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4820-00-257-4689

Check Valve

4820002574689 002574689 651005

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. View more Check Valve

4820-00-257-4689 VALVE,CHECK 4820002574689 002574689

Managed by United States
NSN Created on 31 Mar 1971
Data Last Changed
May 2023
NATO Update Count
9
NATO Data Quality
STYL Style A3 for 4820-00-257-4689 1/1
NSN 4820-00-257-4689 (Identification) 1/1

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-4689 Check Valve 4820002574689 002574689,651005 651005 Adapter 5340994076142 994076142,651005 Check
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4820-00-257-4689 Demil Restrictions 4820-00-257-4689

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

4820-00-257-4689 is a Check Valve that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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. The precious metals content of this item is unknown.

4820-00-257-4689 HTS and ScheduleB Import and Export 4820-00-257-4689

4820-00-257-4689 End Users End Users 4820-00-257-4689

Greece (ZU01)
Effective Date:
1 Apr 1991

4820-00-257-4689 Manufacturers Approved Sources 4820-00-257-4689

4820-00-257-4689 Technical Data Datasheet 4820-00-257-4689

Characteristic
Specifications
FIIG
A530B0
Connection Style [AHNC]
Gasket Seal (Boss) 1St End
Connection Type [AWLS]
Threaded Internal Boss 1St End
Disk Loading Method [ADSU]
Spring
Flow Control Device [ADQU]
Poppet
Material [MATT]
Aluminum Alloy Body
Material [MATT]
Aluminum Alloy Flow Control Device
Material [MATT]
Aluminum Alloy Seat
Mounting Position [BBJX]
Horizontal Or Vertical
Nominal Thread Size [CQJX]
0.562 Inches 1St End
Valve Operation Method [AQLR]
Automatic
Style Designator [STYL]
Straight Thru
Surface Treatment [SFTT]
Anodize
Thread Class [AAJD]
3B 1St End
Thread Direction [AAJF]
Right-Hand 1St End
Thread Quantity Per Inch [CMLP]
18 1St End
Thread Series Designator [THSD]
Unf 1St End

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4820-00-257-4689 Freight Data Freight Information 4820-00-257-4689

4820-00-257-4689 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 127220. A Sub NMFC of X. It has a NMFC Description of PRESSURE REG/RED/RELIEF VALVES NOI. 4820-00-257-4689 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. 4820-00-257-4689 is rated as class 77.5 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 64490 which rates the freight between FCL and LCL. It has a Water Commodity Code (WCC) of 594 for ocean manifesting and military sealift. 4820-00-257-4689 is not classified as a special type of cargo when transported by water. 4820-00-257-4689 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.