| Stationary and rotating face | SIC/SIC |
| Material of metal part | AISI 304 stainless steel |
| Shaft diameter | 50 |
| Outer diameter of the fixed ring, mm | 69,85 |
| Producer | BTS Engineering |
| Operating temperature | -20°C + 150°C |
| Pressure | 1.5 MPa |
| Rubber type | VITON |
| Rotation velocity | 15 m/s |
| Seal type | R-21 |
| Application | Summit, LOWARA, Inoxpa, Goulds Pumps, Rovatti, TONKAFLO, Koshin, Scot Motorpump, DESMI, Baltimore Aircoil |
| Analogue for | Hermetica M112K.5SP, Sealol 43CU short, AESSEL P04T, AESSEL P04, Burgmann MG921 / D1-G55, LIDERING LRB01, Flowserve 110, Roten 21A, Vulcan 11, John Crane 21, US SEAL C |
| Gross weight, kg | 0.25 |
| Length of transport packing, cm | 7,5 |
| Width of transport packing, cm | 7,5 |
| Height of transport packing, cm | 6,5 |
| Stationary and rotating face | SIC/SIC |
| Material of metal part | AISI 304 stainless steel |
| Shaft diameter | 50 |
| Outer diameter of the fixed ring, mm | 69,85 |
| Producer | BTS Engineering |
| Operating temperature | -20°C + 150°C |
| Pressure | 1.5 MPa |
| Rubber type | VITON |
| Rotation velocity | 15 m/s |
| Seal type | R-21 |
| Application | Summit, LOWARA, Inoxpa, Goulds Pumps, Rovatti, TONKAFLO, Koshin, Scot Motorpump, DESMI, Baltimore Aircoil |
| Analogue for | Hermetica M112K.5SP, Sealol 43CU short, AESSEL P04T, AESSEL P04, Burgmann MG921 / D1-G55, LIDERING LRB01, Flowserve 110, Roten 21A, Vulcan 11, John Crane 21, US SEAL C |
| Gross weight, kg | 0.25 |
| Length of transport packing, cm | 7,5 |
| Width of transport packing, cm | 7,5 |
| Height of transport packing, cm | 6,5 |
Download instructions, catalog for Mechanical seal for pump R-21 50, SIC/SIC, VITON, 304 type FLOWSERVE 110, VULCAN 11, AESSEAL P04, P04T