Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
attachment [əˈtætʃmənt] n (fastening) крепле́ние; (device) приспособле́ние, наса́дка (love)
attachment (to sb) привя́занность f (к кому́-н)
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: