-01-157-2732
Part Number
X9991-590
Description
Switch,thermostatic
CAGE
77857

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 X9991-590 NSN 5930-01-157-2732

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
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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