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4820-00-546-8978
Check Valve
4820005468978 005468978 2672
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
November 2023
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Restrictions 4820-00-546-8978
4820-00-546-8978 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.
End Users 4820-00-546-8978
- NASA (G900)
- Effective Date:
- 1 Apr 1991
Approved Sources 4820-00-546-8978
- Part Number
- Manufacturer
- Status
- 2672
- Manufacturer
- 80318 - Btr Valve Sealants Inc (Active)
- Incomplete Reference
- Incomplete Reference
Datasheet 4820-00-546-8978
- Characteristic
- Specifications
- Connection Style [AHNC]
- Specifications
- Plain, Optional End (Pipe) 1St End
- Connection Type [AWLS]
- Threaded Internal Pipe 1St End
- Flow Control Device [ADQU]
- Ball
- Material [MATT]
- Steel Body
- Material [MATT]
- Steel Corrosion Resisting Flow Control Device
- Material [MATT]
- Steel Corrosion Resisting Seat
- Maximum Operating Pressure [CQGM]
- 2000.0 Pounds Per Square Inch 2Nd Response
- Maximum Operating Pressure [CQGM]
- 600.0 Pounds Per Square Inch 1St Response
- Media For Which Designed [MEDA]
- Steam 1St Response
- Media For Which Designed [MEDA]
- Water-Oil-Gas 2Nd Response
- Mounting Position [BBJX]
- Horizontal Or Vertical
- Nominal Pipe Size Accommodated [AAAR]
- 0.375 Inches 1St End
- Nominal Thread Size [CQJX]
- 0.375 Inches 1St End
- Renewable Seat Ring Type [ADZH]
- Threaded
- Valve Operation Method [AQLR]
- Automatic
- Style Designator [STYL]
- Straight Thru
- Thread Direction [AAJF]
- Right-Hand 1St End
- Thread Quantity Per Inch [CMLP]
- 18 1St End
- Thread Series Designator [THSD]
- Npt 1St End
NATO Stock Numbers Related to 4820-00-546-8978
Freight Information 4820-00-546-8978
4820-00-546-8978 has freight characteristics.. 4820-00-546-8978 has a variance between NMFC and UFC when transported by rail and the description should be consulted.