DIMENSIONS OF SOFT GASKET ASME B16.21 ANSI 150

SOFT / CUTTING GASKET DIMENSIONS

Dimensions to suit ANSI Standard Flanges ASME B16.21
ASME B16.21 Class 150
Nominal Bore	IBC Gasket	Full Face gasket
Nominal Bore	OD x ID (mm)	OD x ID (mm)	Number of Bolt Holes	Hole Diameter (mm)	Bolt P.C.D. (mm)
1/2	48 x 21	89 x 21	4	16	60
3/4	57 x 27	95 x 27	4	16	70
1	67 x 33	108 x 33	4	16	79
1 1/4	76 x 42	117 x 42	4	16	89
1 1/2	86 x 48	127 x 48	4	16	98
2	105 x 60	152 x 60	4	19	121
2 1/2	124 x 73	178 x 73	4	19	140
3	137 x 89	191 x 89	4	19	152
3 1/2	162 x 102	216 x 102	8	19	178
4	175 x 114	229 x 114	8	19	191
5	197 x 141	254 x 141	8	22	216
6	222 x 168	279 x 168	8	22	241
8	279 x 219	343 x 219	8	25	298
10	340 x 273	406 x 273	12	25	362
12	410 x 324	483 x 324	12	29	432
14	451 x 356	533 x 356	12	29	476
16	514 x 406	597 x 406	16	32	540
18	549 x 457	635 x 457	16	32	578
20	606 x 508	699 x 508	20	32	635
24	718 x 610	813 x 610	20	35	749