Brahms Waltz No. 11, Op. 39 in A minor (orig. B minor) has been transcribed for brass quintet and recorded on the Canadian Brass CD, Brahms on Brass. This chart includes conductors score and parts for 2 Bb trumpets, horn, trombone and tuba.
You can order the complete set of 16 Brahms Waltzes for brass quintet for $55.00 here.