Overview
The Rexnord 10010419 1110T HUB RSB (part number 0246661) is a Falk Steelflex grid coupling hub manufactured as part of the T10:T20 Series. This rough stock bore (RSB) hub is engineered for industrial drive applications requiring reliable power transmission and misalignment compensation. The hub features a straight bore style design and is constructed from steel, making it suitable for demanding mechanical environments.
Key Features
- Rough stock bore (RSB) design – requires machining to final bore size and keyway
- T10:T20 Series compatibility – matches Falk Steelflex grid coupling performance standards
- Steel construction – durable and corrosion-resistant for industrial duty
- 6.31-inch hub outside diameter with 5-inch through-bore length
- Suitable for speeds up to 3000 RPM maximum
- Straight bore configuration for precision alignment
Technical Specifications
- Bore Diameter Range: 1-5/8″ to 4-1/2″
- Hub Outside Diameter: 6.31 inches
- Hub Length (through bore): 5 inches
- Maximum Speed: 3000 RPM
- Material: Steel
- Bore Style: Rough Stock (RSB) – unfinished, requires machining
- Series: Falk Steelflex T10:T20
- Part Number: 10010419
- UPC/EAN: 782934007446
Typical Applications
This grid coupling hub is used in motor-driven pump systems, industrial gearbox applications, fan drives, and general machinery requiring flexible shaft coupling. The RSB design is ideal for OEMs and system integrators who require custom bore and keyway configurations. Common applications include:
- Centrifugal pump drives
- Compressor couplings
- Gearbox input/output shafts
- Industrial motor drives
- Conveyance equipment
Compatibility & Replacements
Compatible With
- Falk Steelflex T10 series grid coupling units
- Falk Steelflex T20 series grid coupling units
- Industrial motor and gearbox shaft applications (1-5/8″ to 4-1/2″ bore)
- Flexible coupling systems requiring 3000 RPM maximum operation
Replaces / Drop-In Replacement For
- Falk OEM 1110T hub assemblies
- Rexnord grid coupling hub 10010419 (all variants)
- Steelflex T10:T20 Series 1110T rough stock hubs
Works With
- Falk Steelflex grid coupling elastomer elements (all sizes compatible with 1110T hubs)
- Standard industrial keyways and set screw fixturing
- Metric and imperial shaft sizes within the specified bore range










