T21/21T Elastomer Bellow Mechanical Seal menggantikan John Crane 21, VULCAN jenis 11, FLOWSERVE ( Pac-Seal) 110 seal
Penerangan:
ZL21, 21T Mekanikal Meterai
Penggantian kepada:
John Crane jenis 21
FLOWSERVE ( Pac-Seal) 110 meterai
Latty seal
Meterai Roplan
Meterai busuk 21A
SEALOL 43 CU pendek
Meterai STERLING 212A
Meterai C SEAL AS
jenis VULCAN 11
Bahan:
Cincin Pegun: Seramik (Alumina), Tindak balas Silikon Karbida Terikat, Silikon Karbida Tersinter Tanpa Tekanan, Pengikat Ni Tungsten Karbida, Pengikat Bersama Tungsten Karbida
Cincin Putar: Grafit Karbon Terresapi Resin (Furan), Impreg Antimoni, Grafit Karbon, Tak Bertekanan Tersinter Silikon Karbida, Terikat Tindak balas Silikon Karbida, Tungsten Karbida pengikat bersama, Tungsten Karbida pengikat Ni
Pengedap Sekunder: Nitril (NBR), Etilena Propilena (EPDM), Getah Fluorokarbon (Viton)
Permohonan:
air bersih,
Air kumbahan
Minyak dan cecair lain yang agak menghakis
| d (inci) | d (mm) | D3 | D31 | D1 | L1 | L2 |
| 0.500 | 12.7 | 24 | 22.8 | 25.4 | 20.62 | 7.95 |
| 0.625 | 15.8 | 26.7 | 26.7 | 31.75 | 22.23 | 10.31 |
| 0.750 | 19.1 | 31.2 | 30.4 | 34.93 | 22.23 | 10.31 |
| 0.875 | 22.2 | 33.5 | 33.4 | 38.1 | 23.8 | 10.31 |
| 1.000 | 25.4 | 43.2 | 39.3 | 4128 | 25.4 | 11.1 |
| 1.125 | 28.6 | 46.5 | 42 | 44.45 | 26.97 | 11.1 |
| 1.250 | 31.7 | 49.5 | 45.8 | 47.63 | 26.97 | 11.1 |
| 1.375 | 34.9 | 52.7 | 49.3 | 50.8 | 28.58 | 11.1 |
| 1.500 | 38.1 | 56 | 52.8 | 53.98 | 28.58 | 11.1 |
| 1.625 | 41.2 | 62.2 | 55.5 | 60.33 | 34.93 | 12.7 |
| 1.750 | 44.4 | 66 | 61 | 63.5 | 34.93 | 12.7 |
| 1.875 | 47.6 | 66 | 64 | 66.68 | 38.1 | 12.7 |
| 2.000 | 50.8 | 73 | 66 | 69.85 | 38.1 | 12.7 |
| 2.125 | 53.9 | 73.5 | 71.5 | 76.2 | 42.85 | 14.27 |
| 2.250 | 57.1 | 79.6 | 79.6 | 79.38 | 42.85 | 14.27 |
| 2.375 | 60.3 | 82 | 79.6 | 82.55 | 46.05 | 14.27 |
| 2.500 | 63.5 | 85 | 81.5 | 85.73 | 46.05 | 14.27 |
| 2.625 | 66.6 | 88.5 | 84.6 | 85.73 | 49.2 | 15.88 |
| 2.750 | 69.8 | 92.7 | 90 | 88.9 | 49.2 | 15.88 |
| 3.000 | 76.2 | 102 | 96.8 | 98.4 | 52.37 | 15.88 |
