R21 (type MG1) Rubber Bellow Seal
Analog: EagleBurgmann Type MG1 Rubber Bellow Seal
Performance Capabilities
Temperature: -30C to 200C dependent on the elastomer
Pressure: Up to 12 bar
Speed: Up to 12 m/s
Sizes: 10mm to 100mm
Materials Combination
Face: Carbon, SiC, TC
Seat: Ceramic, SiC, TC
O-rings: NBR, EPDM, VITON etc.
Spring: SS304, SS316
Metal parts: SS304, SS316
| |
d |
D |
D1 |
L1 |
L2 |
| R21-10 |
10 |
22 |
19.2 |
6.5 |
14.7 |
| R21-12 |
12 |
24.5 |
21.6 |
5.5 |
15.2 |
| 14-R21 |
14 |
28 |
24.6 |
5.5 |
17.2 |
| 15-R21 |
15 |
28 |
24.6 |
6.5 |
17.2 |
| 16-R21 |
16 |
28 |
28 |
7.5 |
17.2 |
| R21-18 |
18 |
31.5 |
30 |
8 |
19.7 |
| 19-R21 |
19 |
36.5 |
35 |
7.5 |
21.7 |
| R21-20 |
20 |
36.5 |
35 |
7.5 |
21.7 |
| R21-22 |
22 |
36.5 |
35 |
7.5 |
21.7 |
| R21-24 |
24 |
42 |
38 |
7.5 |
22.7 |
| R21-25 |
25 |
42 |
38 |
7.5 |
23.2 |
| R21-28 |
28 |
48.5 |
42 |
9 |
26.7 |
| R21-30 |
30 |
48.5 |
45 |
10.5 |
26.7 |
| R21-32 |
32 |
53 |
48 |
10.5 |
27.7 |
| R21-33 |
33 |
53 |
50 |
11 |
27.7 |
| R21-35 |
35 |
56.5 |
52 |
11 |
28.7 |
| R21-38 |
38 |
58.5 |
55 |
10.5 |
30.2 |
| R21-40 |
40 |
61.5 |
58 |
10.8 |
30.2 |
| R21-42 |
42 |
65 |
62 |
12 |
30.2 |
| R21-43 |
43 |
65 |
62 |
12 |
30.2 |
| R21-45 |
45 |
67.5 |
64 |
11.5 |
30.2 |
| R21-48 |
48 |
70 |
68.4 |
11.5 |
30.7 |
| R21-50 |
50 |
73.5 |
69.3 |
11.5 |
30.7 |
| R21-53 |
53 |
78 |
72.3 |
12.5 |
33.2 |
| R21-55 |
55 |
80.5 |
75.4 |
13.5 |
35.2 |
| R21-58 |
58 |
85 |
78.4 |
13.5 |
37.2 |
| R21-60 |
60 |
88 |
80.4 |
13.5 |
38.2 |
| R21-65 |
65 |
93 |
85.4 |
13 |
40.2 |
| R21-68 |
68 |
96 |
91.5 |
13.7 |
40.2 |
| R21-70 |
70 |
99 |
92 |
13 |
40.2 |
| R21-75 |
75 |
106.5 |
99 |
14 |
40.2 |
| R21-80 |
80 |
111.5 |
104 |
15 |
40.2 |
| R21-85 |
85 |
119.5 |
109 |
15 |
41.2 |
| R21-90 |
90 |
126.5 |
114 |
15 |
45.2 |
| R21-95 |
95 |
131.5 |
120.3 |
16 |
46.2 |
| R21-100 |
100 |
136.5 |
123.3 |
16 |
47.2 |
