MATERIALS
ITEM	PARTS NAME	MATERIAL
1	BODY	CAST IRON
2	SEAT RING	BRASS/STAINLESS STEEL
3	DISC	CAST IRON+BRASS/STAINLESS STEEL
4	STEEL BALL
5	BOLT	CARBON STEEL
6	GASKET	GRAPHITE
7	BOLT NUT	CARBON STEEL
8	STEM	STAINLESS STEEL
9	PACKING	GRAPHITE
10	GLAND	CAST IRON
11	BONNET	CAST IRON
12	STEM NUT	BRASS
13	BOLT NUT	CARBON STEEL
14	BOLT	CARBON STEEL
15	WHEEL	CAST IRON