Single pusher-type seal
Unbalanced
Conical spring
Dependent on direction of rotation
The FH is a seal for demanding applications where operating conditions in the pump require machined metal parts for the mechanical seal.
The seals are available in a full range of diameters from 10 to 100 mm and in the standard diameters specifically for chemical applications.
Materials
Rotary seal parts
Rotating seal faces: Tungsten carbide/WIDIA (U1).
O-ring: VITON® (V).
Spring: Stainless steel AISI316 (G).
Stationary seat
Stationary seal faces: Tungsten carbide/WIDIA (U).
O-ring: VITON® (V).
Operating range
Pressure: 12 bar
Sliding velocity: 15 m/s
Temperature: -20°C +200°C
Applications
Particularly suitable for fluids with abrasive contents
Chemically and mechanically aggressive liquids
Acid solutions and corrosive substances
Clean and dirty water up to 120°C
Resistance to greases, oils, paints and solvents
Products
| Rotary part |
Stationary seat |
AREM
code |
Ø Inner hole mm |
Ø Outer hole mm |
Working height mm |
Ø Shaft |
AREM
code |
Ø Inner hole mm |
Ø Outer hole mm |
Working height mm |
| 0206020 |
20 |
33 |
25 |
20 |
201581 |
21 |
30,9 |
8 |
| 0206022 |
22 |
38 |
25 |
22 |
201582 |
23 |
35,4 |
8 |
| 0206024 |
24 |
38 |
27 |
24 |
201584 |
25 |
35,4 |
8 |
| 0206025 |
25 |
40 |
27 |
25 |
201585 |
27 |
38,2 |
8,5 |
| 0206028 |
28 |
46 |
29 |
28 |
201588 |
31 |
43,3 |
9 |
| 0206030 |
30 |
46 |
30 |
30 |
201590 |
31 |
43,3 |
9 |
| 0206032 |
32 |
46 |
30 |
32 |
201592 |
33 |
43,3 |
9 |
| 0206035 |
35 |
56 |
39 |
35 |
201595 |
36 |
53,5 |
11,5 |
| 0206038 |
38 |
63 |
39 |
38 |
201598 |
39 |
60,5 |
11,5 |
| 0206040 |
40 |
63 |
39 |
40 |
201599 |
41 |
60,5 |
11,5 |
