Model: CZZZ3Z1

Check Valve

Properties:

Thread Class
3a 1st end
Thread Class
3b 2nd end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Maximum Operating Temp
350.0 degrees fahrenheit single response
Connection Style
Flared (tube) 1st end
Connection Style
Gasket seal (boss) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Connection Type
Threaded internal boss 2nd end
Mounting Position
Horizontal
Maximum Operating Pressure
60.0 pounds per square inch single response
Thread Size
0.562 inches 1st end
Thread Size
0.562 inches 2nd end
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.375 inches 1st end
Outside Diameter Tube Accommodated
0.375 inches 2nd end
Material
Aluminum alloy body
Material
Aluminum alloy flow control device and rubber synthetic flow control device
Material
Aluminum alloy seat
Material Specification
Qq-a-225/6, alloy 2024, t4 federal specification single material response body
Material Specification
Qq-a-225/6, alloy 2024, t4 federal specification single material response flow control device
Material Specification
Qq-a-225/6, alloy 2024, t4 federal specification single material response seat
Media For Which Designed
Fuel/oil, hydrocarbon single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Style Designator
Straight thru
Thread Series Designator
Unf 1st end
Thread Series Designator
Unjf 2nd end
NSN
4820-00-043-3665
Part Number
CZZZ3Z1
Description
Valve,check
CAGE
81755

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 CZZZ3Z1 NSN 4820-00-043-3665

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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