The corporation keeps to the operation concept “scientific management, superior quality and performance primacy, consumer supreme for Type 20 mechanical seal for marine industry for marine industry, At our firm with top quality to start with as our motto, we manufacture products that are entirely made in Japan, from materials procurement to processing. This enables them to get used with confident peace of mind.
The corporation keeps to the operation concept “scientific management, superior quality and performance primacy, consumer supreme for , Our company considers that selling is not only to gain profit but also popularize the culture of our company to the world. So we have been working hard to give you the wholehearted service and willing to provide you the most competitive price in the market
Features
•Resilient single spring, rubber Diaphragm Seal
•Supplied with a Type 20 boot-mounted stationary as standard
•Designed to suit original common UK housing sizes.
Operating ranges
•Temperature: -30°C to +150°C
•Pressure: Up to 8 bar (116 psi)
•For full Performance Capabilities please download data sheet
Limits are for guidance only. Product performance is dependent on materials and other operating conditions.
d stationary to fit same housing sizes and working lengths.
Combination Materials:
Stationary Ring: Ceramic/Carbon/SIC/SSIC/TC
Rotary Ring: Ceramic/Carbon/SIC/SSIC/TC
Secondary Seal: NBR/EPDM/Viton
Spring and Punched Parts:SS304/SS316
W20 data sheet of dimension(mm)

|
Size/Metric |
D3 |
D31 |
D7 |
L4 |
L3 |
|
10 |
22.95 |
20.50 |
24.60 |
8.74 |
25.60 |
|
11 |
23.90 |
22.80 |
27.79 |
8.74 |
25.60 |
|
12 |
23.90 |
24.00 |
27.79 |
8.74 |
25.60 |
|
13 |
26.70 |
24.20 |
30.95 |
10.32 |
25.60 |
|
14 |
26.70 |
26.70 |
30.95 |
10.32 |
25.60 |
|
15 |
26.70 |
26.70 |
30.95 |
10.32 |
25.60 |
|
16 |
31.10 |
30.40 |
34.15 |
10.32 |
25.60 |
|
18 |
31.10 |
30.40 |
34.15 |
10.32 |
25.60 |
|
19 |
33.40 |
30.40 |
35.70 |
10.32 |
25.60 |
|
20 |
33.40 |
33.40 |
37.30 |
10.32 |
25.60 |
|
22 |
39.20 |
33.40 |
40.50 |
10.32 |
25.60 |
|
24 |
39.20 |
38.00 |
40.50 |
10.32 |
25.60 |
|
25 |
46.30 |
39.30 |
47.63 |
10.32 |
25.60 |
|
28 |
49.40 |
42.00 |
50.80 |
11.99 |
33.54 |
|
30 |
49.40 |
43.90 |
50.80 |
11.99 |
33.54 |
|
32 |
49.40 |
45.80 |
53.98 |
11.99 |
33.54 |
|
33 |
52.60 |
45.80 |
53.98 |
11.99 |
33.54 |
|
35 |
52.60 |
49.30 |
53.98 |
11.99 |
33.54 |
|
38 |
55.80 |
52.80 |
57.15 |
11.99 |
33.54 |
|
40 |
62.20 |
55.80 |
60.35 |
11.99 |
33.54 |
|
42 |
66.00 |
58.80 |
63.50 |
11.99 |
40.68 |
|
43 |
66.00 |
58.80 |
63.50 |
11.99 |
40.68 |
|
44 |
66.00 |
58.80 |
63.50 |
11.99 |
40.68 |
|
45 |
66.00 |
61.00 |
63.50 |
11.99 |
40.68 |
|
48 |
66.60 |
64.00 |
66.70 |
11.99 |
40.68 |
|
50 |
71.65 |
66.00 |
69.85 |
13.50 |
40.68 |
|
53 |
73.30 |
71.50 |
73.05 |
13.50 |
41.20 |
|
55 |
78.40 |
71.50 |
76.00 |
13.50 |
41.20 |
|
58 |
82.00 |
79.60 |
79.40 |
13.50 |
41.20 |
|
60 |
82.00 |
79.60 |
79.40 |
13.50 |
41.20 |
|
63 |
84.90 |
81.50 |
82.50 |
13.50 |
41.20 |
|
65 |
88.40 |
84.60 |
92.10 |
15.90 |
49.20 |
|
70 |
92.60 |
90.00 |
95.52 |
15.90 |
49.20 |
|
73 |
94.85 |
92.00 |
98.45 |
15.90 |
49.20 |
|
75 |
101.90 |
96.80 |
101.65 |
15.90 |
49.20 |
Type 20 mechanical seal for marine industry








