whats that part called?

[sambryant]

hi all,
can any body tell me the name of this part.
its on a lcr.
if you look at the throttle body, there is a pipe on top. if you follow the pipe back you come across a little valve. its half black and white,
what is this called?
any help would be fantastic
sam

 

[james walker]

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[Ronin225]

I have a feeling it maybe a non return valve

 

[sambryant]

here is the part i just need a part number so i can get a new one on order

 

[Fl@pper]

I have a feeling it maybe a non return valve

aye for the brake servo vacuum pipe per chance i think