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NM-4 Elastomer bellows mechanical seals
NM-4 elastomer bellows mechanical seals
Analog:
AESSEAL B01, Burgmann BT-AR / SNAR, John Crane PR / DR, Roten 37B / L5, Vulcan 18, Sterling BT, Flowserve 118, Anga C10, Latty T750, Cyclam Type PRR, Pedrollo AR12
For pumps: Calpeda, Pedrollo, Grundfos, etc.
Materials of friction pair:
- resin-impregnated carbon graphite (Р’)
- stibium impregnated carbographite (A)
- silicone carbide (Q1, Q2)
- ceramics Al O (V)
Elastomers:
- fluorine rubber, FKM (V)
- nitrile rubber (P)
- ethylene-propylene rubber, EPDM (E)
Parameters:
- p = 10 bars
- t = -20 ... 140В°C
- v = 10 m/s
| d1 |
d3 |
d4 |
D7 |
l3 |
tol |
l4 |
| 6 |
18 | 23 | 22.0 | 8.0 | +0.5/0 | 4.0 |
| 8 |
24 | 27 | 26.0 | 11.0 | +0.5/0 | 8.0 |
| 10 | 24 | 27 | 26.0 | 11.0 | +0.5/0 | 8.0 |
| 11 | 24 | 27 | 26.0 | 11.0 | +0.5/0 | 8.0 |
| 12 | 24 | 27 | 26.0 | 12.8 | +0.7/0 | 8.0 |
| 13 | 24 | 27 | 26.0 | 12.8 | +0.7/0 | 8.0 |
| 14 | 32 | 35 | 29.5 | 12.8 | +0.7/0 | 8.0 |
| 15 | 32 | 35 | 29.5 | 12.8 | +0.7/0 | 8.0 |
| 16 | 39 | 43 | 38.0 | 12.8 | +0.7/0 | 8.0 |
| 16 | 39 | 43 | 42.0 | 12.8 | +0.7/0 | 8.0 |
| 17 | 39 | 43 | 42.0 | 12.8 | +0.7/0 | 8.0 |
| 18 | 39 | 43 | 42.0 | 12.8 | +0.7/0 | 8.0 |
| 19 | 39 | 43 | 42.0 | 12.8 | +0.7/0 | 8.0 |
| 20 | 39 | 43 | 42.0 | 12.8 | +0.7/0 | 8.0 |
| 22 | 42 | 47 | 45.0 | 12.8 | +0.7/0 | 10.0 |
| 23 | 47 | 52 | 50.0 | 13.5 | +1/0 | 10.0 |
| 24 | 47 | 52 | 50.0 | 13.5 | +1/0 | 10.0 |
| 25 | 47 | 52 | 50.0 | 13.5 | +1/0 | 10.0 |
| 26 | 47 | 52 | 50.0 | 13.5 | +1/0 | 10.0 |
| 27 | 47 | 52 | 50.0 | 13.5 | +1/0 | 10.0 |
| 28 | 54 | 60 | 57.0 | 15.0 | +1/0 | 10.0 |
| 30 | 54 | 60 | 57.0 | 15.0 | +1/0 | 10.0 |
| 32 | 54 | 60 | 57.0 | 15.0 | +1/0 | 10.0 |
| 35 | 60 | 70 | 63.0 | 16.0 | +1/0 | 10.0 |
| 38 | 65 | 75 | 68.0 | 18.0 | +1/0 | 12.0 |
| 40 | 65 | 75 | 68.0 | 18.0 | +1/0 | 12.0 |
| 45 | 70 | 80 | 73.0 | 20.0 | +1/0 | 12.0 |
| 50 | 85 | 95 | 88.0 | 23.0 | +1/0 | 15.0 |
| 60 | 105 | 115 | 110.0 | 30.0 | +1/0 | 15.0 |
Do not require any adaptation of the pump
When ordering the seal, it is necessary to specify the pump brand, shaft diameter, working conditions (pumped working medium, temperature) and the type of fixed connection (seats, rings)
- Description
NM-4 elastomer bellows mechanical seals
Analog:
AESSEAL B01, Burgmann BT-AR / SNAR, John Crane PR / DR, Roten 37B / L5, Vulcan 18, Sterling BT, Flowserve 118, Anga C10, Latty T750, Cyclam Type PRR, Pedrollo AR12
For pumps: Calpeda, Pedrollo, Grundfos, etc.
Materials of friction pair:
- resin-impregnated carbon graphite (Р’)
- stibium impregnated carbographite (A)
- silicone carbide (Q1, Q2)
- ceramics Al O (V)
Elastomers:
- fluorine rubber, FKM (V)
- nitrile rubber (P)
- ethylene-propylene rubber, EPDM (E)
Parameters:
- p = 10 bars
- t = -20 ... 140В°C
- v = 10 m/s
d1 d3 d4 D7 l3 tol l4 6 18 23 22.0 8.0 +0.5/0 4.0 8 24 27 26.0 11.0 +0.5/0 8.0 10 24 27 26.0 11.0 +0.5/0 8.0 11 24 27 26.0 11.0 +0.5/0 8.0 12 24 27 26.0 12.8 +0.7/0 8.0 13 24 27 26.0 12.8 +0.7/0 8.0 14 32 35 29.5 12.8 +0.7/0 8.0 15 32 35 29.5 12.8 +0.7/0 8.0 16 39 43 38.0 12.8 +0.7/0 8.0 16 39 43 42.0 12.8 +0.7/0 8.0 17 39 43 42.0 12.8 +0.7/0 8.0 18 39 43 42.0 12.8 +0.7/0 8.0 19 39 43 42.0 12.8 +0.7/0 8.0 20 39 43 42.0 12.8 +0.7/0 8.0 22 42 47 45.0 12.8 +0.7/0 10.0 23 47 52 50.0 13.5 +1/0 10.0 24 47 52 50.0 13.5 +1/0 10.0 25 47 52 50.0 13.5 +1/0 10.0 26 47 52 50.0 13.5 +1/0 10.0 27 47 52 50.0 13.5 +1/0 10.0 28 54 60 57.0 15.0 +1/0 10.0 30 54 60 57.0 15.0 +1/0 10.0 32 54 60 57.0 15.0 +1/0 10.0 35 60 70 63.0 16.0 +1/0 10.0 38 65 75 68.0 18.0 +1/0 12.0 40 65 75 68.0 18.0 +1/0 12.0 45 70 80 73.0 20.0 +1/0 12.0 50 85 95 88.0 23.0 +1/0 15.0 60 105 115 110.0 30.0 +1/0 15.0 Do not require any adaptation of the pump
When ordering the seal, it is necessary to specify the pump brand, shaft diameter, working conditions (pumped working medium, temperature) and the type of fixed connection (seats, rings)
- Name
- NM-4 Elastomer bellows mechanical seals
