COUPLINGS

SFS MODELStandard Bore Processing Specification• DimensionsSERVO FLEXSFS• Bore processing is available upon request. Products are storedwith pilot bores.• Bores are machined based on the following specification.• Assign as described below when ordering.E.g.) SFS-10W 32H-38H• The positions of set screws will not be on the same plane.• For the standardized sizes other than described below, refer tothe technical data at the end of the catalog.• SFS-ST1W1Md1MW2T2d2• SFS-Wd1d2• SFS-GMW2T2T2W1T1d1MMd2W1W2MT1Unit [mm]Previous edition JIS (Class 2) compliance New JIS compliance New standard motor complianceNominalbore dia.Borediameter(d1-d2)Keywaywidth(W1·W2)Keywayheight(T1·T2)Set screwbore(M)Nominalbore dia.Borediameter(d1-d2)Keywaywidth(W1·W2)Keywayheight(T1·T2)Set screwbore(M)Nominalbore dia.Borediameter(d1-d2)Keywaywidth(W1·W2)Keywayheight(T1·T2)Set screwbore(M)Tolerance H7, H8 E9+0.30 — Tolerance H7 H9+0.30 — Tolerance G7,F7 H9+0.30 —8 8 + 0.0220 — — 2-M4 — — — — — — — — — —9 9 + 0.0220 — — 2-M4 — — — — — — — — — —10 10 + 0.0220 — — 2-M4 — — — — — — — — — —11 11 + 0.0180 — — 2-M4 — — — — — — — — — —12 12 + 0 0.018 4 + + 0.0500.020 13.5 2-M4 12H 12 + 0 0.018 4 + 0.0300 13.8 2-M4 — — — — —14 14 + 0 0.018 5 + + 0.0500.020 16.0 2-M4 14H 14 + 0 0.018 5 + 0 0.030 16.3 2-M4 14N 14 + 0.024+ 0.006 5* Below ø11 of New JIS compliance and below ø11 of New standard motor compliance have the same contents as Previous JIS compliance (Class 2).+ 0.0300 16.3 2-M415 15 + 0 0.018 5 + + 0.0500.020 17.0 2-M4 15H 15 + 0 0.018 5 + 0.0300 17.3 2-M4 — — — — —16 16 + 0 0.018 5 + + 0.0500.020 18.0 2-M4 16H 16 + 0 0.018 5 + 0.0300 18.3 2-M4 — — — — —17 17 + 0 0.018 5 + + 0.0500.020 19.0 2-M4 17H 17 + 0 0.018 5 + 0.0300 19.3 2-M4 — — — — —18 18 + 0 0.018 5 + + 0.0500.020 20.0 2-M4 18H 18 + 0 0.018 6 + 0.0300 20.8 2-M5 — — — — —19 19 + 0 0.021 5 + + 0.0500.020 21.0 2-M4 19H 19 + 0 0.021 6 + 0 0.030 21.8 2-M5 19N 19 + + 0.0280.007 6 + 0.0300 21.8 2-M520 20 + 0 0.021 5 + + 0.0500.020 22.0 2-M4 20H 20 + 0 0.021 6 + 0.0300 22.8 2-M5 — — — — —22 22 + 0 0.021 7 + + 0.0610.025 25.0 2-M6 22H 22 + 0 0.021 6 + 0.0300 24.8 2-M5 — — — — —24 24 + 0 0.021 7 + + 0.0610.025 27.0 2-M6 24H 24 + 0 0.021 8 + 0 0.036 27.3 2-M6 24N 24 + 0.028+ 0.007 8+ 0.0360 27.3 2-M625 25 + 0 0.021 7 + + 0.0610.025 28.0 2-M6 25H 25 + 0 0.021 8 + 0.0360 28.3 2-M6 — — — — —28 28 + 0 0.021 7 + + 0.0610.025 31.0 2-M6 28H 28 + 0 0.021 8 + 0 0.036 31.3 2-M6 28N 28 + 0.028+ 0.007 8+ 0.0360 31.3 2-M630 30 + 0 0.021 7 + + 0.0610.025 33.0 2-M6 30H 30 + 0 0.021 8 + 0.0360 33.3 2-M6 — — — — —32 32 + 0 0.025 10 + + 0.0610.025 35.5 2-M8 32H 32 + 0 0.025 10 + 0.0360 35.3 2-M8 — — — — —35 35 + 0 0.025 10 + + 0.0610.025 38.5 2-M8 35H 35 + 0 0.025 10 + 0.0360 38.3 2-M8 — — — — —38 38 + 0 0.025 10 + + 0.0610.025 41.5 2-M8 38H 38 + 0 0.025 10 + 0 0.036 41.3 2-M8 38N 38 + + 0.0500.025 10 + 0.0360 41.3 2-M840 40 + 0 0.025 10 + + 0.0610.025 43.5 2-M8 40H 40 + 0 0.025 12 + 0.0430 43.3 2-M8 — — — — —42 42 + 0 0.025 12 + + 0.0750.032 45.5 2-M8 42H 42 + 0 0.025 12 + 0 0.043 45.3 2-M8 42N 42 + + 0.0500.025 12 + 0.0430 45.3 2-M845 45 + 0 0.025 12 + + 0.0750.032 48.5 2-M8 45H 45 + 0 0.025 14 + 0.0430 48.8 2-M10 — — — — —48 48 + 0 0.025 12 + + 0.0750.032 51.5 2-M8 48H 48 + 0 0.025 14 + 0 0.043 51.8 2-M10 48N 48 + + 0.0500.025 14 + 0.0430 51.8 2-M1050 50 + 0 0.025 12 + + 0.0750.032 53.5 2-M8 50H 50 + 0 0.025 14 + 0.0430 53.8 2-M10 — — — — —55 55 + 0 0.030 15 + + 0.0750.032 60.0 2-M10 55H 55 + 0 0.030 16 + 0 0.043 59.3 2-M10 55N 55 + + 0.0600.030 16 + 0.0430 59.3 2-M1056 56 + 0 0.030 15 + + 0.0750.032 61.0 2-M10 56H 56 + 0 0.030 16 + 0.0430 60.3 2-M10 — — — — —60 60 + 0 0.030 15 + + 0.0750.032 65.0 2-M10 60H 60 + 0 0.030 18 + 0 0.043 64.4 2-M10 60N 60 + + 0.0600.030 18 + 0.0430 64.4 2-M10• Distance from the edge surface of set screwSize 05 06 08 09 10 12 14Distance [mm] 7 9 10 10 12 12 1532COUPLING_E_22_41new.indd 32www.feyc.es9/15/10 4:23 PM