Ningbo Leader Engineering Co.,Ltd.
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Price: | 1.0 USD |
Payment Terms: | T/T,L/C |
Place of Origin: | Zhejiang, China (Mainland) |
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Bellows Mechanical Seal
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Affluent stock
TYPE21 Bellows Mechanical Seal
We supply kinds of elastomer mechanical seal,O-ring mechanical seal, PTFE mechanical seal and metal bellow mechanical seal,which most of mechanical seal are equivalent to Burgmann mechanical seal, John Crane mechanical seal, Pillar mechanical seals.
Main Export Markets: North America, South America, Asia, Western Europe
For the common rubber bellow mechanical seal such as T24/T43/T21/T20, MG1/2100/502, we have some in the stock. We also provide standard seal face such as G60, G50, G6, G4, G9, M7N.
Feature: Single Unbalanced Mechanical Seal
Item No.: GW21 (Equivalent to John crane type 21)
Operating Conditions:
Pressure: Up to 10bar or 145psi
Speed: Up to 10m/s or 33ft/s
Temperature: -40 to 200 centigrade degree (depending on materials used)
Material:
Seal face/Primary ring: Carbon graphite, Silicon carbide, Tungsten carbide.
Seat/Mating ring: Alumina ceramic, Silicon carbide, Tungsten carbide.
Secondary seals: NBR, Viton, EPDM, silicone
Inch Size | Metric size | D3 | D31 | D1 | L1 | L2 |
0.500 | 12.7 | 24.00 | 22.80 | 25.40 | 20.62 | 7.95 |
0.625 | 15.8 | 26.70 | 26.70 | 31.75 | 22.23 | 10.31 |
0.750 | 19.1 | 31.20 | 30.40 | 34.93 | 22.23 | 10.31 |
0.875 | 22.2 | 33.50 | 33.40 | 38.10 | 23.80 | 10.31 |
1.000 | 25.4 | 43.20 | 39.30 | 41.28 | 25.40 | 11.10 |
1.125 | 28.6 | 46.50 | 42.00 | 44.45 | 26.97 | 11.10 |
1.250 | 31.7 | 49.50 | 45.80 | 47.63 | 26.97 | 11.10 |
1.375 | 34.9 | 52.70 | 49.30 | 50.80 | 28.58 | 11.10 |
1.500 | 38.1 | 56.00 | 52.80 | 53.98 | 28.58 | 11.10 |
1.625 | 41.2 | 62.20 | 55.50 | 60.33 | 34.93 | 12.70 |
1.750 | 44.4 | 66.00 | 61.00 | 63.50 | 34.93 | 12.70 |
1.875 | 47.6 | 66.00 | 64.00 | 66.68 | 38.10 | 12.70 |
2.000 | 50.8 | 73.00 | 66.00 | 69.85 | 38.10 | 12.70 |
2.125 | 53.9 | 73.50 | 71.50 | 76.20 | 42.85 | 14.27 |
2.250 | 57.1 | 79.60 | 79.60 | 79.38 | 42.85 | 14.27 |
2.375 | 60.3 | 82.00 | 79.60 | 82.55 | 46.05 | 14.27 |
2.500 | 63.5 | 85.00 | 81.50 | 85.73 | 46.05 | 14.27 |
2.625 | 66.6 | 88.50 | 84.60 | 85.73 | 49.20 | 15.88 |
2.750 | 69.8 | 92.70 | 90.00 | 88.90 | 49.20 | 15.88 |
3.000 | 76.2 | 102 | 96.8 | 98.4 | 52.37 | 15.88 |