AT638 Parts Breakdown 54 55 56 57 58 A280-84 A295-60 A205-08 A200-23 A0005-0051 A205-05 WASHER #4-0.9T, AT638 59 A0005-0031 WASHER #5X1.1T, AF632 A205-03 WASHER #5-1.1T, AT638 60 61 A200-01 A0004-0021 SCREW 5-20, AT638 NYLON NUT M5, AF632 A204-02 NYLON NUT M5, AT638 62 63 64 A274-07 A349-06 B271-91 SUPPORT, AT638 BELT HOOK, AT638 MAGAZINE ASS'Y, AF503 A271-91 LOWER MAG.