Timken SNT Plummer Blocks feature durable cast-iron housing and robust sealing options to keep lubrication in and contamination out. Add in Timken® high-performance spherical roller bearings for a metric split block housed unit that delivers performance in the toughest environments. Timken SNT Plummer Blocks are available in two- and four-bolt mounting configurations. The SNT line features 200, 300, 500 and 600 series housings; 3000 and 3100 series are available for larger sizes. Shaft size range: 20 mm to 380 mm, cast steel and ductile iron housings available for severe duty applications.
Unit of Measure

Types of Components

Housing

N/A SNTD 515-612

Bearing

N/A 22312

Locating Rings (width x OD)

N/A SR130X5

Seal Type

N/A Taconite

Seal

N/A TA312
End Cover1 N/A EC515-612

Housing

Material 

N/A Ductile Iron

Bolt Qty

N/A 2

Housing Mass

N/A 6.9 Kg

Bearing

Cage Type

N/A EJ

C1 Dynamic Load Rating

N/A 321000

C0 Static Load Rating

N/A 329000

Max Oil Speed

N/A 4700

Max Grease Speed

N/A 4000

Other Dimensions

Shaft Diameter da

N/A 60 mm

Shaft Diameter db

N/A 70 mm

A

N/A 115 mm

A1

N/A 80 mm

A3

N/A 175 mm

G

N/A M16

H

N/A 156 mm

H1

N/A 80 mm

H2

N/A 30 mm

Jmax

N/A 238 mm

Jmin

N/A 222 mm

J

N/A 230 mm

L

N/A 280 mm

N1

N/A 24 mm

N

N/A 18 mm

Key Dimensions

UPC Code

N/A 999999999

Alternate Part Name

N/A SNTD515-612 - 22312 - TA312
  • 1 Two seals are required for a thru shaft application. One end cover can be used if application is not a thru shaft design. In this case, only one seal is required.