Each ram is moved in or out by turning its valve stem, which extends beyond the coupling.

They are attached to the valve stem ends, seating within spring retainers.

Rochefort grunted and pointed toward the valve stem of the first jack.

Turning the handle raises the valve stem inside the faucet.

Wrap more packing around the valve stem, then tighten the nut down over it.

The weakest point of a bicycle rim is usually the hole for the valve stem.

Push the valve stem through the hole, again from the inside.

She heard the hissing of air rushing out the valve stem as she got to her car.

The regular valve stem is used to inflate the tire to the desired pressure.

This is mainly due to the design of the valve stem, among other reasons.