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4820-01-522-4757

Oxygen System Check Valve

4820015224757 015224757 P21018

An item 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 is specifically designed and/or cleaned for oxygen systems. See also VALVE, CHECK&#59; VALVE, STOP-CHECK. View more Oxygen System Check Valve

4820-01-522-4757 VALVE,CHECK,OXYGEN SYSTEM 4820015224757 015224757

Managed by United States
NSN Created on 30 Jul 2004
Data Last Changed
January 2023
NATO Update Count
1
NATO Data Quality
STYL Style A6 for 4820-01-522-4757 1/1
NSN 4820-01-522-4757 (Identification) 1/1

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4820-01-522-4757 Demil Restrictions 4820-01-522-4757

DEMIL: A | DEMILI: 1 | CRITICALITY: X | HMIC: N | PMIC: A | EDC: A | ADPEC: 0

4820-01-522-4757 is a Oxygen System Check Valve that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.

4820-01-522-4757 End Users End Users 4820-01-522-4757

United Kingdom (ZK01)
Effective Date:
1 Jul 2004

4820-01-522-4757 Manufacturers Approved Sources 4820-01-522-4757

4820-01-522-4757 Technical Data Datasheet 4820-01-522-4757

Characteristic
Specifications
FIIG
A530B0
Material [MATT]
Rubber Silicone Class Q Flow Control Device
Style Designator [STYL]
Straight Thru
Flow Control Device [ADQU]
Poppet
Media For Which Designed [MEDA]
Oxygen, Liquid Single Response
Media For Which Designed [MEDA]
Air 2Nd Response
Maximum Operating Pressure [CQGM]
100.0 Pounds Per Square Inch Single Response
Maximum Operating Temp [AEHZ]
140.0 Deg Fahrenheit Single Response
Valve Operation Method [AQLR]
Manual
Connection Type [AWLS]
Threaded External Tube All Ends
Connection Style [AHNC]
Flared (Tube) All Ends
Seat Angle [CQRB]
37.0 Degrees All Ends
Thread Series Designator [THSD]
Unjf All Ends
Nominal Thread Size [CQJX]
0.312 Inches All Ends
Thread Quantity Per Inch [CMLP]
20 All Ends
Thread Class [AAJD]
3A All Ends
Thread Direction [AAJF]
Right-Hand All Ends
Bonnet Attachment Method [ADST]
Threaded
Minimum Operating Temp [AEQJ]
-40.0 Deg Fahrenheit
End Item Identification [AGAV]
Astor Airborne Radar Systems

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4820-01-522-4757 Freight Data Freight Information 4820-01-522-4757

4820-01-522-4757 has freight characteristics.. 4820-01-522-4757 has a variance between NMFC and UFC when transported by rail and the description should be consulted.