Vortex VMRV-90-20-180TC IEC Metric Worm Gear Reducer - 20:1 Ratio, 180TC NEMA Frame d35b19f "gtin12":"770075321057"}

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) 103113 Lacing Pattern 6x6 Product Weight 1

so a 337L050 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

TB Wood's 5050 2 9/16 STL

Vortex VMRV-90-20-180TC IEC Metric Worm Gear Reducer - 20:1 Ratio, 180TC NEMA Frame d35b19f "gtin12":"770075321057"}The Vortex VMRV 90 20 180TC is an IEC metric standard worm gear speed reducer with a 20: 1 nominal ratio, a 90 mm (3. 543") center distance, and a NEMA 180TC C face input flange. Cast iron housing, hollow output bore for direct shaft mounting. This unit is the direct Vortex equivalent for the Motovario NMRV 090 20 reducer at matching motor frame, designed for replacement of European IEC metric worm gear reducers on existing OEM equipment in the 5 to