Gasket Dimensions

Full Face Gaskets for 250/300# ANSI Flanges
Nominal Pipe Size	Gasket ID	Gasket OD	# of Bolt Holes	Bolt Hole Dia	Bolt Circle Dia
1″	1-5/16	4-7/8	4	3/4	3-1/2
1-1/4″	1-21/32	5-1/4	4	3/4	3-7/8
1-1/2″	1-29/32	6-1/8	4	3/4	4-1/2
2″	2-3/8	6-1/2	8	7/8	5
2-1/2″	2-7/8	7-1/2	8	7/8	5-7/8
3″	3-1/2	8-1/4	8	7/8	6-5/8
3-1/2″	4	9	8	7/8	7-1/4
4″	4-1/2	10	8	7/8	7-7/8
5″	5-9/16	11	8	7/8	9-1/4
6″	6-5/8	12-1/2	12	7/8	10-5/8
8″	8-5/8	15	12	1	13
10″	10-3/4	17-1/2	16	1-1/8	15-1/4
12″	12-3/4	20-1/2	16	1-1/4	17-3/4
14″	14	23	20	1-1/4	20-1/4
16″	16	25-1/2	20	1-3/8	22-1/2
18″	18	28	24	1-3/8	24-3/4
20″	20	30-1/2	24	1-3/8	27
22″	22	33	24	1-5/8	29-1/4
24″	24	36	24	1-5/8	32

Ring Gasket for 125/150# ANSI Pipe Flanges			Ring Gasket for 250/300# ANSI Pipe Flanges
Nominal Pipe Size	ID	OD	Nominal Pipe Size	ID	OD
1/2″	27/32	1-7/8	1/2″	27/32	2-1/8
3/4″	1-1/16	2-1/4	3/4″	1-1/16	2-5/8
1″	1-5/16	2-5/8	1″	1-5/16	2-7/8
1-1/4″	1-21/32	3	1-1/4″	1-21/32	3-1/4
1-1/2″	1-29/32	3-3/8	1-1/2″	1-29/32	3-3/4
2″	2-3/8	4-1/8	2″	2-3/8	4-3/8
2-1/2″	2-7/8	4-7/8	2-1/2″	2-7/8	5-1/8
3″	3-1/2	5-3/8	3″	3-1/2	5-7/8
3-1/2″	4	6-3/8	3-1/2″	4	6-1/2
4″	4-1/2	6-7/8	4″	4-1/2	7-1/8
4-1/2″	5	7	4-1/2″	5	7-5/8
5″	5-9/16	7-3/4	5″	5-9/16	8-1/2
6″	6-5/8	8-3/4	6″	6-5/8	9-7/8
7″	7-5/8	10	7″	7-5/8	10-7/8
8″	8-5/8	11	8″	8-5/8	12-1/8
10″	10-3/4	13-3/8	10″	10-3/4	14-1/4
12″	12-3/4	16-1/8	12″	12-3/4	16-5/8
14″	14-3/4	17-3/4	14″	14-3/4	19-1/8
16″	16	20-1/4	16″	16	21-1/4
18″	18	21-5/8	18″	18	23-1/2
20″	20	23-7/8	20″	20	25-3/4
22″	22	26	22″	22	27-5/8
24″	24	28-1/4	24″	24	30-1/2

Full Face Gasket for DIN PN 6 Flanges (MM)
Nominal Bore	Gasket ID	Gasket OD	# of Bolt Holes	Bolt Hole Dia	Bolt Circle Dia
10	18	90	4	14	60
15	22	95	4	14	65
20	28	105	4	14	75
25	35	115	4	14	85
32	43	140	4	18	100
40	49	150	4	18	110
50	61	165	4	18	125
65	77	185	8	18	145
80	90	200	8	18	160
100	115	220	8	18	180
125	141	250	8	18	210
150	169	285	8	22	240
200	220	340	8	22	295
250	274	395	12	22	350
300	325	445	12	22	400
350	356	505	16	22	460
400	407	565	16	26	515
450	458	615	20	26	565
500	508	670	20	26	620
600	610	780	20	30	725

Full Face Gasket for DIN PN 10 Flanges (MM)
Nominal Bore	Gasket ID	Gasket OD	# of Bolt Holes	Bolt Hole Dia	Bolt Circle Dia
10	18	90	4	14	60
15	22	95	4	14	65
20	28	105	4	14	75
25	35	115	4	14	85
32	43	140	4	18	100
40	49	150	4	18	110
50	61	165	4	18	125
65	77	185	8	18	145
80	90	200	8	18	160
100	115	220	8	18	180
125	141	250	8	18	210
150	169	285	8	22	240
200	220	340	8	22	295
250	274	395	12	22	350
300	325	445	12	22	400
350	356	505	16	22	460
400	407	565	16	26	515
450	458	615	20	26	565
500	508	670	20	26	620
600	610	780	20	30	725

Full Face Gasket for DIN PN 16 Flanges (MM)
Nominal Bore	Gasket ID	Gasket OD	# of Bolt Holes	Bolt Hole Dia	Bolt Circle Dia
10	18	90	4	14	60
15	22	95	4	14	65
20	28	105	4	14	75
25	35	115	4	14	85
32	43	140	4	18	100
40	49	150	4	18	110
50	61	165	4	18	125
65	77	185	8	18	145
80	90	200	8	18	160
100	115	220	8	18	180
125	141	250	8	18	210
150	169	285	8	18	240
200	220	340	8	26	295
250	274	405	12	26	355
300	325	460	12	26	410
350	356	520	16	26	470
400	407	580	16	30	525
450	458	640	20	30	585
500	508	715	20	33	650
600	610	840	20	36	770

Navy Drill Gasket for 150# Flanges
Nominal Pipe Size	Gasket OD	# of Bolt Holes	Bolt Hole Dia	Bolt Circle Dia
1/2″	3-9/16	3	9/16	2-7/16
3/4″	3-13/16	4	9/16	2-11/16
1″	4-1/4	4	9/16	3-1/8
1-1/4″	4-1/2	4	9/16	3-3/8
1-1/2″	5-1/16	6	9/16	3-15/16
2″	5-9/16	6	9/16	4-7/16
2-1/2″	6-1/8	6	9/16	5
3″	6-5/8	8	9/16	5-1/2
3-1/2″	7-3/16	8	9/16	6-1/16
4″	7-11/16	8	9/16	6-9/16
5″	9-1/16	10	11/16	7-13/16
6″	10-1/8	12	11/16	8-7/8
8″	12-3/8	14	11/16	11-1/16
10″	15	15	13/16	13-7/16
12″	17-5/8	18	13/16	16-1/16
14″	19-1/8	19	15/16	17-3/8
16″	21-3/16	20	15/16	19-7/8
18″	23-1/4	22	15/16	21-1/2
20″	25-13/16	24	1-1/16	23-13/16
22″	27-7/8	26	1-1/16	25-7/8
24″	30	28	1-1/16	28