reseater

plural reseaters

1. A device for reseating a component.

   In addition to his own kit of hand tools, the mechanic has a pressure grease gun, a set of inside and outside micrometers, a paint gun, valve reseaters, special cylinder head wrenches, and an electric drill.

   1928, Railway Age, volume 85, page 381

2. A person who replaces the seat of a chair.

   The last of these workmen of the road to quit their rounds were the chair reseaters, commonly called chair bottomers, and clock repairmen.

   2012, John W. Allen, Legends and Lore of Southern Illinois, page 151