Description:

Useful for vacuum systems. Works best between 10- to 28-in. Hg. Prevents back pressure with aspirator-type vacuum pumps. Can be taken apart for cleaning. Available in one size with 3/4-in. long tubing connectors which fit 1/4-in. through 5/16-in. I.D. tubing. Not for use with liquids.

Nalgene products have different lead times depending on stock status.