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Dayton L190 jaw coupling hub, carbon steel, 1-5/8 in bore, set-screw lock

Dayton

Dayton 29HY65 Jaw Coupling Hub L190 Steel 1-5/8 in Bore

SKU CH-B0H1-N0XQS

Steel jaw coupling hub with 1-5/8 in bore fits L190 elements and runs to 5,000 RPM

  • L190 jaw coupling hub fits 1-5/8 in shafts
  • Carbon steel construction handles up to 5000 RPM
  • Set-screw locking secures the hub without additional hardware
  • Compatible with Buna-N, urethane or Hytrel centre elements
  • Delivers 2.7 hp at 100 RPM with Buna-N spider

Jaw Coupling Hub for L190 Elements

The Dayton 29HY65 is a carbon-steel hub designed to accept L190 Buna-N, Urethane or Hytrel centre elements in power-transmission assemblies. It fits a 1-5/8 inch round shaft with a 3/8 inch wide by 3/16 inch deep keyway and secures with a set screw.

Decisive Specification — Bore and Keyway

The hub only works when the driven shaft matches the 1-5/8 inch bore diameter and the 3/8 inch by 3/16 inch keyway dimensions exactly; any other shaft size or key profile will prevent installation.

Thermal Noise and Power Characteristics

The assembly is rated for continuous operation at up to 5 000 RPM with transmitted power of 2.7 hp at 100 RPM using a Buna-N spider, 4.1 hp with Urethane and 7.4 hp with Hytrel. No active cooling or lubrication is required in normal service.

Highlights

  • L190 jaw coupling hub fits 1-5/8 in shafts
  • Carbon steel construction handles up to 5000 RPM
  • Set-screw locking secures the hub without additional hardware
  • Compatible with Buna-N, urethane or Hytrel centre elements
  • Delivers 2.7 hp at 100 RPM with Buna-N spider

Specifications

No published specifications for this item yet.

Questions about this item

What does the 2.7 hp @ 100 RPM rating mean when the hub is installed?

With a Buna-N spider the hub transmits 2.7 horsepower at 100 revolutions per minute.

What does the straight jaw profile and L190 size limit in practice?

The straight jaw profile and L190 size only accept L190H, L190N or L190U center elements.

What shaft diameter and keyway does the 1-5/8 in bore with set-screw locking require?

The hub fits a 1-5/8 inch round shaft with a 3/8 inch wide by 3/16 inch deep keyway and locks via set screw.

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