Danfoss 51 Series

Shafts
Many shaft configurations are available on Series 51 and Series 51-1 motors. These tables show shafts
that may be on each motor flange configuration.
Series 51-1 shaft options
Frame size 60 80 110
Order
code
Shaft description Flange SAE Cart/DIN SAE Cart/DIN SAE Cart/DIN
S1 14-tooth, 12/24 pitch STD — STD — — —
C6 21-tooth, 16/32 pitch OPT — — — — —
C7 23-tooth, 16/32 pitch — — OPT — — —
C8 27-tooth, 16/32 pitch — — — — — —
F1 13-tooth, 8/16 pitch — — — — STD —
D1 W30x2x30x14x9g per DIN 5480 — STD — — OPT
D2 W30x2x30x16x9g per DIN 5480 — OPT — STD — —
D3 W35x2x30x18x9g per DIN 5480 — — — OPT — STD
D4 W45x2x30x21x9g per DIN 5480 — — — — — OPT
Series 51 shaft options
Frame size 80 110 160 250
Order
code
Shaft description Flange SAE Cart/DI
N
SAE Cart/DI
N
SAE Cart/DI
N
SAE
S1 14-tooth, 12/24 pitch STD — — — — — —
C7 23-tooth, 16/32 pitch OPT — — — — — —
C8 27-tooth, 16/32 pitch — — OPT — OPT — —
F1 13-tooth, 8/16 pitch — — STD — STD — —
F2 15-tooth, 8/16-pitch — — — — — — STD
D2 W35x2x30x16x9g per DIN 5480 — STD — — — — —
D3 W40x2x30x18x9g per DIN 5480 — OPT — — — — —
D4 W45x2x30x21x9g per DIN 5480 — — — STD — — —
D5 W50x2x30x24x9g per DIN 5480 — — — — — STD —
Service Manual
Series 51 and 51-1 Motors
Introduction
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Danfoss | March 2016 11008567 | AX00000013en-US0202 | 11