Rexnord 1940323 NSNBC01 Keyless Bushing

Rexnord 1940323 BU06-09UC 210TC Motor Bushing is a keyless bushing used in Ultramite USAP motor adapters to secure a drive hub to a shaft without a traditional key. The BU06-09UC designation identifies the bushing size and unit code, paired with a 210TC drive pattern that Rexnord uses in its Ultramite drive-system family. Listed in Rexnord catalogs as 1940323, the part carries a Falk manufacturing reference, reflecting its place in the Rexnord drive-component ecosystem. Built for compatibility with drive assemblies that specify BU06-09UC components and a 210TC pattern, this bushing provides a clamping solution within Ultramite configurations, supporting reliable torque transmission when used with the corresponding motor adapters. For buyers seeking a direct replacement in compatible Rexnord configurations, 1940323 offers standardization across Ultramite motor adapter kits.