CF Flange Specifications [mm/inch]

Flange	16 CF	38 CF	40 CF	63 CF	100 CF	160 CF	200 CF	250 CF
" [inch]	1 1/3"	2 3/4"	2 3/4"	4 1/2"	6"	8"	10"	12"
ID [mm]	16	35	38	63	100	150	200	250
ID [inch]	5/8"	1 3/8"	1 1/2"	2 1/2"	4"	6"	8"	10"
OD [mm]	34.0	69.9	69.9	113.5	152.0	202.5	253.0	306.0
Height H [mm]	7.2	13	13	17.5	20	22	24.5	26
Setback R [mm]	18.2	38.2	40	70.3	108.3	159.3	205.3	256.3
Tube Dia. R [mm]	18 x 1	38 x 1.5	40 x 1.5	70 x 2	108 x 2	159 x 2	205 x 2.5	256 x 3
Bolt hole L [mm]	27	58.7	58.7	92.15	130.25	181.0	231.8	284.0
Screws	6 x M4	6 x M6	6 x M6	8 x M8	16 x M8	20 x M8	24 x M8	32 x M8