Model: S-433Y-3/4

Check Valve

Special Features:

Swing type

Properties:

Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
366.0 degrees fahrenheit 1st response
Maximum Operating Temp
406.0 degrees fahrenheit 2nd response
Connection Style
Socket (tube) all ends
Valve Operation Method
Automatic
Connection Type
Unthreaded internal tube all ends
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
150.0 pounds per square inch 1st response
Maximum Operating Pressure
300.0 pounds per square inch 2nd response
Outside Diameter Tube Accommodated
0.750 inches all ends
Material
Copper alloy 836 body
Material
Plastic polytetrafluoroethylene seat
Material Specification
Astm b-62 assn standard single material response body
Media For Which Designed
Steam 1st response
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Straight thru
Furnished Items And Quantity
2 nut
NSN
4820-01-357-8683
Part Number
S-433Y-3/4
Description
Valve,check
CAGE
12168

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part S-433Y-3/4 NSN 4820-01-357-8683

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
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: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over

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