Part Number 6898811

Check Valve

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
6898811
Demil:
No
Shelf Life:
UOM:
NIIN:
010587171

Part Information
Valve shall flow 29 lbs per minute with 14 psig maximum pressure drop, valve opening pressure shall not exceed 5.0 psig and shall be fully closed /zero leakage/ at 3.0 psig whenactuated in the closing direction

NSN
National Stock Number:
4820-01-058-7171 4820010587171
TXT
Description:
Check Valve
INC
INC
Item Name Code:
05487
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Poppet
MRC:
The means of closing the item when inlet pressure decreases.ADSU
Disk Loading Method:
Spring
MRC:
Indicates the type of renewable seating ring in the item.ADZH
Renewable Seat Ring Type:
Pressed-in
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic
MRC:
The installed position for which the item is designed.BBJX
Mounting Position:
Vertical
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Feat and spcl
MRC:
Test conditions and ratings,or environmental and performance requirements that are different,more critical,or more specific than those specified in a governing test data document.SPCL
Special Test Features:
Orient valve with large end down and apply test pressure to small end of valve using mil-l-7808 oil at 180 degrees f /or equivalent/ for all test conditions

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