This is a chart for RTJ Gasket Sizes, but it is by no means all-inclusive.
Please contact us if you have a Gasket requirement not listed here. We can customize and private label everything me manufacture for you!

Download RTJ Gasket Size Chart As PDF
Pressure Class
ASME B16.5 ASME B16.47 Series A
Nominal Pipe Size 150# 300#-600# 900# 1500# 2500# 150# 300#-600# 900#
1/2″ R-11 R-12 R-12 R-13
3/4″ R-13 R-14 R-14 R-16
1″ R-15 R-16 R-16 R-16 R-18
1-1/4″ R-17 R-18 R-18 R-18 R-21
1-1/2″ R-19 R-20 R-20 R-20 R-23
2″ R-22 R-23 R-24 R-24 R-26
2-1/2″ R-25 R-26 R-27 R-27 R-28
3″ R-29 R-31 R-31 R-35 R-32
3-1/2″ R-33 R-34 R-34
4″ R-36 R-37 R-37 R-39 R-38
5″ R-40 R-41 R-41 R-44 R-42
6″ R-43 R-45 R-45 R-46 R-47
8″ R-48 R-49 R-49 R-50 R-51
10″ R-52 R-53 R-53 R-54 R-55
12″ R-56 R-57 R-57 R-58 R-60 R-57 R-57
14″ R-59 R-61 R-62 R-63 R-61 R-62
16″ R-64 R-65 R-66 R-67 R-65 R-68
18″ R-68 R-69 R-70 R-71 R-69 R-70
20″ R-72 R-73 R-74 R-75 R-73 R-74
22″ R-80 R-81
24″ R-76 R-77 R-78 R-79 R-77 R-78
26″ R-93 R-100
28″ R-94 R-101
30″ R-95 R-102
32″ R-96 R-103
34″ R-97 R-104
36″ R-98 R-105


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