GASKETS DIMENSIONS

  • FLAT GASKET: NPS 1/2" - 60", Class 150 to 2500 LB
  • SPIRAL WOUND GASKET: NPS 1/4" - 60", Class 150 to 2500 LB
  • RING JOINT GASKET: R11 to R105 (type R, oval or octagonal), RX 20 to RX215 (API 6A type 6B), BX150 to BX303 (API 6A type 6)
     

 Gaskets dimensions.pdf
 

RTJ GASKET DIMENSION SELECTION

STYLE R RING JOINT GASKETS

NOMINAL PIPE SIZE PRESSURE CLASSES
ASME B16.5 API 6B ASME B16.47 Series A
150# 300# – 600# 900# 1500# 2500# 720# - 960# (1) 2000# 3000#  5000# 10000# 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 R-16 R-16 R-16 R-16 R-82 - - -
1 1/4” R-17 R-18 R-18 R-18 R-21 R-18 R-18 R-18 R-18 - - - -
1 1/2” R-19 R-20 R-20 R-20 R-23 R-20 R-20 R-20 R-20 R-84 - - -
2” R-22 R-23 R-24 R-24 R-26 R-23 R-23 R-23 R-24 R-85 - - -
2 1/2” R-25 R-26 R-27 R-27 R-28 R-26 R-26 R-26 R-27 R-86 - - -
3” R-29 R-31 R-31 R-35 R-32 R-31 R-31 R-31 R-35 R-87 - - -
3 1/2” R-33 R-34 - - - - - - R-37 R-89 - - -
4” R-36 R-37 R-37 R-39 R-38 R-37 R-37 R-37 R-39 R-88 - - -
5” R-40 R-41 R-41 R-44 R-42 R-41 R-41 R-41 R-44 R-90 - - -
6” R-43 R-45 R-45 R-46 R-47 R-45 R-45 R-45 R-46 - - - -
8” R-48 R-49 R-49 R-50 R-51 R-49 R-49 R-49 R-50 - - - -
10” R-52 R-53 R-53 R-54 R-55 R-53 R-53 R-53 R-54 R-91 - - -
12” R-56 R-57 R-57 R-58 R-60 R-57 R-57 R-57 - - - R-57 R-57
14” R-59 R-61 R-62 R-63 - R-61 R-61 R-61 - - - R-61 R-62
16” R-64 R-65 R-66 R-67 - R-65 R-65 R-65 - - - R-65 R-66
18” R-68 R-69 R-70 R-71 - R-69 R-69 R-69 - - - R-69 R-70
20” R-72 R-73 R-74 R-75 - R-73 R-73 R-73 - - - 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

 

STYLE RX RING JOINT GASKETS

NPS PRESSURE CLASSES
API 6B
720#   960# 2000# 2900# 3000# 5000#
1” - - - RX-82 - -
1 3/8” - - - - - RX-201
1 1/2” RX-20 RX-20 RX-20 RX-84 RX-20 RX-20
1 13/16" - - - - - RX205
2” RX-23 RX-23 RX-23 RX-85 RX-24 RX-24
2 1/2” RX-26 RX-26 RX-26 RX-86 RX-27 RX-27
2 9/16” - - - - - RX210
3” RX-31 RX-31 RX-31 RX-87 RX-31 RX35
3 1/2” - - - RX-89 - -
4” RX-37 RX-37 RX-37 RX-88 RX-37 RX-39
4 1/16" - - - - - RX-215
5” RX-41 RX-41 RX-41 RX-90 RX-41 RX-44
6” RX-45 RX-45 RX-45 - RX-45 RX-46
8” RX-49
RX-99 (2)
RX-49 RX-49 - RX-49
RX-99 (2)
RX-50
10” RX-53 RX-53 RX-53 RX-91 RX-53 RX-54
12” RX-57 RX-57 RX-57 - RX-57 -
14” - - - - - RX-63
16” RX-65 RX-65 RX-65 - RX-69 -
18” RX-69 RX-69 RX-69 - RX-73 -
20” RX-73 RX-73 RX-73 - RX82 -

 

STYLE BX RING JOINT GASKETS

NPS PRESSURE CLASSES
API 6BX
2000# 3000# 5000# 10000# 15000# 20000#
1 11/16" - - - BX-150 BX-150 -
1 13/16" - - - BX-151 BX-151 BX-151
2 1/16" - - - BX-152 BX-152 BX-152
2 9/16" - - - BX-153 BX-153 BX-153
3 1/16" - - - BX-154 BX-154 BX-154
4 1/16" - - - BX-155 BX-155 BX-155
5 1/8" - - - BX-169 - -
6 5/8" - - - BX-170 BX-170 -
7 1/16" - - - BX-156 BX-156 BX-156
8 9/16" - - - BX-171 BX-171 -
9" - - - BX-157 BX-157 BX-157
11" - - - BX-158 BX-158 BX-158
11 5/32" - - - BX-172 BX-172 -
13 5/8" - - BX-160 BX-159 BX-159 BX-159
16 3/4" - - BX-161  BX-162 BX-162 BX-162 -
18 3/4" - - BX-163 BX-164 BX-164 -
21 1/4" - - BX-165 BX-166 - -
26 3/4" BX-167 BX-168 - - - -
30" BX-303 BX-303 - - - -

 

 

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