engine thermostat housing drain valve

thermostat(t)ing

drain valve

engine capacity / engine power, engine output

storm drain

air trunk drain tubes

drain bole

drain connection

drain sample

filling and drain plug

injector drain pipe

overboard drain port

sump drain

air drain

drain tube

drain

bilge drain

check valve / non-return valve

non-return valve / check valve

engine shutdown valve

housing assembly

Military Construction and Family Housing

missile housing

shock absorber housing

trigger housing

variable housing allowance (VHA)

air intake housing

trunnion housing

adjuster housing

armor housing

back bearing housing

bell housing oil seal

brake housing