Model: 667707-2

Lift-check Valve

Special Features:

W/manual handle

Properties:

Thread Class
3b all ends
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Integral
Disk Loading Method
Spring
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
Flare (tube) all ends
Valve Operation Method
Manual
Connection Type
Threaded internal tube all ends
Mounting Position
Horizontal
Maximum Operating Pressure
1500.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Aluminum alloy body
Material
Steel flow control device
Material
Steel seat
Material
Steel stem
Media For Which Designed
Oil, hydraulic single response
Style Designator
Straight thru
Thread Series Designator
Unf all ends
NSN
4820-00-567-7306
Part Number
667707-2
Description
Valve,lift-check
CAGE
98897

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 667707-2 NSN 4820-00-567-7306

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:
A
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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