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Die springs - BF
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| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF25060 | 25 | 13.5 | 60 | 16.4 | 30 | 490 | 27 | 441 | 24 | 392 |
| BF25065 | 25 | 13.5 | 65 | 15.1 | 32.5 | 490 | 29.2 | 441 | 26 | 392 |
| BF25070 | 25 | 13.5 | 70 | 14 | 35 | 490 | 31.5 | 441 | 28 | 392 |
| BF25075 | 25 | 13.5 | 75 | 13 | 37.5 | 490 | 33.7 | 441 | 30 | 392 |
| BF25080 | 25 | 13.5 | 80 | 12.3 | 40 | 490 | 36 | 441 | 32 | 392 |
| BF25090 | 25 | 13.5 | 90 | 10.9 | 45 | 490 | 40.5 | 441 | 36 | 392 |
| BF25100 | 25 | 13.5 | 100 | 9.8 | 50 | 490 | 45 | 441 | 40 | 392 |
| BF25125 | 25 | 13.5 | 125 | 7.8 | 62.5 | 490 | 56.2 | 441 | 50 | 392 |
| BF25150 | 25 | 13.5 | 150 | 6.6 | 75 | 490 | 67.5 | 441 | 60 | 392 |
| BF25175 | 25 | 13.5 | 175 | 5.6 | 87.5 | 490 | 78.7 | 441 | 70 | 392 |
| BF27025 | 27 | 13.5 | 25 | 47.1 | 12.5 | 588 | 11.2 | 530 | 10 | 471 |
| BF27030 | 27 | 13.5 | 30 | 39.2 | 15 | 588 | 13.5 | 530 | 12 | 471 |
| BF27035 | 27 | 13.5 | 35 | 33.6 | 17.5 | 588 | 15.7 | 530 | 14 | 471 |
| BF27040 | 27 | 13.5 | 40 | 29.4 | 20 | 588 | 18 | 530 | 16 | 471 |
| BF27045 | 27 | 13.5 | 45 | 26.2 | 22.5 | 588 | 20.2 | 530 | 18 | 471 |
| BF10020 | 10 | 5 | 20 | 9.8 | 10 | 98 | 9 | 88 | 8 | 79 |
| BF10025 | 10 | 5 | 25 | 7.8 | 12.5 | 98 | 11.2 | 88 | 10 | 79 |
| BF10030 | 10 | 5 | 30 | 6.6 | 15 | 98 | 13.5 | 88 | 12 | 79 |
| BF10035 | 10 | 5 | 35 | 5.6 | 17.5 | 98 | 15.7 | 88 | 14 | 79 |
| BF10040 | 10 | 5 | 40 | 4.9 | 20 | 98 | 18 | 88 | 16 | 79 |
| BF10045 | 10 | 5 | 45 | 4.3 | 22.5 | 98 | 20.2 | 88 | 18 | 79 |
| BF10050 | 10 | 5 | 50 | 3.9 | 25 | 98 | 22.5 | 88 | 20 | 79 |
| BF10055 | 10 | 5 | 55 | 3.5 | 27.5 | 98 | 24.7 | 88 | 22 | 79 |
| BF10060 | 10 | 5 | 60 | 3.2 | 30 | 98 | 27 | 88 | 24 | 79 |
| BF10065 | 10 | 5 | 65 | 3 | 32.5 | 98 | 29.2 | 88 | 26 | 79 |
| BF10070 | 10 | 5 | 70 | 2.8 | 35 | 98 | 31.5 | 88 | 28 | 79 |
| BF10075 | 10 | 5 | 75 | 2.6 | 37.5 | 98 | 33.7 | 88 | 30 | 79 |
| BF10080 | 10 | 5 | 80 | 2.5 | 40 | 98 | 36 | 88 | 32 | 79 |
| BF12020 | 12 | 6 | 20 | 13.7 | 10 | 137 | 9 | 123 | 8 | 108 |
| BF12025 | 12 | 6 | 25 | 11 | 12.5 | 137 | 11.2 | 123 | 10 | 108 |
| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF12030 | 12 | 6 | 30 | 9.1 | 15 | 137 | 13.5 | 123 | 12 | 108 |
| BF12035 | 12 | 6 | 35 | 7.8 | 17.5 | 137 | 15.7 | 123 | 14 | 108 |
| BF12040 | 12 | 6 | 40 | 6.9 | 20 | 137 | 18 | 123 | 16 | 108 |
| BF12045 | 12 | 6 | 45 | 6.1 | 22.5 | 137 | 20.2 | 123 | 18 | 108 |
| BF12050 | 12 | 6 | 50 | 5.5 | 25 | 137 | 22.5 | 123 | 20 | 108 |
| BF12055 | 12 | 6 | 55 | 5 | 27.5 | 137 | 24.7 | 123 | 22 | 108 |
| BF12060 | 12 | 6 | 60 | 4.6 | 30 | 137 | 27 | 123 | 24 | 108 |
| BF12065 | 12 | 6 | 65 | 4.2 | 32.5 | 137 | 29.2 | 123 | 26 | 108 |
| BF12070 | 12 | 6 | 70 | 3.9 | 35 | 137 | 31.5 | 123 | 28 | 108 |
| BF12075 | 12 | 6 | 75 | 3.6 | 37.5 | 137 | 33.7 | 123 | 30 | 108 |
| BF12080 | 12 | 6 | 80 | 3.4 | 40 | 137 | 36 | 123 | 32 | 108 |
| BF14025 | 14 | 7 | 25 | 14.1 | 12.5 | 177 | 11.2 | 157 | 10 | 142 |
| BF14030 | 14 | 7 | 30 | 11.8 | 15 | 177 | 13.5 | 157 | 12 | 142 |
| BF14035 | 14 | 7 | 35 | 10.1 | 17.5 | 177 | 15.7 | 157 | 14 | 142 |
| BF14040 | 14 | 7 | 40 | 8.8 | 20 | 177 | 18 | 157 | 16 | 142 |
| BF14045 | 14 | 7 | 45 | 7.8 | 22.5 | 177 | 20.2 | 157 | 18 | 142 |
| BF14050 | 14 | 7 | 50 | 7.1 | 25 | 177 | 22.5 | 157 | 20 | 142 |
| BF14055 | 14 | 7 | 55 | 6.4 | 27.5 | 177 | 24.7 | 157 | 22 | 142 |
| BF14060 | 14 | 7 | 60 | 5.9 | 30 | 177 | 27 | 157 | 24 | 142 |
| BF14065 | 14 | 7 | 65 | 5.4 | 32.5 | 177 | 29.2 | 157 | 26 | 142 |
| BF14070 | 14 | 7 | 70 | 5 | 35 | 177 | 31.5 | 157 | 28 | 142 |
| BF14075 | 14 | 7 | 75 | 4.7 | 37.5 | 177 | 33.7 | 157 | 30 | 142 |
| BF14080 | 14 | 7 | 80 | 4.4 | 40 | 177 | 36 | 157 | 32 | 142 |
| BF14090 | 14 | 7 | 90 | 3.9 | 45 | 177 | 40.5 | 157 | 36 | 142 |
| BF16025 | 16 | 8 | 25 | 16.5 | 12.5 | 206 | 11.2 | 186 | 10 | 167 |
| BF16030 | 16 | 8 | 30 | 13.7 | 15 | 206 | 13.5 | 186 | 12 | 167 |
| BF16035 | 16 | 8 | 35 | 11.8 | 17.5 | 206 | 15.7 | 186 | 14 | 167 |
| BF16040 | 16 | 8 | 40 | 10.3 | 20 | 206 | 18 | 186 | 16 | 167 |
| BF16045 | 16 | 8 | 45 | 9.2 | 22.5 | 206 | 20.2 | 186 | 18 | 167 |
| BF16050 | 16 | 8 | 50 | 8.2 | 25 | 206 | 22.5 | 186 | 20 | 167 |
| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF16055 | 16 | 8 | 55 | 7.6 | 27.5 | 206 | 24.7 | 186 | 22 | 167 |
| BF16060 | 16 | 8 | 60 | 6.9 | 30 | 206 | 27 | 186 | 24 | 167 |
| BF16065 | 16 | 8 | 65 | 6.4 | 32.5 | 206 | 29.2 | 186 | 26 | 167 |
| BF16070 | 16 | 8 | 70 | 5.9 | 35 | 206 | 31.5 | 186 | 28 | 167 |
| BF16075 | 16 | 8 | 75 | 5.5 | 37.5 | 206 | 33.7 | 186 | 30 | 167 |
| BF16080 | 16 | 8 | 80 | 5.2 | 40 | 206 | 36 | 186 | 32 | 167 |
| BF16090 | 16 | 8 | 90 | 4.6 | 45 | 206 | 40.5 | 186 | 36 | 167 |
| BF16100 | 16 | 8 | 100 | 4.1 | 50 | 206 | 45 | 186 | 40 | 167 |
| BF18025 | 18 | 9 | 25 | 20.4 | 12.5 | 255 | 11.2 | 226 | 10 | 206 |
| BF18030 | 18 | 9 | 30 | 17.1 | 15 | 255 | 13.5 | 226 | 12 | 206 |
| BF18035 | 18 | 9 | 35 | 14.6 | 17.5 | 255 | 15.7 | 226 | 14 | 206 |
| BF18040 | 18 | 9 | 40 | 12.8 | 20 | 255 | 18 | 226 | 16 | 206 |
| BF18045 | 18 | 9 | 45 | 11.4 | 22.5 | 255 | 20.2 | 226 | 18 | 206 |
| BF18050 | 18 | 9 | 50 | 10.2 | 25 | 255 | 22.5 | 226 | 20 | 206 |
| BF18055 | 18 | 9 | 55 | 9.3 | 27.5 | 255 | 24.7 | 226 | 22 | 206 |
| BF18060 | 18 | 9 | 60 | 8.5 | 30 | 255 | 27 | 226 | 24 | 206 |
| BF18065 | 18 | 9 | 65 | 7.8 | 32.5 | 255 | 29.2 | 226 | 26 | 206 |
| BF18070 | 18 | 9 | 70 | 7.3 | 35 | 255 | 31.5 | 226 | 28 | 206 |
| BF18075 | 18 | 9 | 75 | 6.9 | 37.5 | 255 | 33.7 | 226 | 30 | 206 |
| BF18080 | 18 | 9 | 80 | 6.4 | 40 | 255 | 36 | 226 | 32 | 206 |
| BF18090 | 18 | 9 | 90 | 5.7 | 45 | 255 | 40.5 | 226 | 36 | 206 |
| BF18100 | 18 | 9 | 100 | 5.1 | 50 | 255 | 45 | 226 | 40 | 206 |
| BF20025 | 20 | 11 | 25 | 25.1 | 12.5 | 314 | 11.2 | 284 | 10 | 255 |
| BF20030 | 20 | 11 | 30 | 20.9 | 15 | 314 | 13.5 | 284 | 12 | 255 |
| BF20035 | 20 | 11 | 35 | 18 | 17.5 | 314 | 15.7 | 284 | 14 | 255 |
| BF20040 | 20 | 11 | 40 | 15.7 | 20 | 314 | 18 | 284 | 16 | 255 |
| BF20045 | 20 | 11 | 45 | 13.9 | 22.5 | 314 | 20.2 | 284 | 18 | 255 |
| BF20050 | 20 | 11 | 50 | 12.6 | 25 | 314 | 22.5 | 284 | 20 | 255 |
| BF20055 | 20 | 11 | 55 | 11.4 | 27.5 | 314 | 24.7 | 284 | 22 | 255 |
| BF20060 | 20 | 11 | 60 | 10.5 | 30 | 314 | 27 | 284 | 24 | 255 |
| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF20065 | 20 | 11 | 65 | 9.6 | 32.5 | 314 | 29.2 | 284 | 26 | 255 |
| BF20070 | 20 | 11 | 70 | 8.9 | 35 | 314 | 31.5 | 284 | 28 | 255 |
| BF20075 | 20 | 11 | 75 | 8.3 | 37.5 | 314 | 33.7 | 284 | 30 | 255 |
| BF20080 | 20 | 11 | 80 | 7.8 | 40 | 314 | 36 | 284 | 32 | 255 |
| BF20090 | 20 | 11 | 90 | 7 | 45 | 314 | 40.5 | 284 | 36 | 255 |
| BF20100 | 20 | 11 | 100 | 6.3 | 50 | 314 | 45 | 284 | 40 | 255 |
| BF20125 | 20 | 11 | 125 | 5 | 62.5 | 314 | 56.2 | 284 | 50 | 255 |
| BF20150 | 20 | 11 | 150 | 4.2 | 75 | 314 | 67.5 | 284 | 60 | 255 |
| BF22025 | 22 | 11 | 25 | 31.4 | 12.5 | 392 | 11.2 | 353 | 10 | 314 |
| BF22030 | 22 | 11 | 30 | 26.2 | 15 | 392 | 13.5 | 353 | 12 | 314 |
| BF22035 | 22 | 11 | 35 | 22.5 | 17.5 | 392 | 15.7 | 353 | 14 | 314 |
| BF22040 | 22 | 11 | 40 | 19.6 | 20 | 392 | 18 | 353 | 16 | 314 |
| BF22045 | 22 | 11 | 45 | 17.5 | 22.5 | 392 | 20.2 | 353 | 18 | 314 |
| BF22050 | 22 | 11 | 50 | 15.7 | 25 | 392 | 22.5 | 353 | 20 | 314 |
| BF22055 | 22 | 11 | 55 | 14.3 | 27.5 | 392 | 24.7 | 353 | 22 | 314 |
| BF22060 | 22 | 11 | 60 | 13 | 30 | 392 | 27 | 353 | 24 | 314 |
| BF22065 | 22 | 11 | 65 | 12.1 | 32.5 | 392 | 29.2 | 353 | 26 | 314 |
| BF22070 | 22 | 11 | 70 | 11.2 | 35 | 392 | 31.5 | 353 | 28 | 314 |
| BF22075 | 22 | 11 | 75 | 10.5 | 37.5 | 392 | 33.7 | 353 | 30 | 314 |
| BF22080 | 22 | 11 | 80 | 9.8 | 40 | 392 | 36 | 353 | 32 | 314 |
| BF22090 | 22 | 11 | 90 | 8.7 | 45 | 392 | 40.5 | 353 | 36 | 314 |
| BF22100 | 22 | 11 | 100 | 7.8 | 50 | 392 | 45 | 353 | 40 | 314 |
| BF22125 | 22 | 11 | 125 | 6.3 | 62.5 | 392 | 56.2 | 353 | 50 | 314 |
| BF22150 | 22 | 11 | 150 | 5.2 | 75 | 392 | 67.5 | 353 | 60 | 314 |
| BF25025 | 25 | 13.5 | 25 | 39.2 | 12.5 | 490 | 11.2 | 441 | 10 | 392 |
| BF25030 | 25 | 13.5 | 30 | 32.7 | 15 | 490 | 13.5 | 441 | 12 | 392 |
| BF25035 | 25 | 13.5 | 35 | 28 | 17.5 | 490 | 15.7 | 441 | 14 | 392 |
| BF25040 | 25 | 13.5 | 40 | 24.5 | 20 | 490 | 18 | 441 | 16 | 392 |
| BF25045 | 25 | 13.5 | 45 | 21.8 | 22.5 | 490 | 20.2 | 441 | 18 | 392 |
| BF25050 | 25 | 13.5 | 50 | 19.6 | 25 | 490 | 22.5 | 441 | 20 | 392 |
| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF25055 | 25 | 13.5 | 55 | 17.9 | 27.5 | 490 | 24.7 | 441 | 22 | 392 |
| BF27050 | 27 | 13.5 | 50 | 23.5 | 25 | 588 | 22.5 | 530 | 20 | 471 |
| BF27055 | 27 | 13.5 | 55 | 21.4 | 27.5 | 588 | 24.7 | 530 | 22 | 471 |
| BF27060 | 27 | 13.5 | 60 | 19.6 | 30 | 588 | 27 | 530 | 24 | 471 |
| BF27065 | 27 | 13.5 | 65 | 18.1 | 32.5 | 588 | 29.2 | 530 | 26 | 471 |
| BF27070 | 27 | 13.5 | 70 | 16.8 | 35 | 588 | 31.5 | 530 | 28 | 471 |
| BF27075 | 27 | 13.5 | 75 | 15.7 | 37.5 | 588 | 33.7 | 530 | 30 | 471 |
| BF27080 | 27 | 13.5 | 80 | 14.7 | 40 | 588 | 36 | 530 | 32 | 471 |
| BF27090 | 27 | 13.5 | 90 | 13 | 45 | 588 | 40.5 | 530 | 36 | 471 |
| BF27100 | 27 | 13.5 | 100 | 11.8 | 50 | 588 | 45 | 530 | 40 | 471 |
| BF27125 | 27 | 13.5 | 125 | 9.4 | 62.5 | 588 | 56.2 | 530 | 50 | 471 |
| BF27150 | 27 | 13.5 | 150 | 7.8 | 75 | 588 | 67.5 | 530 | 60 | 471 |
| BF27175 | 27 | 13.5 | 175 | 6.8 | 87.5 | 588 | 78.7 | 530 | 70 | 471 |
| BF30025 | 30 | 16 | 25 | 56.9 | 12.5 | 706 | 11.2 | 637 | 10 | 569 |
| BF30030 | 30 | 16 | 30 | 47.1 | 15 | 706 | 13.5 | 637 | 12 | 569 |
| BF30035 | 30 | 16 | 35 | 40.5 | 17.5 | 706 | 15.7 | 637 | 14 | 569 |
| BF30040 | 30 | 16 | 40 | 35.3 | 20 | 706 | 18 | 637 | 16 | 569 |
| BF30045 | 30 | 16 | 45 | 31.5 | 22.5 | 706 | 20.2 | 637 | 18 | 569 |
| BF30050 | 30 | 16 | 50 | 28.3 | 25 | 706 | 22.5 | 637 | 20 | 569 |
| BF30055 | 30 | 16 | 55 | 25.8 | 27.5 | 706 | 24.7 | 637 | 22 | 569 |
| BF30060 | 30 | 16 | 60 | 23.5 | 30 | 706 | 27 | 637 | 24 | 569 |
| BF30065 | 30 | 16 | 65 | 21.8 | 32.5 | 706 | 29.2 | 637 | 26 | 569 |
| BF30070 | 30 | 16 | 70 | 20.1 | 35 | 706 | 31.5 | 637 | 28 | 569 |
| BF30075 | 30 | 16 | 75 | 18.9 | 37.5 | 706 | 33.7 | 637 | 30 | 569 |
| BF30080 | 30 | 16 | 80 | 17.7 | 40 | 706 | 36 | 637 | 32 | 569 |
| BF30090 | 30 | 16 | 90 | 15.7 | 45 | 706 | 40.5 | 637 | 36 | 569 |
| BF30100 | 30 | 16 | 100 | 14.1 | 50 | 706 | 45 | 637 | 40 | 569 |
| BF30125 | 30 | 16 | 125 | 11.3 | 62.5 | 706 | 56.2 | 637 | 50 | 569 |
| BF30150 | 30 | 16 | 150 | 9.4 | 75 | 706 | 67.5 | 637 | 60 | 569 |
| BF30175 | 30 | 16 | 175 | 8 | 87.5 | 706 | 78.7 | 637 | 70 | 569 |
| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF30200 | 30 | 16 | 200 | 7.1 | 100 | 706 | 90 | 637 | 80 | 569 |
| BF35040 | 35 | 19 | 40 | 48.1 | 20 | 961 | 18 | 863 | 16 | 765 |
| BF35045 | 35 | 19 | 45 | 42.8 | 22.5 | 961 | 20.2 | 863 | 18 | 765 |
| BF35050 | 35 | 19 | 50 | 38.5 | 25 | 961 | 22.5 | 863 | 20 | 765 |
| BF35055 | 35 | 19 | 55 | 34.9 | 27.5 | 961 | 24.7 | 863 | 22 | 765 |
| BF35060 | 35 | 19 | 60 | 32 | 30 | 961 | 27 | 863 | 24 | 765 |
| BF35065 | 35 | 19 | 65 | 29.6 | 32.5 | 961 | 29.2 | 863 | 26 | 765 |
| BF35070 | 35 | 19 | 70 | 27.5 | 35 | 961 | 31.5 | 863 | 28 | 765 |
| BF35075 | 35 | 19 | 75 | 25.6 | 37.5 | 961 | 33.7 | 863 | 30 | 765 |
| BF35080 | 35 | 19 | 80 | 24 | 40 | 961 | 36 | 863 | 32 | 765 |
| BF35090 | 35 | 19 | 90 | 21.3 | 45 | 961 | 40.5 | 863 | 36 | 765 |
| BF35100 | 35 | 19 | 100 | 19.2 | 50 | 961 | 45 | 863 | 40 | 765 |
| BF35125 | 35 | 19 | 125 | 15.4 | 62.5 | 961 | 56.2 | 863 | 50 | 765 |
| BF35150 | 35 | 19 | 150 | 12.8 | 75 | 961 | 67.5 | 863 | 60 | 765 |
| BF35175 | 35 | 19 | 175 | 11 | 87.5 | 961 | 78.7 | 863 | 70 | 765 |
| BF35200 | 35 | 19 | 200 | 9.6 | 100 | 961 | 90 | 863 | 80 | 765 |
| BF40040 | 40 | 22 | 40 | 62.6 | 20 | 1255 | 18 | 1128 | 16 | 1000 |
| BF40050 | 40 | 22 | 50 | 50.2 | 25 | 1255 | 22.5 | 1128 | 20 | 1000 |
| BF40060 | 40 | 22 | 60 | 41.8 | 30 | 1255 | 27 | 1128 | 24 | 1000 |
| BF40070 | 40 | 22 | 70 | 35.8 | 35 | 1255 | 31.5 | 1128 | 28 | 1000 |
| BF40080 | 40 | 22 | 80 | 31.4 | 40 | 1255 | 36 | 1128 | 32 | 1000 |
| BF40090 | 40 | 22 | 90 | 27.9 | 45 | 1255 | 40.5 | 1128 | 36 | 1000 |
| BF40100 | 40 | 22 | 100 | 25.1 | 50 | 1255 | 45 | 1128 | 40 | 1000 |
| BF40125 | 40 | 22 | 125 | 20 | 62.5 | 1255 | 56.2 | 1128 | 50 | 1000 |
| BF40150 | 40 | 22 | 150 | 16.7 | 75 | 1255 | 67.5 | 1128 | 60 | 1000 |
| BF40175 | 40 | 22 | 175 | 14.3 | 87.5 | 1255 | 78.7 | 1128 | 70 | 1000 |
| BF40200 | 40 | 22 | 200 | 12.6 | 100 | 1255 | 90 | 1128 | 80 | 1000 |
| BF40250 | 40 | 22 | 250 | 10 | 125 | 1255 | 112.5 | 1128 | 100 | 1000 |
| BF50050 | 50 | 27.5 | 50 | 78.5 | 25 | 1961 | 22.5 | 1765 | 20 | 1569 |
| BF50060 | 50 | 27.5 | 60 | 65.3 | 30 | 1961 | 27 | 1765 | 24 | 1569 |
| Codice | D | d | Lo | R | 50% | 45% | 40% | |||
| Housing | Rod | Free length | Rate | Deflection | Load | Deflection | Load | Deflection | Load | |
| ø mm | ø mm | mm | N/mm | mm | N | mm | N | mm | N | |
| BF50070 | 50 | 27.5 | 70 | 56 | 35 | 1961 | 31.5 | 1765 | 28 | 1569 |
| BF50080 | 50 | 27.5 | 80 | 49.1 | 40 | 1961 | 36 | 1765 | 32 | 1569 |
| BF50090 | 50 | 27.5 | 90 | 43.6 | 45 | 1961 | 40.5 | 1765 | 36 | 1569 |
| BF50100 | 50 | 27.5 | 100 | 39.2 | 50 | 1961 | 45 | 1765 | 40 | 1569 |
| BF50125 | 50 | 27.5 | 125 | 31.4 | 62.5 | 1961 | 56.2 | 1765 | 50 | 1569 |
| BF50150 | 50 | 27.5 | 150 | 26.1 | 75 | 1961 | 67.5 | 1765 | 60 | 1569 |
| BF50175 | 50 | 27.5 | 175 | 22.4 | 87.5 | 1961 | 78.7 | 1765 | 70 | 1569 |
| BF50200 | 50 | 27.5 | 200 | 19.6 | 100 | 1961 | 90 | 1765 | 80 | 1569 |
| BF50250 | 50 | 27.5 | 250 | 15.7 | 125 | 1961 | 112.5 | 1765 | 100 | 1569 |
| BF50300 | 50 | 27.5 | 300 | 13 | 150 | 1961 | 135 | 1765 | 120 | 1569 |
| BF60060 | 60 | 33 | 60 | 94.1 | 30 | 2824 | 27 | 2540 | 24 | 2256 |
| BF60070 | 60 | 33 | 70 | 80.6 | 35 | 2824 | 31.5 | 2540 | 28 | 2256 |
| BF60080 | 60 | 33 | 80 | 70.5 | 40 | 2824 | 36 | 2540 | 32 | 2256 |
| BF60090 | 60 | 33 | 90 | 62.8 | 45 | 2824 | 40.5 | 2540 | 36 | 2256 |
| BF60100 | 60 | 33 | 100 | 56.5 | 50 | 2824 | 45 | 2540 | 40 | 2256 |
| BF60125 | 60 | 33 | 125 | 45.1 | 62.5 | 2824 | 56.2 | 2540 | 50 | 2256 |
| BF60150 | 60 | 33 | 150 | 37.7 | 75 | 2824 | 67.5 | 2540 | 60 | 2256 |
| BF60175 | 60 | 33 | 175 | 32.3 | 87.5 | 2824 | 78.7 | 2540 | 70 | 2256 |
| BF60200 | 60 | 33 | 200 | 28.3 | 100 | 2824 | 90 | 2540 | 80 | 2256 |
| BF60250 | 60 | 33 | 250 | 22.6 | 125 | 2824 | 112.5 | 2540 | 100 | 2256 |
| BF60300 | 60 | 33 | 300 | 18.8 | 150 | 2824 | 135 | 2540 | 120 | 2256 |
| BF60350 | 60 | 33 | 350 | 16.2 | 175 | 2824 | 157.5 | 2540 | 140 | 2256 |
| BF60400 | 60 | 33 | 400 | 14.1 | 200 | 2824 | 180 | 2540 | 160 | 2256 |