Is this a check valve?

[RCY]

Water supply to my house, after the meter. Is this a check valve or just some sort of connecting thing?

Thanks.

 

[Sylvan]

NOT a check valve

 

[Sponsor]

 

[RCY]

Thanks.

 

[Sylvan]

Thanks.

Your very welcome

 

[hj]

It is a water meter connection nip;le.