MS9194 ELBOW, TUBE-AMS5646, BOSS, 90°. MS Fittings can be found in different sizes and types including: MS15002, MS15005, MS15006, MS20756, MS20819, MS21251, MS24392, MS24399, MS24587, MS24588, MS24589, MS24590, MS24591, MS27224, MS27238, MS27769, MS28741, MS28759, MS28884, MS51377, MS51536, MS77068, MS9193, MS9194. MS9194 – MS9194B (NOTICE 1), MILITARY STANDARD ELBOW, TUBE-AMS5646, BOSS, 90°