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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 FSNTD 515-612

Bearing

 N/A 21312K

Locating Rings (width x OD)

 N/A SR130X12.5

Seal Type

 N/A Labyrinth

Seal

 N/A LO612
Adapter Sleeve1 N/A H312

Locknut

 N/A KM12

Lockwasher

 N/A MB12
End Cover2 N/A EC515-612

Housing

Material 

 N/A Ductile Iron

Housing Mass

 N/A 6.9 Kg

Bolt Qty

 N/A 4

Bearing

Cage Type

 N/A EJ

C1 Dynamic Load Rating

 N/A 225000

C0 Static Load Rating

 N/A 219000

Max Oil Speed

 N/A 5100

Max Grease Speed

 N/A 4200

Other Dimensions

Shaft Diameter d

 N/A 55 mm

A

 N/A 115 mm

A1

 N/A 80 mm

A2

 N/A 127 mm

G

 N/A M12

H

 N/A 156 mm

H1

 N/A 80 mm

H2

 N/A 30 mm

J

 N/A 230 mm

J1

 N/A 40 mm

J2

 N/A 257 mm

L

 N/A 280 mm

N

 N/A 15 mm

N1

 N/A 20 mm

Key Dimensions

UPC Code

 N/A 999999999

Alternate Part Name

 N/A FSNTD515-612 - 21312K - LO612
  • 1 Purchase the Adapter Sleeve separately
  • 2 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.