A pen needle (521 ) for a drug delivery device ( 100) includes a hub (511) anda needle (502) fixedly connected tothe hub (511). An outer cover (501) removably receives the hub (511) and theneedle (502). A locking member (505) locks thehub (511) and the needle (502) in the outer cover (501). The hub (625) mayhave a colored portion (629) visible to the user toindicate that the needle (623) has been used.