Iskani niz je bil najden v PREVODIH:
Verschlussscheibe
en closing disk, cover disc, lock washer, sealing disc, sealing washer, welch plug
Verschlussschraube
en drain plug, hex head pipe plug, hex socket pipe plug, hexagon head pipe plug, hexagon head screw plug, hexagon socket pipe plug, hexagon socket screw plug, lock screw, locking screw, pipe plug, plug screw, screw cap, screw plug, screw-in stopper, sealing plug, sealing screw, threaded joint
versperren
en to bar, to block, to close off, to lock, to obstruct, to shut