Dia	d*	L	H close Appioximate	w	Flange dimen sions
inch					o	t	c	g	f	n-Diameter
1/2"	15	108	188	100	89	12	60.5	35	1.6	4-15
3/4"	20	117	202	100	98	12	70	43	1.6	4-15
1"	25	127	225	120	108	12	79.5	51	1.6	4-15
1-1/4"	32	140	252	120	117	13	89	64	1.6	4-15
1-1/2"	40	165	277	160	127	15	98.5	73	1.6	4-15
2"	50	178	326	200	152	16	120.5	92	1.6	4-19
2-1/2"	65	190	380	200	178	18	139.5	105	1.6	4-19
3"	16	203	449	200	190	19	152.5	127	1.6	4-19
4"	100	229	548	240	229	24	190.5	157	1.6	8-19
5"	125	254	553	280	254	24	216	186	1.6	8-22
6"	152	267	775	280	279	26	241.5	216	1.6	8-22
8"	200	292	874	355	343	29	298.5	270	1.6	8-22
10"	250	330	1265	400	406	31	362	324	1.6	12-25
12"	305	356	1465	400	483	32	432	381	1.6	16-25