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Single-Spring Elastomer Bellow Seals R19 for John Crane Type 502

rubber bellows seal
Elastomer Bellow Seals R19
Replacement for:
  • John crane type 502

Features:
  • Single-Spring
  • SS316 metal available
  • Quick delivery
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Performance Capabilities of Elastomer Bellow Seals R19

  • Temperature: -30℃ to 200℃, dependent on the elastomer
  • Pressure: Up to 12 bar
  • Speed: Up to 12 m/s
  • End play/axial float allowance ±0.1mm

Sizes 0f Elastomer Bellow Seals R19

14mm to 100mm

Materials Selection of Elastomer Bellow Seals R19

  • Face: Carbon, SiC, TC
  • Seat: Ceramic, SiC, TC
  • Bellow: NBR, EPDM, VITON etc.
  • Spring: SS304, SS316
  • Metal parts: SS304, SS316

Specification of Elastomer Bellow Seals R19

Elastomer Bellow Seals By Size  d D D1 L1  L2
R19-14 14 24 25 12 23.2
R19-16 16 26 27 12 23.2
R19-18 18 32 33 13.5 24.2
R19-20 20 34 35 13.5 24.2
R19-22 22 36 37 13.5 24.2
R19-24 24 38 39 13.5 26.9
R19-25 25 39 40 13 27.2
R19-28 28 42 43 12.5 30.2
R19-30 30 44 45 11.9 30.7
R19-32 32 46 48 11.9 30.7
R19-33 33 47 48 11.9 30.7
R19-35 35 49 50 11.9 30.7
R19-38 38 54 56 12.9 32.2
R19-40 40 56 58 12.9 32.2
R19-43 43 59 61 12.9 32.2
R19-45 45 61 63 12.9 32.2
R19-48 48 64 66 12.9 32.2
R19-50 50 66 70 13.4 34.2
R19-53 53 69 73 13.4 34.2
R19-55 55 71 75 13.4 34.2
R19-58 58 78 78 13.4 39.2
R19-60 60 80 80 13.4 39.2
R19-63 63 83 83 13.4 39.2
R19-65 65 85 85 13.4 39.2
R19-68 68 88 90 13.4 39.2
R19-70 70 89 92 14.5 45.7
R19-75 75 96 97 14.5 45.7
R19-80 80 104 105 15 45.2
R19-85 85 108 110 15 45.2
R19-90 90 114 115 15 50.2
R19-95 95 118 120 15 50.2
R19-100 100 124 125 15 50.2

Design Drawing of Elastomer Bellow Seals R19

Elastomer Bellow Seals R19
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