Plummer Block Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

Mounted Bearing Type

Four-Bolt Flange Mount

Three-Bolt Flange Mount

Two-Bolt Flange Mount

ID

Shaft Mount Type

Concentric Lock

Overall Length

Bearing Type

Housing Material

Stainless Steel

Center Height

Overall Width

Bearing Material

Stainless Steel

Bearing Seal Type

Shaft Type

Round with Support Rail

Mounting Hole Center-to-Center

Overall Height

Alignment Style

Housing Type

For Load Direction

Combined Radial and Thrust

OD

Lubrication

Dynamic Radial Load Capacity

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. or greater

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 299° F

300° F to 499° F

500° F or greater

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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1,657 Products

Power Transmission

Mounted Bearings

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

Bearing Housings

Bearing Housings

Mount your own bearings in place

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Lead and Ball Screw End Supports

Lead and Ball Screw End Supports

Brace and secure the ends of lead screws and ball screws

Ball Spline Bearings

Ball Spline Bearings

Pair with ball splines for applications requiring complex, fast movements, such as robotics

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Ball Screw Nuts

Ball Screw Nuts

Internal ball bearings roll on ball screws for low friction when moving components

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