Class 150 # ANSI
Size	A	B	C	Weight
2x1x1	305	262	1/2"NPT	54
2x1.5x1.5	305	262	1/2"NPT	58
2x2x2	305	262	1/2"NPT	60
3x3x3	358	305	1/2"NPT	105
4x4x4	426	368	1/2"NPT	140
6x6x6	570	422	3/4"NPT	198

Class 300 # ANSI
Size	A	B	C	Weight
2x1x1	305	262	1/2"NPT	56
2x1.5x1.5	305	262	1/2"NPT	60
2x2x2	305	262	1/2"NPT	62
3x3x3	358	305	1/2"NPT	108
4x4x4	426	368	1/2"NPT	146
6x6x6	570	422	3/4"NPT	220

Class 600 # ANSI
Size	A	B	C	Weight
2x1x1	305	262	1/2"NPT	56
2x1.5x1.5	305	262	1/2"NPT	60
2x2x2	305	262	1/2"NPT	62
3x3x3	358	305	1/2"NPT	108
4x4x4	426	368	1/2"NPT	161
6x6x6	570	422	3/4"NPT	285