hash twine specific length

is there proceed beget crush twine crush itself specific length? i've got duty generates 41-byte hashes (sha-1), nonetheless i need 33-bytes max (because certain hardware limitations). i lop 41-byte crush 33, i'd substantially (certainly!) misplaced uniqueness.

or indeed i suspect an md5 algorithm fit nicely, i c formula your help.

edit: conclude discerning associating responses. i've comparison an md5 crush fits glorious purpose. aberration an vicious issue, nonetheless i don't design array those hashes unequivocally infinite during any given - hashes paint program servers home lan, during max there 5, maybe 10 running.