stuffing box

noun, Machinery

a device for preventing leakage of gases or liquids along a moving rod or shaft at the point at which it leaves a cylinder, tank, ship hull, etc.

Also called gland.

Origin

1790-1800

Examples from the web for stuffing box

stuffing box cover shall be made of close-grained cast iron with integral stuffing box.
Rod packing is generally a series of rings held in place in the stuffing box by a packing gland or disk.
Many pumps have a stuffing box to prevent leakage along the drive shaft from the pump to the engine or motor.
The drive shaft penetrates the pressure boundary through a stuffing box.
In this type of stuffing box, an annular chamber contains the packing between the gland at the top and a shoulder at the bottom.
Seal leakage is restrained by graphite base packing seals with stuffing box and lantern rings.
The driving rod at the sur- face is polished such that a stuffing box will seal against the rod and pre- vent oil from escaping.

British Dictionary definitions for stuffing box

noun

a small chamber in which an annular packing is compressed around a reciprocating or rotating rod or shaft to form a seal Also called packing box