Couplers & Adapters

1-3/8"-6 Spline Male x 1-3/8"-21 Spline Female Set Screw PTO Adapter PTO0332-00002

125 HP rated capacity. Developed for long and rugged use. Alloy steel, heat treated for extra strength. Withstands high shock loads from tractor or implement. PARCO-LUBRICATED rust preventative finish. PTO adapters, couplers, and splined shafts listed by...

1-3/8"-21 Spline Male x 1-3/8"-21 Spline Female Set Screw PTO Adapter PTO0332-00001

125 HP rated capacity. Developed for long and rugged use. Alloy steel, heat treated for extra strength. Withstands high shock loads from tractor or implement. PARCO-LUBRICATED rust preventative finish. PTO adapters, couplers, and splined shafts listed by...

1-3/8"-6 Spline Male x 1-1/8"-6 Spline Female Overrun PTO Adapter PTO0331-00670

Over-Running couplers covered by Patent No. 3,233,471 - Canadian Patent No. 727-982 All steel welded housing Heat treated alloy steel inner sleeve. Hardened steel keys, spring loaded. Snap ring construction for quick, easy disassembly for cleaning and...

1-3/8"-6 Spline Male x 1-3/8"-6 Spline Female Overrun PTO Adapter PTO0331-00660

Over-Running couplers covered by Patent No. 3,233,471 - Canadian Patent No. 727-982 All steel welded housing Heat treated alloy steel inner sleeve. Hardened steel keys, spring loaded. Snap ring construction for quick, easy disassembly for cleaning and...

1-1/4" Round Shaft Bolt-On Overrun Coupler PTO0331-00600

Same construction as standard duty tractor models. Universal flange for mounting sheave or sprocket. Has six 3/8" holes equally spaced on 4-½" bolt circle. Operating speed to 1,000 RPM. PTO adapters, couplers, and splined shafts listed by Westward with...