Body material | Ball material | Ball hardness | Spring material |
SUS304 | SUS440C | 55HRC | SUS steel wire |
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| unit: mm |
M | Pitch | L | S | d | B | Reference load(N) |
M3 | 0.5 | 5 | 0.5 | 2 | 1.5 | 1 ~ 2N |
M4 | 0.7 | 6 | 0.8 | 2.5 | 2 | 1 ~ 4N |
M5 | 0.8 | 8 | 0.8 | 3 | 2.5 | 2 ~ 6N |
M6 | 1.0 | 9 | 1 | 3.5 | 3 | 4.5 ~ 9N |
※The length is shorter than the general BB602 standard type, which saves space in design. |