Hamrlik was selected first overall by Tampa Bay in 1992 and is the current active leader in NHL games played.
He has appeared in 1,383 regular-season games with Tampa Bay Edmonton, New York Islanders, Calgary, Montreal and Washington.
The three-time all-star has 155 goals and 483 assists in his career, good for third among active NHL defencemen.
The 38-year-old native of the Czech Republic has played only four games this season. He is in the final season of a two-year, US$7-million contract he signed in the summer of 2011.
He was placed on waivers by Washington on Tuesday.