Model: 655A 1/4IN

Check Valve

Properties:

Pipe Size Accommodated
0.250 inches 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Disk Loading Method
Spring
Connection Style
Plain, optional end (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe 1st end
Mounting Position
Horizontal
Thready Qty Per Inch (tpi)
18 1st end
Thread Size
0.250 inches 1st end
Material
Copper alloy seat
Material
Copper alloy body
Material
Plastic vinyl flow control device or rubber flow control device or rubber synthetic flow control device
Style Designator
Straight thru
Thread Series Designator
Npt 1st end
NSN
4820-00-053-0640
Part Number
655A 1/4IN
Description
Valve,check
CAGE
75144

Part 655A 1/4IN NSN 4820-00-053-0640

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

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