Product details
Features
- For plain shafts
- Dual seal
- Unbalanced
- Rotating multiple springs
- Independent of direction of rotation
- Seal concept based on the M7 range
- Variant with pumping screw available (M74F-D)
Advantages
- Efficient stock keeping due to easily interchangeable faces
- Extended selection of materials
- Flexibility in torque transmissions
- EN 12756 (For connection dimensions d1 up to 100 mm (3.94")
Recommended applications
- Chemical industry
- Process industry
- Pulp and paper industry
- Low solids content and low abrasive media
- Toxic and hazardous media
- Media with poor lubrication properties
- Adhesives
- Chemical standard pumps
Operating range
Shaft diameter:
d1 = 18 ... 200 mm (0.71" … 7.87")
Pressure:
p1 = 25 bar (363 PSI)
Temperature:
t = -50 °C ... 220 °C
(-58 °F … 428 °F)
Sliding velocity:
vg = 20 m/s (66 ft/s)
Axial movement:
d1 up to 100 mm: ±0.5 mm
d1 from 100 mm: ±2.0 mm
Materials
Seal face: Silicon carbide (Q1)
Seat G9: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat G4, G6 (Q1, Q2), Seat G13 (A, B)
Secondary seals: EPDM (E), FKM (V), FFKM (K)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G), Duplex (G1)
AK-M74-D Dimensions(mm) |
Size |
d |
D6 |
D7 |
D3 |
d1 |
L1 |
L2 |
L3 |
18 |
18 |
27 |
33 |
33 |
3 |
38.0 |
11.5 |
19.5 |
20 |
20 |
29 |
35 |
35 |
3 |
38.0 |
11.5 |
19.5 |
22 |
22 |
31 |
37 |
37 |
3 |
38.0 |
11.5 |
19.5 |
24 |
24 |
33 |
39 |
39 |
3 |
38.0 |
11.5 |
19.5 |
25 |
25 |
34 |
40 |
40 |
3 |
38.0 |
11.5 |
19.5 |
28 |
28 |
37 |
43 |
43 |
3 |
39.0 |
11.5 |
19.5 |
30 |
30 |
39 |
45 |
45 |
3 |
39.0 |
11.5 |
19.5 |
32 |
32 |
42 |
48 |
47 |
3 |
39.0 |
11.5 |
19.5 |
33 |
33 |
42 |
48 |
48 |
3 |
39.0 |
11.5 |
19.5 |
35 |
35 |
44 |
50 |
50 |
3 |
39.0 |
11.5 |
19.5 |
38 |
38 |
49 |
56 |
55 |
4 |
41.0 |
14.0 |
22.0 |
40 |
40 |
51 |
58 |
57 |
4 |
42.0 |
14.0 |
22.0 |
43 |
43 |
54 |
61 |
60 |
4 |
42.0 |
14.0 |
22.0 |
45 |
45 |
56 |
63 |
62 |
4 |
42.0 |
14.0 |
22.0 |
48 |
48 |
59 |
66 |
65 |
4 |
42.0 |
14.0 |
22.0 |
50 |
50 |
62 |
70 |
67 |
4 |
43.0 |
15.0 |
23.0 |
53 |
53 |
65 |
73 |
70 |
4 |
43.0 |
15.0 |
23.0 |
55 |
55 |
67 |
75 |
72 |
4 |
43.0 |
15.0 |
23.0 |
58 |
58 |
70 |
78 |
79 |
4 |
56.0 |
15.0 |
23.0 |
60 |
60 |
72 |
80 |
81 |
4 |
56.0 |
15.0 |
23.0 |
63 |
63 |
75 |
83 |
84 |
4 |
55.0 |
15.0 |
23.0 |
65 |
65 |
77 |
85 |
86 |
4 |
55.0 |
15.0 |
23.0 |
68 |
68 |
81 |
90 |
89 |
4 |
55.0 |
18.0 |
26.0 |
70 |
70 |
83 |
92 |
91 |
4 |
56.0 |
18.0 |
26.0 |
75 |
75 |
88 |
97 |
99 |
4 |
56.0 |
18.0 |
26.0 |
80 |
80 |
95 |
105 |
104 |
4 |
56.0 |
18.2 |
26.2 |
85 |
85 |
100 |
110 |
109 |
4 |
56.0 |
18.2 |
26.2 |
90 |
90 |
105 |
115 |
114 |
4 |
56.0 |
18.2 |
26.2 |
95 |
95 |
110 |
120 |
119 |
4 |
56.0 |
17.2 |
26.2 |
100 |
100 |
115 |
125 |
124 |
4 |
56.0 |
17.2 |
26.2 |
Product show
Company show
Riscky Li
Mob: +86-17312558289
Website: http://akman2006.en.made-in-china.com