Product Description
(1) Features
•For plain shafts
•Single and dual seal
•Elastomer bellows rotating
•Unbalanced
•Independent of direction of rotation
•No torsion on bellows and spring
•Conical or cylindrical spring
•Metric and inch sizes available
•Special seat dimensions available
•US Patent No. 6.220.601
(2)Advantages
•Fits into any installation space due to smallest outer seal diameter
•Important material approvals available
•Individual installation length can be achieved
•High flexibility due to extended selection of materials
•Universal application (standardization)
(3) Operating range (see note on page 1)
Shaft diameter: d1 = 10 ... 100 mm (0.375" ... 4")
Pressure: p1 = 12 bar (174 PSI),
vacuum 0.5 bar (7.25 PSI), up to 1 bar (14.5 PSI)
with seat locking
Temperature: t = -20 °C ... +140 °C (-4 °F ... +284 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)
Axial movement: ±0.5 mm
(4)Materials
Seal face: Carbon graphite antimony impregnated (A),
Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat: Silicon carbide (Q1, Q2), Aluminium oxide (V)
Elastomer: NBR (P), EPDM (E), FKM (V), HNBR (X4)
Metal parts: CrNiMo steel (G)
(5)Standards and approvals
•EN 12756
•Material approvals: e. g. FDA, KTW, WRAS, W270, , ACS.
(6) Recommended applications
•Water and waste water technology
•Food and beverage industry
•Chemical Industry
•Cooling fluids
•Media with low solids content
•Pressure oils for bio diesel fuels
•Circulating pumps
•Submersible pumps
•Multi-stage pumps (non-drive side)
•Water and waste water pumps
•Oil applications
(7) Item Part no. to DIN 24250 Description
1.1 472 Seal face
1.2 481 Bellows
1.3 485 Driver collar
1.4 484.1 "L" ring (spring collar)
1.5 474 Washer
2 477 Spring
3 475 Seat
4 412 Rubber cup
(8)Seat alternatives
| MG9 ... the alternative |
| EagleBurgman* |
Crane* |
Sealol* |
Dimensions |
Table |
| MG910/d1-G50 |
1A |
43CE long |
lnch/mm |
B |
| |
1A |
43CE long |
mm |
A |
| MG920/d1-G50 |
2 |
43CE short |
lnch/mm |
B |
| |
2 |
43CE short |
mm |
A |
| MG901/d1-G55 |
1 |
43CU long |
lnch(USA only) |
C |
| MG921/d1-G55 |
2 |
43CU short |
lnch(USA only) |
C |
| |
21 |
43CU short |
lnch(USA only) |
C |
| MG912/d1-G60 |
502 |
43DIN |
mm |
A |
| |
521 |
43DIN |
mm |
A |
| |
2100-l1k |
43DIN |
mm |
A |
| MG913/d1-G60 |
2100-11N |
|
mm |
A |
| * Connection dimensions identical |
Detailed Photos
Product Structure Size
| Table A - Dimensions in mm |
| d1 |
d6 |
d7 |
d14 |
d16 |
da |
db |
L1 |
L1k |
L1n |
L1S |
L5 |
L6 |
L17 |
L28 |
L29 |
| 10 |
17.0 |
21.0 |
11.0 |
24.60 |
19.6 |
13.0 |
53.0 |
32.5 |
40.0 |
34.0 |
1.5 |
4.0 |
7.5 |
6.6 |
9.0 |
| 12 |
19.0 |
23.0 |
13.5 |
27.80 |
21.6 |
15.0 |
53.0 |
32.5 |
40.0 |
34.0 |
1.5 |
4.0 |
7.5 |
6.6 |
9.0 |
| 14 |
21.0 |
25.0 |
17.0 |
30.95 |
24.0 |
18.0 |
54.5 |
35.0 |
40.0 |
35.5 |
1.5 |
4.0 |
9.0 |
6.6 |
10.5 |
| 15 |
- |
- |
17.0 |
30.95 |
25.0 |
19.0 |
54.5 |
- |
- |
35.5 |
- |
- |
9.0 |
- |
10.5 |
| 16 |
23.0 |
27.0 |
17.0 |
30.95 |
26.5 |
20.0 |
54.5 |
35.0 |
40.0 |
35.5 |
1.5 |
4.0 |
9.0 |
6.6 |
10.5 |
| 18 |
27.0 |
33.0 |
20.0 |
34.15 |
29.0 |
22.0 |
54.5 |
37.5 |
45.0 |
35.5 |
2.0 |
5.0 |
9.0 |
7.5 |
10.5 |
| 20 |
29.0 |
35.0 |
21.5 |
35.70 |
31.5 |
24.5 |
54.5 |
37.5 |
45.0 |
35.5 |
2.0 |
5.0 |
9.0 |
7.5 |
10.5 |
| 22 |
31.0 |
37.0 |
23.0 |
37.30 |
33.0 |
27.0 |
54.5 |
37.5 |
45.0 |
35.5 |
2.0 |
5.0 |
9.0 |
7.5 |
10.5 |
| 24 |
33.0 |
39.0 |
26.5 |
40.50 |
37.0 |
29.0 |
54.5 |
40.0 |
50.0 |
35.5 |
2.0 |
5.0 |
9.0 |
7.5 |
10.5 |
| 25 |
34.0 |
40.0 |
26.5 |
40.50 |
38.0 |
30.0 |
54.5 |
40.0 |
50.0 |
35.5 |
2.0 |
5.0 |
9.0 |
7.5 |
10.5 |
| 28 |
37.0 |
43.0 |
29.5 |
47.65 |
41.0 |
34.0 |
72.0 |
42.5 |
50.0 |
45.0 |
2.0 |
5.0 |
10.5 |
7.5 |
12.0 |
| 30 |
39.0 |
45.0 |
32.5 |
50.80 |
43.0 |
36.0 |
72.0 |
42.5 |
50.0 |
45.0 |
2.0 |
5.0 |
10.5 |
7.5 |
12.0 |
| 32 |
42.0 |
48.0 |
32.5 |
50.80 |
45.0 |
38.0 |
72.0 |
42.5 |
55.0 |
45.0 |
2.0 |
5.0 |
10.5 |
7.5 |
12.0 |
| 33 |
42.0 |
48.0 |
36.5 |
54.00 |
46.0 |
39.0 |
72.0 |
42.5 |
55.0 |
45.0 |
2.0 |
5.0 |
10.5 |
7.5 |
12.0 |
| 35 |
44.0 |
50.0 |
36.5 |
54.00 |
48.0 |
41.0 |
72.0 |
42.5 |
55.0 |
45.0 |
2.0 |
5.0 |
10.5 |
7.5 |
12.0 |
| 38 |
49.0 |
56.0 |
39.5 |
57.15 |
52.5 |
44.5 |
72.0 |
45.0 |
55.0 |
45.0 |
2.0 |
6.0 |
10.5 |
9.0 |
12.0 |
| 40 |
51.0 |
58.0 |
42.5 |
60.35 |
55.5 |
47.5 |
72.0 |
45.0 |
55.0 |
45.0 |
2.0 |
6.0 |
10.5 |
9.0 |
12.0 |
| 43 |
54.0 |
61.0 |
46.0 |
63.50 |
58.5 |
50.5 |
83.0 |
45.0 |
60.0 |
53.0 |
2.0 |
6.0 |
10.5 |
9.0 |
12.0 |
| 45 |
56.0 |
63.0 |
46.0 |
63.50 |
60.5 |
52.5 |
83.0 |
45.0 |
60.0 |
53.0 |
2.0 |
6.0 |
10.5 |
9.0 |
12.0 |
| 48 |
59.0 |
66.0 |
49.0 |
66.70 |
64.0 |
56.0 |
83.0 |
45.0 |
60.0 |
53.0 |
2.0 |
6.0 |
10.5 |
9.0 |
12.0 |
| 50 |
62.0 |
70.0 |
52.0 |
69.85 |
66.0 |
58.0 |
84.5 |
47.5 |
60.0 |
54.5 |
2.5 |
6.0 |
12.0 |
9.5 |
13.5 |
| 53 |
65.0 |
73.0 |
55.5 |
73.05 |
69.0 |
61.0 |
84.5 |
47.5 |
70.0 |
54.5 |
2.5 |
6.0 |
12.0 |
11.0 |
13.5 |
| 55 |
67.0 |
75.0 |
58.5 |
76.20 |
71.0 |
63.0 |
84.5 |
47.5 |
70.0 |
54.5 |
2.5 |
6.0 |
12.0 |
11.0 |
13.5 |
| 58 |
70.0 |
78.0 |
61.5 |
79.40 |
76.0 |
66.0 |
84.5 |
52.5 |
70.0 |
54.5 |
2.5 |
6.0 |
12.0 |
11.0 |
13.5 |
| 60 |
72.0 |
80.0 |
61.5 |
79.40 |
78.0 |
68.0 |
84.5 |
52.5 |
70.0 |
54.5 |
2.5 |
6.0 |
12.0 |
11.0 |
13.5 |
| 63 |
75.0 |
83.0 |
65.0 |
82.55 |
82.0 |
71.5 |
84.5 |
52.5 |
70.0 |
54.5 |
2.5 |
6.0 |
12.0 |
11.0 |
13.5 |
| 65 |
77.0 |
85.0 |
68.0 |
92.10 |
84.0 |
73.5 |
86.0 |
52.5 |
80.0 |
65.0 |
2.5 |
6.0 |
14.5 |
11.0 |
16.0 |
| 68 |
81.0 |
90.0 |
71.0 |
95.25 |
87.0 |
76.5 |
86.0 |
52.5 |
80.0 |
65.0 |
2.5 |
7.0 |
14.5 |
11.3 |
16.0 |
| 70 |
83.0 |
92.0 |
71.0 |
95.25 |
89.0 |
79.0 |
86.0 |
60.0 |
80.0 |
65.0 |
2.5 |
7.0 |
14.5 |
11.3 |
16.0 |
| 75 |
88.0 |
97.0 |
77.5 |
101.60 |
95.0 |
85.0 |
89.0 |
60.0 |
80.0 |
68.0 |
2.5 |
7.0 |
14.5 |
11.3 |
16.0 |
| 80 |
95.0 |
105.0 |
84.0 |
114.30 |
101.5 |
91.5 |
99.0 |
60.0 |
90.0 |
76.0 |
3.0 |
7.0 |
18.5 |
12.0 |
20.0 |
| 85 |
100.0 |
110.0 |
87.0 |
117.50 |
107.0 |
97.0 |
99.0 |
60.0 |
90.0 |
76.0 |
3.0 |
7.0 |
18.5 |
14.0 |
20.0 |
| 90 |
105.0 |
115.0 |
93.5 |
123.85 |
111.5 |
103.0 |
103.0 |
65.0 |
90.0 |
79.0 |
3.0 |
7.0 |
18.5 |
14.0 |
20.0 |
| 95 |
110.0 |
120.0 |
96.5 |
127.00 |
117.5 |
108.0 |
103.0 |
65.0 |
90.0 |
79.0 |
3.0 |
7.0 |
18.5 |
14.0 |
20.0 |
| 100 |
115.0 |
125.0 |
103.0 |
133.35 |
122.5 |
114.0 |
106.0 |
65.0 |
90.0 |
82.0 |
3.0 |
7.0 |
18.5 |
14.0 |
20.0 |
| Table B - Dimensions in inch / mm |
| d1 |
d1 |
d14 |
d16 |
da |
db |
L1 |
L1S |
L17 |
L29 |
| 0.375" |
9.53 |
11.0 |
24.60 |
18.8 |
12.5 |
53.0 |
34.0 |
7.5 |
9.0 |
| 0.500" |
12.70 |
13.5 |
27.80 |
22.3 |
16.0 |
53.0 |
34.0 |
7.5 |
9.0 |
| 0.625" |
15.88 |
17.0 |
30.95 |
26.5 |
20.0 |
54.5 |
35.5 |
9.0 |
10.5 |
| 0.750" |
19.05 |
20.0 |
34.15 |
29.5 |
23.0 |
54.5 |
35.5 |
9.0 |
10.5 |
| 0.875" |
22.23 |
23.0 |
37.30 |
33.0 |
27.0 |
54.5 |
35.5 |
9.0 |
10.5 |
| 1.000" |
25.40 |
26.5 |
40.50 |
38.0 |
30.5 |
54.5 |
35.5 |
9.0 |
10.5 |
| 1.125" |
28.58 |
29.5 |
47.65 |
41.5 |
34.5 |
72.0 |
45.0 |
10.5 |
12.0 |
| 1.250" |
31.75 |
32.5 |
50.80 |
45.0 |
38.0 |
72.0 |
45.0 |
10.5 |
12.0 |
| 1.375" |
34.93 |
36.5 |
54.00 |
48.0 |
41.0 |
72.0 |
45.0 |
10.5 |
12.0 |
| 1.500" |
38.10 |
39.5 |
57.15 |
52.5 |
44.5 |
72.0 |
45.0 |
10.5 |
12.0 |
| 1.625" |
41.28 |
42.5 |
60.35 |
57.0 |
48.5 |
72.0 |
45.0 |
10.5 |
12.0 |
| 1.750" |
44.45 |
46.0 |
63.50 |
60.5 |
51.5 |
83.0 |
53.0 |
10.5 |
12.0 |
| 1.875" |
47.63 |
49.0 |
66.70 |
64.0 |
55.0 |
83.0 |
53.0 |
10.5 |
12.0 |
| 2.000" |
50.80 |
52.0 |
69.85 |
66.0 |
58.0 |
84.5 |
54.5 |
12.0 |
13.5 |
| 2.125" |
53.98 |
55.5 |
73.05 |
71.0 |
61.5 |
84.5 |
54.5 |
12.0 |
13.5 |
| 2.250" |
57.15 |
58.5 |
76.20 |
76.5 |
65.0 |
84.5 |
54.5 |
12.0 |
13.5 |
| 2.375" |
60.33 |
61.5 |
79.40 |
78.5 |
68.5 |
84.5 |
54.5 |
12.0 |
13.5 |
| 2.500" |
63.50 |
65.0 |
82.55 |
82.0 |
72.0 |
84.5 |
54.5 |
12.0 |
13.5 |
| 2.625" |
66.68 |
68.0 |
92.10 |
84.0 |
75.0 |
86.0 |
65.0 |
14.5 |
16.0 |
| 2.750" |
69.85 |
71.0 |
95.25 |
89.0 |
79.0 |
86.0 |
65.0 |
14.5 |
16.0 |
| 2.875" |
73.03 |
74.5 |
98.45 |
92.5 |
82.0 |
89.0 |
68.0 |
14.5 |
16.0 |
| 3.000" |
76.20 |
77.5 |
101.60 |
95.5 |
85.5 |
89.0 |
68.0 |
14.5 |
16.0 |
| 3.125" |
79.38 |
80.5 |
111.15 |
101.5 |
91.0 |
99.0 |
76.0 |
18.5 |
20.0 |
| 3.250" |
82.55 |
84.0 |
114.30 |
104.7 |
94,0 |
99.0 |
76.0 |
18.5 |
20.0 |
| 3.375" |
85.73 |
87.0 |
117.50 |
107.0 |
98.0 |
99.0 |
76.0 |
18.5 |
20.0 |
| 3.500" |
88.90 |
90.5 |
120.65 |
111.5 |
100.0 |
99.0 |
76.0 |
18.5 |
20.0 |
| 3.625" |
92.08 |
93.5 |
123.85 |
114.5 |
104.0 |
103.0 |
79.0 |
18.5 |
20.0 |
| 3.750" |
95.25 |
96.5 |
127.00 |
118.0 |
108.0 |
103.0 |
79.0 |
18.5 |
20.0 |
| 3.875" |
98.43 |
100.0 |
130.20 |
121.0 |
112.0 |
106.0 |
82.0 |
18.5 |
20.0 |
| 4.000" |
101.60 |
103.0 |
133.35 |
125.0 |
116.0 |
106.0 |
82.0 |
18.5 |
20.0 |
| Table C - Dimensions in inch |
| d1 |
d61 |
d71 |
da |
db |
L14 |
L15 |
L41 |
L51 |
L61 |
| 0.375 |
0.625 |
0.875 |
0.740 |
0.492 |
1.125 |
1.500 |
0.313 |
0.050 |
0.250 |
| 0.500 |
0.750 |
1.000 |
0.878 |
0.630 |
1.125 |
1.500 |
0.313 |
0.050 |
0.250 |
| 0.625 |
0.937 |
1.250 |
1.043 |
0.787 |
1.281 |
1.718 |
0.406 |
0.050 |
0.344 |
| 0.750 |
1.062 |
1.375 |
1.161 |
0.905 |
1.281 |
1.718 |
0.406 |
0.050 |
0.344 |
| 0.875 |
1.187 |
1.500 |
1.299 |
1.063 |
1.343 |
1.781 |
0.406 |
0.050 |
0.344 |
| 1.000 |
1.312 |
1.625 |
1.496 |
1.200 |
1.437 |
2.000 |
0.437 |
0.050 |
0.375 |
| 1.125 |
1.437 |
1.750 |
1.634 |
1.358 |
1.500 |
2.062 |
0.437 |
0.050 |
0.375 |
| 1.250 |
1.563 |
1.875 |
1.772 |
1.496 |
1.500 |
2.062 |
0.437 |
0.050 |
0.375 |
| 1.375 |
1.687 |
2.000 |
1.890 |
1.614 |
1.562 |
2.124 |
0.437 |
0.050 |
0.375 |
| 1.500 |
1.813 |
2.125 |
2.067 |
1.752 |
1.562 |
2.124 |
0.437 |
0.050 |
0.375 |
| 1.625 |
2.000 |
2.375 |
2.244 |
1.909 |
1.875 |
2.500 |
0.500 |
0.050 |
0.437 |
| 1.750 |
2.125 |
2.500 |
2.382 |
2.028 |
1.875 |
2.500 |
0.500 |
0.050 |
0.437 |
| 1.875 |
2.250 |
2.625 |
2.520 |
2.165 |
2.000 |
2.625 |
0.500 |
0.050 |
0.437 |
| 2.000 |
2.375 |
2.750 |
2.598 |
2.283 |
2.000 |
2.625 |
0.500 |
0.050 |
0.437 |
| 2.125 |
2.375 |
3.000 |
2.795 |
2.421 |
2.249 |
2.937 |
0.562 |
0.050 |
0.500 |
| 2.250 |
2.437 |
3.125 |
2.992 |
2.559 |
2.249 |
2.937 |
0.562 |
0.050 |
0.500 |
| 2.375 |
2.563 |
3.250 |
3.071 |
2.697 |
2.375 |
3.062 |
0.562 |
0.050 |
0.500 |
| 2.500 |
2.687 |
3.375 |
3.228 |
2.834 |
2.375 |
3.062 |
0.562 |
0.050 |
0.500 |
| 2.625 |
2.812 |
3.375 |
3.307 |
2.953 |
2.562 |
3.375 |
0.625 |
0.100 |
0.562 |
| 2.750 |
2.937 |
3.500 |
3.504 |
3.110 |
2.562 |
3.375 |
0.625 |
0.100 |
0.562 |
| 2.875 |
3.062 |
3.750 |
3.642 |
3.228 |
2.687 |
3.500 |
0.625 |
0.100 |
0.562 |
| 3.000 |
3.187 |
3.875 |
3.760 |
3.366 |
2.687 |
3.500 |
0.625 |
0.100 |
0.562 |
| 3.125 |
3.312 |
4.000 |
4.000 |
3.583 |
2.968 |
3.906 |
0.781 |
0.100 |
0.656 |
| 3.250 |
3.437 |
4.125 |
4.122 |
3.700 |
2.968 |
3.906 |
0.781 |
0.100 |
0.656 |
| 3.375 |
3.562 |
4.250 |
4.213 |
3.858 |
2.968 |
3.906 |
0.781 |
0.100 |
0.656 |
| 3.500 |
3.687 |
4.375 |
4.390 |
3.937 |
2.968 |
3.906 |
0.781 |
0.100 |
0.656 |
| 3.625 |
3.812 |
4.500 |
4.508 |
4.095 |
3.093 |
4.031 |
0.781 |
0.100 |
0.656 |
| 3.750 |
3.937 |
4.625 |
4.646 |
4.252 |
3.093 |
4.031 |
0.781 |
0.100 |
0.656 |
| 3.875 |
4.062 |
4.750 |
4.764 |
4.409 |
3.218 |
4.156 |
0.781 |
0.100 |
0.656 |
| 4.000 |
4.187 |
4.875 |
4.921 |
4.567 |
3.218 |
4.156 |
0.781 |
0.100 |
0.656 |
Packaging & Shipping
Our Advantages
We have large stock, so our delivery is very fast.
For example,if products are standarded, the delivery time is one week.
Our company and factory addrss: Ningbo City, Zhejiang Province,China.
Our city has a large port and an airport, so its transportation is very convenient.
FAQ
Question1: What are the prices of your products?
Answer: For each model, the unit price is listed on the website, but what is displayed on the website is only the average market price. For specific models, you can contact us for further consultation and negotiation.
Question 2: Are you a factory or a trade company?
Answer: We are a factory with top sales for the trade service.
Question 3: What is the minimum order quantity for each order?
Answer: For products of regular models, the minimum order quantity is at least five. We welcome you to test the quality of our products and services through placing trial orders. Looking forward to the long-term cooperation with you.
Question4: What is your company's service tenet?
Answer: Quality first, service upmost. We promises that if there is any problem with the quality of the product, or if the product is damaged during the transportation, our company will be responsible for compensation, regardless of the ordder turnover value.
Question5: Can I try to get a SAMPLE before the order?
Answer: Sure. Our company will provide you with samples for free, but you will have to pay for the international delivery (freight collect payment).
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