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Structure Description:
Equivalent to Burmann Unitex seal
Single cartridge seal
Elastomer bellows
Unbalanced
Independent of direction of rotation
Rotating spring
Bellows and spring free from torsion
Metric and inch sizes available
Operating range:
Shaft diameter: dN = 25 … 75 mm (1" … 2.625")
Pressure: p1 = 12 bar (174 PSI)
Temperature: t = -20 °C … 140 °C (-4 °F … 284 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)
Axial movement: ± 0.5 mm
Materials
Seal face: Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V), EPDM (E)
Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)
Enactus -Unitex Dimensions(Inches) | ||||||||||||
dN |
d2 |
d3min |
d3max |
d9 |
da |
a |
s |
l1 |
l2 |
l3 |
l4 |
t |
1.000 |
1.512 |
1.634 |
2.000 |
2.362 |
4.134 |
2.440 |
0.520 |
2.579 |
1.614 |
0.965 |
0.906 |
1/4 NPT |
1.125 |
1.669 |
1.750 |
2.050 |
2.362 |
4.134 |
2.441 |
0.520 |
2.677 |
1.634 |
1.043 |
0.906 |
1/4 NPT |
1.250 |
1.772 |
1.890 |
2.250 |
2.559 |
4.331 |
2.638 |
0.520 |
2.736 |
1.654 |
1.083 |
0.906 |
1/4 NPT |
1.375 |
1.933 |
2.000 |
2.420 |
2.677 |
4.213 |
2.756 |
0.520 |
2.854 |
1.732 |
1.122 |
1.024 |
1/4 NPT |
1.500 |
2.020 |
2.146 |
2.625 |
2.874 |
4.843 |
2.950 |
0.579 |
2.854 |
1.732 |
1.122 |
1.024 |
1/4 NPT |
1.750 |
2.354 |
2.480 |
2.812 |
3.110 |
5.118 |
3.230 |
0.559 |
3.012 |
1.752 |
1.260 |
1.024 |
1/4 NPT |
1.875 |
2.433 |
2.559 |
2.940 |
3.228 |
5.118 |
3.307 |
0.559 |
3.071 |
1.772 |
1.299 |
1.024 |
1/4 NPT |
2.000 |
2.551 |
2.677 |
3.190 |
3.346 |
5.827 |
3.430 |
0.579 |
3.169 |
1.850 |
1.319 |
1.102 |
3/8 NPT |
2.125 |
2.795 |
2.875 |
3.437 |
3.740 |
5.512 |
3.820 |
0.689 |
3.287 |
1.850 |
1.437 |
1.102 |
3/8 NPT |
2.250 |
2.874 |
2.992 |
3.560 |
3.780 |
6.181 |
3.858 |
0.689 |
3.287 |
1.850 |
1.437 |
1.102 |
3/8 NPT |
2.375 |
3.012 |
3.110 |
3.590 |
3.937 |
6.181 |
4.020 |
0.689 |
3.366 |
1.850 |
1.516 |
1.102 |
3/8 NPT |
2.500 |
3.209 |
3.287 |
3.800 |
4.173 |
6.693 |
4.252 |
0.689 |
3.465 |
1.909 |
1.555 |
1.102 |
3/8 NPT |
2.625 |
3.268 |
3.374 |
3.937 |
4.252 |
6.378 |
4.331 |
0.689 |
3.465 |
1.909 |
1.555 |
1.102 |
3/8 NPT |
Enactus -Unitex Dimensions(mm) | ||||||||||||
dN |
d2 |
d3min |
d3max |
d9 |
da |
a |
s |
l1 |
l2 |
l3 |
l4 |
t |
25 |
38.4 |
41.5 |
51.0 |
60 |
105 |
62 |
13.2 |
65.5 |
41.0 |
24.5 |
23 |
1/4 NPT |
28 |
42.4 |
44.5 |
52.0 |
60 |
105 |
62 |
13.2 |
68.0 |
41.5 |
26.5 |
23 |
1/4 NPT |
30 |
42.4 |
45.5 |
56.0 |
63 |
105 |
67 |
13.2 |
68.0 |
41.5 |
26.5 |
23 |
1/4 NPT |
33 |
45.0 |
48.0 |
57.0 |
65 |
110 |
67 |
13.2 |
69.5 |
42.0 |
27.5 |
23 |
1/4 NPT |
35 |
49.1 |
50.8 |
61.5 |
68 |
107 |
70 |
13.2 |
72.5 |
44.0 |
28.5 |
26 |
1/4 NPT |
38 |
51.3 |
54.5 |
66.0 |
73 |
123 |
75 |
14.7 |
72.5 |
44.0 |
28.5 |
26 |
1/4 NPT |
40 |
54.3 |
57.5 |
68.0 |
75 |
123 |
77 |
14.7 |
75.5 |
44.5 |
31.0 |
26 |
1/4 NPT |
43 |
56.3 |
59.5 |
70.5 |
78 |
133 |
80 |
14.7 |
76.5 |
44.5 |
32.0 |
26 |
1/4 NPT |
45 |
59.8 |
63.0 |
73.0 |
79 |
130 |
82 |
14.2 |
76.5 |
44.5 |
32.0 |
26 |
1/4 NPT |
48 |
61.8 |
65.0 |
75.0 |
82 |
130 |
84 |
14.2 |
78.0 |
45.0 |
33.0 |
26 |
1/4 NPT |
50 |
64.8 |
68.0 |
78.0 |
85 |
148 |
87 |
14.7 |
80.5 |
47.0 |
33.5 |
28 |
3/8 NPT |
53 |
66.8 |
70.0 |
87.0 |
95 |
148 |
97 |
17.5 |
81.5 |
47.0 |
34.5 |
28 |
3/8 NPT |
55 |
71.0 |
73.0 |
83.0 |
90 |
148 |
92 |
17.5 |
83.5 |
47.0 |
36.5 |
28 |
3/8 NPT |
60 |
76.5 |
79.0 |
91.0 |
100 |
157 |
102 |
17.5 |
85.5 |
47.0 |
38.5 |
28 |
3/8 NPT |
65 |
83.0 |
85.7 |
98.5 |
108 |
162 |
110 |
17.5 |
88.0 |
48.5 |
39.5 |
28 |
3/8 NPT |
70 |
88.0 |
94.0 |
108.0 |
116 |
178 |
118 |
17.5 |
92.0 |
48.5 |
43.5 |
28 |
3/8 NPT |
75 |
93.4 |
98.4 |
118.0 |
125 |
190 |
127 |
17.5 |
93.5 |
49.0 |
44.5 |
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