• For use on horizontal shafts only
1) Maximum bores stated are for
rectangular parallel keyways to BS4235
Part 1 1972 or DIN6885 Sheet 1 – 1968.
Taper or square keys should not be used
with a boss to bore ratio of less than 1.5.
2) Refer to Bibby Transmissions for limited
end float or special designs.
3) All dimensions are subject to
confirmation.
4) Sizes 432 and 478 can accommodate
speeds higher than those shown. Please
refer to Bibby Transmissions.
See the Technical Data on page 30 for
details of extended hub designs.
Both A-Type and B-Type couplings with
higher ratings are frequently supplied.
Please consult Bibby Transmissions if you
have such a requirement.