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Weights listed are for staggered outboard roller installation at every link, or crosswise outboard roller installation at every second link.
For staggered outboard roller installation, the plastic brake rollers are spaced every third link alternating right side and left side. For crosswise outboard roller installation, they are spaced in pairs every sixth link. These configurations are standard.
Outboard Roller Chain Series RS Type without Brake
Unit of Measure
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Item #

ANSI No.

Chain Type

Base Chain Specification

Spacing of Outboard Roller

Material of Outboard Roller

P - Pitch

RS40 1L PSR-T-RP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.500 in
RS50 1L PSR-T-RP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.625 in
RS60 1L PSR-T-RP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.750 in
RS40 1L PSR-T-CP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.500 in
RS50 1L PSR-T-CP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.625 in
RS60 1L PSR-T-CP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.750 in
RS40 1L PSR-H-RP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.500 in
RS50 1L PSR-H-RP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.625 in
RS60 1L PSR-H-RP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.750 in
RS40 1L PSR-H-CP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.500 in
RS50 1L PSR-H-CP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.625 in
RS60 1L PSR-H-CP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Plastic Outboard Roller N/A 0.750 in
RS40 1L SR-T-RP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.500 in
RS50 1L SR-T-RP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.625 in
RS60 1L SR-T-RP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.750 in
RS40 1L SR-T-CP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.500 in
RS50 1L SR-T-CP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.625 in
RS60 1L SR-T-CP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.750 in
RS40 1L SR-H-RP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.500 in
RS50 1L SR-H-RP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.625 in
RS60 1L SR-H-RP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.750 in
RS40 1L SR-H-CP-B N/A 40 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.500 in
RS50 1L SR-H-CP-B N/A 50 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.625 in
RS60 1L SR-H-CP-B N/A 60 N/A Regular Series N/A Steel N/A At every link N/A Steel Outboard Roller N/A 0.750 in
RS40 2L PSR-T-RP-B N/A 40 N/A Regular Series N/A Steel N/A At every 2nd link N/A Plastic Outboard Roller N/A 0.500 in
Unit of Measure
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