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- R-M7N/M74N
- Mechanical seal R-M7N 70, CAR/SIC, VITON, 304, G9
Mechanical seal R-M7N 70, CAR/SIC, VITON, 304, G9
Documentation
Download instructions, catalog for Mechanical seal R-M7N 70, CAR/SIC, VITON, 304, G9
Overview

Single mechanical seal with an arbitrary direction of rotation. The seal is designed to work with petrochemical products maloagressivnymi chemical compounds and substances that are used in the refrigeration industry.
It is used at temperatures from -50 to + 220°C, a pressure up to 2 MPa and 5 rotation speed to 20 m/sec.
It is used in these types of pumps Grundfos:
R-M7N-28:
- Grundfos NB 32, NB 40, NB 50, NB 65, NB 80, NB 100.
Article Grundfos: 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.
Article Grundfos: 96551960, 97769917, 96551962, 97769905, 96551929, 96551961, 96658855, 97769918, 96658856, 97769906, 96658853, 96658854.
R-M7N-48:
- Grundfos NB 80, NB 100, NB 125, NB 150.
Article Grundfos: 96658866, 97685505, 96658867, 97685502, 96658864, 96658865, 96658799, 97685504, 96658800, 97685501, 96658798 96,658,797.
R-M7N-55:
- Grundfos NB 150, NB 200, NB 250.
Article Grundfos: 96658810, 97685588, 96658811, 97685584, 96658808, 96658809, 97536543, 97685589, 97536544, 97685585, 97769923, 97769925.
R-M7N-60:
- Grundfos NB 125, NB 150, NB 250.
Article Grundfos: 96658823, 97685590, 96658824, 97685586, 96658821, 96658822, 97536585, 97685591, 97536586, 97685587, 97769924, 97769926.
Possible applications in pumps: KSB, Grundfos, Allweiler and others.
Analog mechanical seals: Burgmann M7N, M74, Anga V, AESSEAL W07DM, Flowserve Europac 600, Sterling 270, Vulcan 1677.
Mechanical seal for Wilo pump, K, KM, X, AH, AHP, AH, Calpeda, DAB, Ebara, Grundfos, pump KSB, Allweiler, SALMSON, ACD Cryo, Flygt, IMP Pumps, LOWARA, PENTAX, Foras, Fristam, pump SPERONI, ZENIT, Inoxpa, JL, Johnson pump, KOLMEKS, Pedrollo, SAER, Vulcan, WQ, WQK, pump Tuchenhagen, ALFA LAVAL, Donjoy, Mission Magnum.
Characteristics
Producer | BTS Engineering |
Shaft diameter | 70 |
Rubber type | VITON |
Stationary and rotating face | CAR/SIC |
Material of metal part | 304 |
Type of conta-ring | G9 |
Pressure | 2.5 MPa |
Rotation velocity | 20 m/s |
Operating temperature | -40°C +200°C |
Seal type | R-M7N |
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 | 0.25 |
Length of transport packing, cm | 8 |
Width of transport packing, cm | 8 |
Height of transport packing, cm | 10 |