FEY Labyrinth Sealing Rings
Protect components in dirty and abrasive environments up to 700oC
Bore Ø DB
RB
RD
NB
DN = DB+
15-20.9
21-29.9
1.5
1.8
0.65
0.75
+ 0.8
+ 0.9
30-35.9
36-42.9
2.2
2.8
0.72
0.82
0.85
0.95
+ 1.2
+ 1.6
43 51.9
52-59.9
3.1
3.5
+ 1.8
+ 2.0
60-69.9
70-74.9
3.8
4.1
+ 2.5
75-79.9
80-89.9
4.3
4.6
0.98
1.1
+ 2.8
90-99.9
100-109.9
5.0
5.5
+ 3.0
110-129.9
130-149.9
6.0
1.0
1.15
1.65
+ 3.5
150-169.9
170-199.9
7.0
8.0
+ 4.0
+ 5.0
200-259.9
260-319.9
9.0
10.0
+ 5.5
320-399.9
400-439.9
11.0
12.0
+ 6.0
+ 7.0
440-599.9
600-699.9
14.0
2.5
2.7
+ 8.0
700-799.9
800-899.9
16.0
18.0
+ 9.0
+ 10.0
900-999.9
1000-1300
20.0
22.0
+ 11.0
+ 12.0
Tolerance Table / Ring Materials
