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- R-M7N/M74N
- Mechanical seal R-M7N 53, SIC/SIC, VITON, 304, G9
Mechanical seal R-M7N 53, SIC/SIC, VITON, 304, G9
Documentation
Download instructions, catalog for Mechanical seal R-M7N 53, SIC/SIC, VITON, 304, G9
Overview

Single mechanical seal with arbitrary direction of rotation. The seal is designed for work with petrochemical products, mild chemical compounds and substances used in the refrigeration industry. Used at temperatures from -50 to + 220°C, with pressure up to 2.5 MPa and rotation speed up to 20 m/sec. Used in the following types of Grundfos pumps: R-M7N-28: - Grundfos NB 32, NB 40, NB 50, NB 65, NB 80, NB 100. Grundfos article: 96658834 / 97769916 / 96658835 / 97769904 / 96658832 / 96658833 / 97769915 / 96551967 / 97769903 / 96551964 / 9655196. R-M7N-38: - Grundfos NB 40, NB 50, NB 65, NB 80, NB 100, NB 125, NB 150. Grundfos article: 96551960 / 97769917 / 96551962 / 97769905 / 96551929 / 96551961 / 96658855 / 97769918 / 96658856 / 97769906 / 96658853 / 96658854. R-M7N-48: - Grundfos NB 80, NB 100, NB 125, NB 150. Grundfos article: 96658866 / 97685505 / 96658867 / 97685502 / 96658864 / 96658865 / 96658799 / 97685504 / 96658800 / 97685501 / 96658797 96658798. R-M7N-55: - Grundfos NB 150, NB 200, NB 250. Grundfos article number: 96658810 / 97685588 / 96658811 / 97685584 / 96658808 / 96658809 / 97536543 / 97685589 / 97536544 / 97685585 / 97769923 / 97769925. R-M7N-60: - Grundfos NB 125, NB 150, NB 250. Grundfos article number: 96658823 / 97685590 / 96658824 / 97685586 / 96658821 / 96658822 / 97536585 / 97685591 / 97536586 / 97685587 / 97769924 / 97769926. Possible use in pumps: KSB, Grundfos, Allweiler and others. Analogue of mechanical seals: Burgmann M7N, M74, Anga V, AESSEAL W07DM, Flowserve Europac 600, Sterling 270, Vulcan 1677. Catalog R-M7N Mechanical seal for Wilo pump, K, KM, X, AX, AXP, AX, Calpeda, DAB, Ebara, Grundfos, for KSB pump, Allweiler, SALMSON, ACD Cryo, Flygt, IMP Pumps, LOWARA, PENTAX, Foras, Fristam, for SPERONI pump, ZENIT, Inoxpa, JL, Johnson pump, KOLMEKS, Pedrollo, SAER, Vulcan, WQ, WQK, for Tuchenhagen pump, ALFA LAVAL, Donjoy, Mission Magnum.
Characteristics
| Outer diameter of the fixed ring, mm | 73 |
| Type of conta-ring | G9 |
| Shaft diameter | 53 |
| Producer | BTS Engineering |
| Stationary and rotating face | SIC/SIC |
| Material of metal part | AISI 304 stainless steel |
| Rotation velocity | 20 m/s |
| Pressure | 2.5 MPa |
| Operating temperature | -40°C +200°C |
| Seal type | R-M7N |
| Rubber type | VITON |
| Application | Bornemann, KSB, Netzsch, Pompetravaini, Sterling (SIHI), Thune Eureka, AH |
| Analogue for | Hermetica M251.K2, Aesseal W07DMU, Anga V, Burgmann M7N, Flowserve Europac 600, Latty U68, LIDERING LWS10, Sterling 270, Vulcan 1677 |
| Logistics data: | |
| Gross weight, kg | 0.5 |
| Length of transport packing, cm | 8 |
| Width of transport packing, cm | 8 |
| Height of transport packing, cm | 6,5 |




















































































































































