B16.47 – Series A/MSS SP44 Flanges – Class 150

Series A/MSS SP44 Flanges

Class 150

	Size	O	WNF	BLIND	Y	X	A	R	Diam. of bolt circle	No. of holes	Diam. of bolt hole	Diam. of bolt	R1
			WNF	BLIND
		O	C	C	Y	X	A	R					r1
in.	26″	34.25	2.69	2.69	4.75	26.62	26	29.5	31.75	24	1.38	1 1/4	0.38
mm.		870	68.3	68.3	120.7	676.1	660.4	749.3	806.5		35.1	31.8	9.7
in.	28″	36.5	2.81	2.81	4.94	28.62	28	31.5	34	28	1.38	1 1/4	0.44
mm.		927.1	71.4	71.4	125.5	726.9	711.2	800.1	863.6		35.1	31.8	11.2
in.	30″	38.75	2.94	2.94	5.38	30.75	30	33.75	36	28	1.38	1 1/4	0.44
mm.		984.3	74.7	74.7	136.7	781.1	762	857.3	914.4		35.1	31.8	11.2
in.	32″	41.75	3.19	3.19	5.69	32.75	32	36	38.5	28	1.62	1 1/2	0.44
mm.		1060.5	81	81	144.5	831.9	812.8	914.4	977.9		41.1	38.1	11.2
in.	34″	43.75	3.25	3.25	5.88	34.75	34	38	40.5	32	1.62	1 1/2	0.5
mm.		1111.3	82.6	82.6	149.4	882.7	863.6	965.2	1028.7		41.1	38.1	12.7
in.	36″	46	3.56	3.56	6.19	36.75	36	40.25	42.75	32	1.62	1 1/2	0.5
mm.		1168.4	90.4	90.4	157.2	933.5	914.4	1022.4	1085.9		41.1	38.1	12.7
in.	38″	48.75	3.44	3.44	6.19	39	38	42.25	45.25	32	1.62	1 1/2	0.5
mm.		1238.3	87.4	87.4	157.2	990.6	965.2	1073.2	1149.4		41.1	38.1	12.7
in.	40″	50.75	3.56	3.56	6.44	41	40	44.25	47.25	36	1.62	1 1/2	0.5
mm.		1289.1	90.4	90.4	163.6	1041.4	1016	1124	1200.2		41.1	38.1	12.7
in.	42″	53	3.81	3.81	6.75	43	42	47	49.5	36	1.62	1 1/2	0.5
mm.		1346.2	96.8	96.8	171.5	1092.2	1066.8	1193.8	1257.3		41.1	38.1	12.7
in.	44″	55.25	4	4	7	45	44	49	51.75	40	1.62	1 1/2	0.5
mm.		1403.4	101.6	101.6	177.8	1143	1117.6	1244.6	1314.5		41.1	38.1	12.7
in.	46″	57.25	4.06	4.06	7.31	47.12	46	51	53.75	40	1.62	1 1/2	0.5
mm.		1454.2	103.1	103.1	185.7	1196.8	1168.4	1295.4	1365.3		41.1	38.1	12.7
in.	48″	59.5	4.25	4.25	7.56	49.12	48	53.5	56	44	1.62	1 1/2	0.5
mm.		1511.3	108	108	192	1247.6	1219.2	1358.9	1422.4		41.1	38.1	12.7
in.	50″	61.75	4.38	4.38	8	51.25	50	55.5	58.25	44	1.88	1 3/4	0.5
mm.		1568.5	111.3	111.3	203.2	1301.8	1270	1409.7	1479.6		47.8	44.5	12.7
in.	52″	64	4.56	4.56	8.25	53.25	52	57.5	60.25	44	1.88	1 3/4	0.5
mm.		1625.6	115.8	115.8	209.6	1352.6	1320.8	1460.5	1530.4		47.8	44.5	12.7
in.	54″	66.25	4.75	4.75	8.5	55.25	54	59.5	62.75	44	1.88	1 3/4	0.5
mm.		1682.8	120.7	120.7	215.9	1403.4	1371.6	1511.3	1593.9		47.8	44.5	12.7
in.	56″	68.75	4.88	4.88	9	57.38	56	62	65	48	1.88	1 3/4	0.5
mm.		1746.3	124	124	228.6	1457.5	1422.4	1574.8	1651		47.8	44.5	12.7
in.	58″	71	5.06	5.06	9.25	59.38	58	64	67.25	48	1.88	1 3/4	0.5
mm.		1803.4	128.5	128.5	235	1508.3	1473.2	1625.6	1708.2		47.8	44.5	12.7
in.	60″	73	5.19	5.19	9.44	61.38	60	66	69.25	52	1.88	1 3/4	0.5
mm.		1854.2	131.8	131.8	239.8	1559.1	1524	1676.4	1759		47.8	44.5	12.7