Page 167 - SKF-bearing-housings

Sealing solutions

Table 2

4

Labyrinth Taconite Taconite End cover End cover
TSN .. S TSN .. ND TNF .. ASNH .. ETS ..
3024 to 3056 3024 to 3032 3034 to 3056 3024 to 3032 3034 to 3056
224 to 232, 224 to 232 3034/185 to 3056/295
3034/185 to 3056/295
steel or cast iron, steel, nitrile rubber steel, nitrile rubber polymer cast iron,
silicone silicone
1 seal 1 seal 1 seal 1 end cover 1 end cover

–50 to +200 –40 to +100 –40 to +100 –40 to +110 –50 to +200
–60 to +390 –40 to +210 –40 to +210 –40 to +230 –60 to +390
not limited 12 12 n/a n/a
0,3 0,5 0,3 n/a n/a
++ + + n/a n/a
+ + + n/a n/a
–– – – ++ ++
– – – ++ ++
h9 V E h9 V E h9 V E n/a n/a
≤ 3,2 ≤ 3,2 n/a n/a n/a

– ++ ++ ++ ++
+ ++ ++ ++ ++
+ ++ ++ ++ ++
++ ++ ++ ++ ++
–– ++ ++ ++ ++
++ ++ ++ ++ ++

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