| Stationary and rotating face | SIC/SIC |
| Material of metal part | AISI 304 stainless steel |
| Shaft diameter | 1.7/16" |
| Outer diameter of the fixed ring, mm | 25,4 |
| 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, Baltimore Aircoil, DESMI, Scot Motorpump, Koshin, TONKAFLO, Rovatti, Goulds Pumps, Inoxpa, LOWARA |
| Analogue for | John Crane 21, Hermetica M112K.5SP, Sealol 43CU short, AESSEL P04T, AESSEL P04, Burgmann MG921 / D1-G55, LIDERING LRB01, Flowserve 110, Roten 21A, Vulcan 11, US SEAL C |
| Gross weight, kg | 0.1 |
| Length of transport packing, cm | 6,5 |
| Width of transport packing, cm | 6,5 |
| Height of transport packing, cm | 6 |
| Stationary and rotating face | SIC/SIC |
| Material of metal part | AISI 304 stainless steel |
| Shaft diameter | 1.7/16" |
| Outer diameter of the fixed ring, mm | 25,4 |
| 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, Baltimore Aircoil, DESMI, Scot Motorpump, Koshin, TONKAFLO, Rovatti, Goulds Pumps, Inoxpa, LOWARA |
| Analogue for | John Crane 21, Hermetica M112K.5SP, Sealol 43CU short, AESSEL P04T, AESSEL P04, Burgmann MG921 / D1-G55, LIDERING LRB01, Flowserve 110, Roten 21A, Vulcan 11, US SEAL C |
| Gross weight, kg | 0.1 |
| Length of transport packing, cm | 6,5 |
| Width of transport packing, cm | 6,5 |
| Height of transport packing, cm | 6 |
Download instructions, catalog for Mechanical seal for pump shaft R-21 1.7/16, SIC/SIC, VITON, 304 type JOHN CRANE 21, BURGMANN MG921, AESSEAL P04, P04T