Model: 40066-203

Temperature Regulating Valve

Special Features:

Valve fails open; shock & vibration qualified by extension

Properties:

Body Material
Bronze, mil-b-16541
Body Style
Straight thru
Stem Material
Steel, corrosion resisting, qq-s-763, class 302, 303, 304, 305, 310, or 316
First End Connection Type
Plain face flange
First End Style Designator
Plain
First End Flange Shape Style
Round w/ bolt holes
Second End Relationship With First End
Identical
Seat Material
Steel, corrosion resisting, qq-s-763, class 302, 303, 304, 305, 310, or 316
Face To Face Distance
8.500 inches
Flow Control Device
Stem and integral disk and disk, dual
Flow Control Device Material
Steel, corrosion resisting, qq-s-763, class 302, 303, 304, 305, 310, or 316
End Connection Quantity
2
Two-way Valve Action
Reverse acting
Capillary Tube Length
170.000 inches
Bulb Material
Copper
Tempurature Adjustability
Adjustable
Thermostatic Element
Liquid immersion type
End Application
New construction lhd8
Tempurature Rating
90.0 degrees fahrenheit
End Connection Specification/std
Mil-f-20042
Valve Size
2.500 inches
Part Name Assigned By Controlling Agency
2-1/2" trac style a failsafe double seat reverse acting thermostatic temperature regulator valve assembly
Specification Data
81349 - mil-v-19772 government specification
Nondefinitive Specification/std Data
Ii type and 2 class and 250 series
NSN
4820-01-546-3419
Part Number
40066-203
Description
Valve,regulating,temperature
CAGE
55378

A self-acting valve designed for controlling, by means of a thermostatic element, the flow of liquids or gases therethrough. The thermostatic element is located in liquid or gas whose temperature is controlled by the heat of the liquid or gas flowing through the valve. See also valve, relief, pressure and temperature.

Part 40066-203 NSN 4820-01-546-3419

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05492
FIIG:
A21100
Concept No.:
1
App. Key:
E
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:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481809015
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level

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