Round Shaft Bore Reducers | McMaster-Carr

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System of Measurement

Shaft Diameter

ID

Bore Diameter

OD

Material

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Shaft Mount Type

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REACH Compliance

USMCA Qualifying

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RoHS Compliance

Flange OD

Maximum Torque

DFARS Compliance

Rotation Speed

Bushing Type

Flange Thickness

Adapter Sleeve Trade Number

Set Screw Hole Diameter

Fastener Tightening Torque

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178 Products

Power Transmission

Bore Reducers

Adapt the bore of a component to a smaller size for mounting on a shaft

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

Bearing Adapter Sleeves

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)