Apply Range
Pressure: Up to 1.2MPa Temperature: -40°C~150°C Velocity: Vg<15m/sec
Elastomer bellows mechanical seals
Type RB2100 is equivalent to John Crane Mechanical seal Type2100 Single Face Unbalanced Seal Elastomer bellows
STRB2100 Fitting Dimension(mm)
| TYPE | D1 (h6) |
D2 (max) |
D3 | L1 (±1.0) |
L2 (±1.0) |
L3 |
| RB2100-10 | 10 | 20 | 21 | 15 | 27.5 | 5 |
| RB2100-12 | 12 | 22 | 23 | 15 | 26.5 | 6 |
| RB2100-14 | 14 | 24 | 25 | 15 | 29.0 | 6 |
| RB2100-15 | 15 | 25 | 26 | 15 | 29.0 | 6 |
| RB2100-16 | 16 | 26 | 27 | 15 | 29.0 | 6 |
| RB2100-18 | 18 | 32 | 33 | 20 | 31.5 | 6 |
| RB2100-20 | 20 | 34 | 35 | 20 | 31.5 | 6 |
| RB2100-22 | 22 | 36 | 37 | 20 | 31.5 | 6 |
| RB2100-24 | 24 | 38 | 39 | 20 | 34.0 | 6 |
| RB2100-25 | 25 | 39 | 40 | 20 | 34.0 | 6 |
| RB2100-28 | 28 | 42 | 43 | 26 | 36.5 | 6 |
| RB2100-30 | 30 | 44 | 45 | 26 | 35.5 | 7 |
| RB2100-32 | 32 | 46 | 48 | 26 | 35.5 | 7 |
| RB2100-33 | 33 | 47 | 48 | 26 | 35.5 | 7 |
| RB2100-35 | 35 | 49 | 50 | 26 | 34.5 | 8 |
| RB2100-38 | 38 | 54 | 56 | 30 | 37.0 | 8 |
| RB2100-40 | 40 | 56 | 58 | 30 | 37.0 | 8 |
| RB2100-43 | 43 | 59 | 61 | 30 | 37.0 | 8 |
| RB2100-45 | 45 | 61 | 63 | 30 | 37.0 | 8 |
| RB2100-48 | 48 | 64 | 66 | 30 | 35.0 | 10 |
| RB2100-50 | 50 | 66 | 70 | 30 | 37.5 | 10 |
| RB2100-53 | 53 | 69 | 73 | 30 | - | 10 |
| RB2100-55 | 55 | 71 | 75 | 30 | - | 10 |
| RB2100-58 | 58 | 78 | 78 | 33 | - | 10 |
| RB2100-60 | 60 | 80 | 80 | 33 | - | 12 |
| RB2100-63 | 63 | 83 | 83 | 33 | - | 12 |
| RB2100-65 | 65 | 85 | 85 | 33 | - | 12 |
| RB2100-68 | 68 | 88 | 90 | 33 | - | 12 |
| RB2100-70 | 70 | 90 | 92 | 33 | - | 12 |
| RB2100-75 | 75 | 99 | 97 | 33 | - | 12 |
STRB2100 Fitting Dimension(inch)
| TYPE | D1 (-0.002) |
D2 (max) |
D3 | L1 (±0.04) |
L2 (±0.04) |
L3 (±0.04) |
| RB2100-3/8" | 0.375 | 0.787 | 0.875 | 0.591 | 0.311 | |
| RB2100-1/2" | 0.500 | 0.945 | 1.000 | 0.591 | 0.812 | 0.311 |
| RB2100-5/8" | 0.625 | 1.024 | 1.250 | 0.591 | 0.875 | 0.406 |
| RB2100-3/4" | 0.750 | 1.260 | 1.375 | 0.787 | 0.875 | 0.406 |
| RB2100-7/8" | 0.875 | 1.417 | 1.500 | 0.787 | 0.937 | 0.406 |
| RB2100-1" | 1.000 | 1.535 | 1.625 | 0.787 | 1.000 | 0.437 |
| RB2100-1 1/8" | 1.125 | 1.654 | 1.750 | 1.024 | 1.062 | 0.437 |
| RB2100-1 1/4" | 1.250 | 1.811 | 1.875 | 1.024 | 1.062 | 0.437 |
| RB2100-1 3/8" | 1.375 | 1.929 | 2.000 | 1.024 | 1.125 | 0.437 |
| RB2100-1 1/2" | 1.500 | 2.216 | 2.125 | 1.181 | 1.187 | 0.437 |
| RB2100-1 5/8" | 1.625 | 2.205 | 2.375 | 1.181 | 1.375 | 0.500 |
| RB2100-1 3/4" | 1.750 | 2.402 | 2.500 | 1.181 | 1.375 | 0.500 |
| RB2100-1 7/8" | 1.875 | 2.520 | 2.625 | 1.181 | 1.500 | 0.500 |
| RB2100-2" | 2.000 | 2.598 | 2.750 | 1.181 | 1.500 | 0.500 |
| RB2100-2 1/8" | 2.125 | 2.717 | 3.000 | 1.181 | 1.687 | 0.563 |
| RB2100-2 1/4" | 2.250 | 3.031 | 3.125 | 1.299 | 1.812 | 0.563 |
| RB2100-2 3/8" | 2.375 | 3.150 | 3.250 | 1.299 | 1.812 | 0.563 |
| RB2100-2 1/2" | 2.500 | 3.268 | 3.375 | 1.299 | 1.812 | 0.563 |
| RB2100-2 5/8" | 2.625 | 3.465 | 2.375 | 1.299 | - | 0.626 |
| RB2100-2 3/4" | 2.750 | 3.504 | 3.500 | 1.299 | - | 0.626 |
| RB2100-2 7/8" | 2.875 | 3.780 | 3.750 | 1.299 | - | 0.626 |
| RB2100-3" | 3.000 | 3.898 | 3.875 | 1.575 | - | 0.626 |
