Threaded Flange

ASME/ANSI B16.5 Class 150 Threaded Flanges

SPECIFICATIONS

▪  All dimensions are in inches

▪  These flanges will be furnished with a 1/16" raised face unless otherwise specified

▪  Flat face option available
 

Nominal Pipe Size	Outside Diameter	Thickness	Raised Face Diameter	Length Thru Hub	Hub Diameter	Approximate Weight	Bolt Circle	Number of Holes	Diameter of Holes
	(O)	(T)	(R)	(Y)	(X)	(lbs)	(C)
1/2	3.50	0.44	1.38	0.63	1.19	1	2.38	4	0.63
3/4	3.88	0.50	1.69	0.63	1.50	2	2.75	4	0.63
1	4.25	0.56	2.00	0.69	1.94	2	3.13	4	0.63
1 1/4	4.63	0.63	2.50	0.81	2.31	3	3.50	4	0.63
1 1/2	5.00	0.69	2.88	0.88	2.56	3	3.88	4	0.63
2	6.00	0.75	3.63	1.00	3.06	5	4.75	4	0.75
2 1/2	7.00	0.88	4.13	1.13	3.56	7	5.50	4	0.75
3	7.50	0.94	5.00	1.19	4.25	8	6.00	4	0.75
3 1/2	8.50	0.94	5.50	1.25	4.81	11	7.00	8	0.75
4	9.00	0.94	6.19	1.31	5.31	13	7.50	8	0.75
5	10.00	0.94	7.31	1.44	6.44	15	8.50	8	0.88
6	11.00	1.00	8.50	1.56	7.56	19	9.50	8	0.88
8	13.50	1.13	10.63	1.75	9.69	30	11.75	8	0.88
10	16.00	1.19	12.75	1.94	12.00	43	14.25	12	1.00
12	19.00	1.25	15.00	2.19	14.38	64	17.00	12	1.00
14	21.00	1.38	16.25	2.25	15.75	90	18.75	12	1.13
16	23.50	1.44	18.50	2.50	18.00	98	21.25	16	1.13
18	25.00	1.56	21.00	2.69	19.88	130	22.75	16	1.25
20	27.50	1.69	23.00	2.88	22.00	165	25.00	20	1.25
22	29.50	1.81	25.25	3.13	24.25	185	27.25	20	1.38
24	32.00	1.88	27.25	3.25	26.13	220	29.50	20	1.38

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