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Special Small Size Conveyor Chain

Curved Attachment Chain

Curved Attachment Chain has additional clearance between the pins and bushings to permit extra flexibility.
Guide rails to control the chain enable it to be used for curved conveyance. This chain can be used for power transmission purposes, as
well as conveyance when attachments are installed.

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Hollow Pin RS Chain

RF Roller Chain is identical to RS Attachment Chain except that the link plates have flattened sides to allow conveyed materials to be
placed directly on the chain.

Base Chain Dimensions

TSUBAKI
Chain Number
Pitch
P
Bushing
Dia.
B
Width Between
Inner Link Plates
W
Plates Pin Offset Pin
Length
L
Approximate Mass
kg/m
No. Of
Links per
Unit
Thickness
T
Width
H
Outer Dia.
E
Inner Dia.
F (min.)
L1 L2
RF40-HP 12.70 7.92 7.95 1.5 12.0 5.68 4.00 8.00 9.50 19.1 0.53 240
RF50-HP 15.875 10.16 9.53 2.0 15.0 7.22 5.12 10.05 11.65 23.4 0.86 192
RF60-HP 19.05 11.91 12.70 2.4 18.1 8.38 5.99 12.55 14.25 28.7 1.27 160
RF80-HP 25.40 15.88 15.88 3.2 24.1 11.375 8.02 16.25 17.80 35.7 2.15 120
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Hollow Pin Double Pitch Chain

RF Roller Chain is identical to RS Attachment Chain except that the link plates have flattened sides to allow conveyed materials to be
placed directly on the chain.

Base Chain Dimensions

TSUBAKI
Chain Number
Roller Type Pitch
P
Bushing
Dia.
B
Roller
Dia.
R
Width Between
Inner Link Plates
W
Plates Pin Offset Pin
Length
L
Approximate Mass kg/m
No. Of
Links
per Unit
Thickness
T
Width
H
Outer Dia.
E
Inner Dia.
F (min.)
L1 L2 Bushing
Type
R
Roller
RF2040-HP S
.
R
25.40 7.92 15.88 7.95 1.5 12.0 5.68 4.00 8.00 9.50 19.1 0.46 0.82 120
RF2050-HP 31.75 10.16 19.05 9.53 2.0 15.0 7.22 5.12 10.05 11.65 23.4 0.75 1.21 96
RF2060-HP 38.10 11.91 22.23 12.70 2.4 17.2 8.38 5.99 12.55 14.25 28.7 1.38 2.06 80
RF2080-HP 50.80 15.88 28.58 15.88 3.2 23.0 11.375 8.02 16.25 17.80 35.7 1.80 2.81 60
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