

| Temperature | -20℃-120℃ |
|---|---|
| Speed | ≦15m/s |
| Pressure | ≦1.4MPA |
| Stationary Seat | TBCT20-1 |
| Rotary Ring Material | CAR/SIC/TC |
| Stationary Ring Material | CER/SIC/TC |
| O-Ring Material | VIT/NBR/EPDM |
| Spring & Metal Parts | SUS304/SUS316 |
| Application | Clean Water,Sewage Water,Oil |
| FOB port | ningbo |
| Terms of Payment | T/T |
Mechanical seal
Replacement to:
John Crane 1A

Operational Conditions:
Temperature: -20℃ to +120℃
Pressure: ≤1.4MPa
Speed: ≤15m/s
Materials:
Stationary Ring: Silicon Carbide, TC, Carbon
Rotary Ring: Silicon Carbide, Ceramic, TC
Secondary Seal: NBR, EPDM, Viton
Spring and Metal Parts: SUS304,SUS316
Applications:
Clean water,
sewage water
oil and other moderately corrosive fluids
Stationary Seat:
Standard: TBCT20-1
Product details




SIZE

| Size/ Inch | d | D3 | D2 | D1 | L1 | L2 | Size/ Metric | d | D3 | L1 |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.375 | 9.5 | 22 | 11.0 | 24.60 | 44 | 8.7 | 14 | 14 | 29 | 44 |
| 0.500 | 12.7 | 25 | 13.5 | 27.80 | 44 | 8.7 | 16 | 16 | 29 | 44 |
| 0.625 | 15.8 | 29 | 17.0 | 30.95 | 44 | 10.3 | 18 | 18 | 32 | 44 |
| 0.750 | 19.0 | 32 | 20.0 | 34.15 | 44 | 10.3 | 19 | 19 | 32 | 44 |
| 0.813 | 20.6 | 33 | 21.5 | 35.70 | 44 | 10.3 | 20 | 20 | 33 | 44 |
| 0.875 | 22.2 | 35 | 23.0 | 37.30 | 44 | 10.3 | 24 | 24 | 38 | 44 |
| 1.000 | 25.4 | 38 | 26.5 | 40.50 | 44 | 10.3 | 25 | 25 | 38 | 44 |
| 1.125 | 28.5 | 46 | 29.5 | 47.65 | 60 | 11.9 | 27 | 27 | 46 | 60 |
| 1.250 | 31.7 | 49 | 32.5 | 50.80 | 60 | 11.9 | 28 | 28 | 46 | 60 |
| 1.375 | 34.9 | 52 | 36.5 | 54.00 | 60 | 11.9 | 29 | 29 | 46 | 60 |
| 1.500 | 38.1 | 56 | 39.5 | 57.15 | 60 | 11.9 | 30 | 30 | 49 | 60 |
| 1.625 | 41.2 | 59 | 42.5 | 60.35 | 60 | 11.9 | 32 | 32 | 49 | 60 |
| 1.750 | 44.4 | 62 | 46.0 | 63.50 | 71 | 11.9 | 34 | 34 | 52 | 60 |
| 1.875 | 47.6 | 65 | 49.0 | 66.70 | 71 | 11.9 | 35 | 35 | 52 | 60 |
| 2.000 | 50.8 | 68 | 52.0 | 69.85 | 71 | 13.5 | 38 | 38 | 56 | 60 |
| 2.215 | 53.9 | 71 | 55.5 | 73.50 | 71 | 13.5 | 40 | 40 | 59 | 60 |
| 2.250 | 57.1 | 75 | 58.5 | 76.20 | 71 | 13.5 | 42 | 42 | 62 | 71 |
| 2.375 | 60.3 | 78 | 61.5 | 79.40 | 71 | 13.5 | 45 | 45 | 62 | 71 |
| 2.500 | 63.5 | 81 | 65.0 | 82.55 | 71 | 13.5 | 48 | 48 | 65 | 71 |
| 2.625 | 66.6 | 86 | 68.0 | 92.10 | 70 | 15.9 | 50 | 50 | 68 | 71 |
| 2.750 | 69.8 | 89 | 71.0 | 95.25 | 70 | 15.9 | 54 | 54 | 71 | 71 |
| 2.875 | 73.0 | 92 | 74.5 | 98.45 | 73 | 15.9 | 55 | 55 | 75 | 71 |
| 3.000 | 76.2 | 95 | 77.5 | 101.60 | 73 | 15.9 | 60 | 60 | 78 | 71 |
| 3.125 | 79.3 | 102 | 80.5 | 111.15 | 79 | 19.9 | 65 | 65 | 86 | 70 |
| 3.250 | 82.5 | 105 | 84.0 | 114.30 | 79 | 19.9 | 70 | 70 | 89 | 70 |
| 3.375 | 85.7 | 108 | 87.0 | 117.50 | 79 | 19.9 | 73 | 73 | 92 | 73 |
| 3.500 | 88.9 | 111 | 90.5 | 120.65 | 79 | 19.9 | 75 | 75 | 95 | 73 |
| 3.625 | 92.0 | 114 | 93.5 | 123.85 | 83 | 19.9 | 80 | 80 | 105 | 79 |
| 3.375 | 95.2 | 117 | 96.5 | 127.00 | 83 | 19.9 | 90 | 90 | 114 | 83 |
| 3.875 | 98.4 | 121 | 100.0 | 130.20 | 86 | 19.9 | 95 | 95 | 118 | 83 |
| 4.000 | 101.6 | 124 | 103.0 | 133.35 | 86 | 19.9 | 100 | 100 | 124 | 86 |