Type R Ring Gaskets
R-11 through R-57
R-58 through R-105
*All dimensions are in inches. *Tolerance as per ASME B 16.20
TYPE 'R' RING GASKETS (AS PER ASME B 16.20)
RING NO.
øP
A
B
H
C
R1
R-58
15.000
0.875
1.13
1.06
0.583
0.06
R-59
15.625
0.313
0.56
0.50
0.206
0.06
R-60
16.000
1.250
1.56
1.50
0.879
0.09
R-61
16.500
0.438
0.69
0.63
0.305
0.06
R-62
16.500
0.625
0.88
0.81
0.413
0.06
R-63
16.500
1.000
1.31
1.25
0.681
0.09
R-64
17.875
0.313
0.56
0.50
0.205
0.06
R-65
18.500
0.438
0.69
0.63
0.305
0.06
R-66
18.500
0.625
0.88
0.81
0.413
0.06
R-67
18.500
1.125
1.44
1.38
0.780
0.09
R-68
20.375
0.313
0.56
0.50
0.206
0.06
R-69
21.000
0.438
0.69
0.63
0.305
0.06
R-70
21.000
0.750
1.00
0.94
0.485
0.06
R-71
21.000
1.125
1.44
1.38
0.780
0.09
R-72
22.000
0.313
0.56
0.50
0.206
0.06
R-73
23.000
0.500
0.75
0.69
0.341
0.06
R-74
23.000
0.750
1.00
0.94
0.485
0.06
R-75
23.000
1.250
1.56
1.50
0.879
0.09
R-76
26.500
0.313
0.56
0.50
0.206
0.06
R-77
27.250
0.625
0.88
0.81
0.413
0.06
R-78
27.250
1.000
1.31
1.25
0.681
0.09
R-79
27.250
1.375
1.75
1.63
0.977
0.09
R-80
24.250
0.313
N/A
0.50
0.206
0.06
R-81
25.000
0.563
N/A
0.75
0.377
0.06
R-82
2.250
0.438
N/A
0.63
0.305
0.06
R-84
2.500
0.438
N/A
0.63
0.305
0.03
R-85
3.125
0.500
N/A
0.69
0.341
0.06
R-86
3.563
0.625
N/A
0.81
0.413
0.06
R-87
3.938
0.625
N/A
0.81
0.413
0.06
R-88
4.875
0.750
N/A
0.94
0.485
0.06
R-89
4.500
0.750
N/A
0.94
0.485
0.06
R-90
6.125
0.875
N/A
1.06
0.583
0.06
R-91
10.250
1.250
N/A
1.50
0.879
0.09
R-92
9.000
0.438
0.69
0.63
0.305
0.03
R-93
29.500
0.750
N/A
0.94
0.485
0.06
R-94
31.500
0.750
N/A
0.94
0.485
0.06
R-95
33.750
0.750
N/A
0.94
0.485
0.06
R-96
36.000
0.875
N/A
1.06
0.583
0.06
R-97
38.000
0.875
N/A
1.06
0.583
0.06
R-98
40.250
0.875
N/A
1.06
0.583
0.06
R-99
9.250
0.438
N/A
0.63
0.305
0.03
R-100
29.500
1.125
N/A
1.38
0.780
0.09
R-101
31.500
1.250
N/A
1.50
0.879
0.09
R-102
33.750
1.250
N/A
1.50
0.879
0.09
R-103
36.000
1.250
N/A
1.50
0.879
0.09
R-104
38.000
1.375
N/A
1.63
0.977
0.09
R-105
40.250
1.375
N/A
1.63
0.977
0.09
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