R18 (type 21)

R18 (type 21) Rubber Bellow Seal
Manufacturer: Atlas Engineering group
SKU: R18
Call for pricing

R18 (type 21) Rubber Bellow Seal

Analog: John Crane Type 21 Rubber Bellow Seal

Performance Capabilities
Temperature: -20C to 150C dependent on the elastomer
Pressure: Up to 8 bar
Speed: Up to 10 m/s
Sizes: 1/2" to 3"

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
"0.5-R15 12.7 23.88 25.4 7.92 20.82
"0.625-R15 15.875 26.7 31.75 10.29 22.43
"0.75-R15 19.05 31.09 34.93 10.29 22.43
"R15-0.875 22.225 33.4 38.1 10.29 24
"R15-1 25.4 43.18 41.28 11.1 25.6
"125.R15-1 28.575 46.28 44.45 11.1 27.17
"R15-1.25 31.75 49.4 47.63 11.1 27.17
"1.375-R15 34.925 52.58 50.8 11.1 28.78
"1.5-R15 38.1 55.8 53.98 11.1 28.78
"1.625-R15 41.275 62.2 60.33 12.7 35.15
"1.75-R15 44.45 66 63.5 12.7 35.15
"R15-1.875 47.625 66.6 66.68 12.7 38.3
"2-R15 50.8 73 69.85 12.7 38.3
R15-2.125" 53.9 73.3 76.2 14.27 43.05
R15-2.25" 57.1 78.41 79.38 14.27 43.05
R15-2.375" 60.3 82 82.55 14.27 46.25
R15-2.5" 63.5 84.87 85.73 14.27 46.25
R15-2.625" 66.6 88.4 85.73 15.9 49.4
R15-2.75" 69 92.58 88.9 15.9 49.4
R15-2.875" 73 94.85 95.25 15.9 52.57
R15-3" 76.2 101.9 98.43 15.9 52.57
Product tags