NO.	SPECIFICATION	D	d2	d1	H	Price
USIT-Ring I SF	M5	9	5.7	4.5	1	0.91
USIT-Ring I SF	M 6	11	6.7	5	1	0.91
USIT-Ring I SF	M 8	14	8.7	6.5	1	0.91
USIT-Ring I SF	M 10	16	10.7	8.5	1.5	1.04
USIT-Ring I SF	M 12	18	12.7	9.8	1.5	1.04
USIT-Ring I SF	M 14	22	14.7	11.5	1.5	1.17
USIT-Ring I SF	M 16	24	16.7	13.5	1.5	1.3
USIT-Ring I SF	M 18	26	18.7	15	1.5	1.43
USIT-Ring I SF	M 20	28	20.7	17	1.5	1.82
USIT-Ring I SF	M 22	29.7	22.7	19	2	2.21
USIT-Ring I SF	M 24	31.7	24.7	20	2	2.34
USIT-Ring I SF	M 26	34.7	26.7	22.5	2	2.47
USIT-Ring I SF	M 27	34.7	27.7	23	2	2.6
USIT-Ring I SF	M 30	37.7	30.7	27	2	2.73
USIT-Ring I SF	M 33	41.7	33.7	30	2	2.86
USIT-Ring I SF	M 36	45.7	36.7	33	2	3.25
USIT-Ring I SF	M 39	49.7	39.7	34	2	3.64
USIT-Ring I SF	M 42	52.7	42.7	39	2	3.9
USIT-Ring I SF	M 45	55.7	45.7	40	2	4.16
USIT-Ring I SF	M 48	59.7	48.7	42	2	4.55
USIT-Ring I SF	M 54	67.7	54.7	47	2	4.94
USIT-Ring I SF	M 60	74.7	60.7	53	2	5.2
USIT-Ring I SF	1/8	15.88	10.37	8.56	2	1.3
USIT-Ring I SF	1/4	20.57	13.74	11.45	2	1.43
USIT-Ring I SF	3/8	23.80	17.20	14.96	2	1.56
USIT-Ring I SF	1/2	28.58	21.54	18.64	2	2.08
USIT-Ring I SF	1/2	28.58	21.54	18.64	2.5	2.34
USIT-Ring I SF	3/4	34.93	27.05	24.13	2	2.99
USIT-Ring I SF	3/4	34.93	27.05	24.13	2.5	3.25
USIT-Ring I SF	5/8	31.25	23.49	20.60	2.5	3.64
USIT-Ring I SF	7/8	38.10	30.81	27.89	2.5	3.9
USIT-Ring I SF	1"	42.80	33.89	30.30	2.5	4.68
USIT-Ring I SF	1 1/4	52.38	42.93	38.96	2.5	5.46
USIT-Ring I SF	1 1/2	58.60	48.44	43.86	2.5	6.63
USIT-Ring I SF	2"	73.00	60.58	56.67	2.5	9.1
USIT-Ring I SF	2 1/2	90.17	76.08	72.20	2.5	11.7
USIT-Ring I SF	1 3/4	69.58	54.89	50.80	2	9.1
USIT-Ring I	φ6	11.8	6.2		2	0.650
USIT-Ring I	φ8	13.8	8.2		2	0.650
USIT-Ring I	φ10	15.8	10.2		2	0.650
USIT-Ring I	φ12	17.8	12.2		2	0.650
USIT-Ring I	φ14	19.8	14.2		2	0.780
USIT-Ring I	φ16	21.8	16.2		2	0.910
USIT-Ring I	φ18	24.8	18.2		2	1.040
USIT-Ring I	φ20	27.8	20.2		2	1.170
USIT-Ring I	φ22	29.8	22.2		2	1.300
USIT-Ring I	φ24	31.7	24.2		2	1.430
USIT-Ring I	φ27	34.7	27.3		2	1.560
USIT-Ring I	φ30	37.7	30.3		2	1.950
USIT-Ring I	φ33	41.7	33.3		2	2.080
USIT-Ring I	φ36	45.7	36.3		2	2.730
USIT-Ring I	φ39	49.7	39.3		2	2.990
USIT-Ring I	φ42	52.7	42.3		2	3.380
USIT-Ring I	φ45	55.7	45.3		2	3.640
USIT-Ring I	φ48	59.7	48.3		2	3.770
USIT-Ring I	φ52	65.7	52.3		2	4.290
USIT-Ring I	φ60	74.7	60.3		2	4.940