| specifications︰ | Range of production
Series 239 (K), 230 (K), 240 (K), 241 (K), 222 (K), 232 (K), 213 (K), 223 (K)
- 23010 … 23046 (Inside diameter 50 … 230 )
- 24020 … 24050 (Inside diameter 100 … 250 )
- 24120 … 24150 (Inside diameter 100 … 250 )
- 22205 … 22250 (Inside diameter 25 … 250 )
- 21307 … 21350 (Inside diameter 35 … 250 )
- 22308 … 22350 (Inside diameter 40 … 250 )
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