Model: 52-33-2

Lift-check Valve

Special Features:

0.250 in. Stroke for reverse flow right hand body

Properties:

Thread Class
3b 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
Gasket seal (boss) 1st end
Connection Type
Threaded internal tube 2nd end
Connection Type
Threaded internal tube 1st end
Mounting Facility
Threaded fastener
Mounting Position
Horizontal
Thready Qty Per Inch (tpi)
18 1st end
Maximum Operating Pressure
1500.0 pounds per square inch single response
Thread Size
0.562 inches 1st end
Seat Angle
45.0 degrees 1st end
Outside Diameter Tube Accommodated
0.375 inches 1st end
Material
Aluminum alloy body
Material
Steel flow control device
Material
Steel seat
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response
Surface Treatment
Anodize
Style Designator
Angle
Supplementary Features
Optional flow control device: stem
Thread Series Designator
Unf 1st end
NSN
4820-00-332-8260
Part Number
52-33-2
Description
Valve,lift-check
CAGE
98391

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

Part 52-33-2 NSN 4820-00-332-8260

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
27828
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8481309000
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel

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