Designation system for housings
Examples and the applicable options for SNL housings are given below.
Examples
| SNLD 3134 SN
| where | SNL = |  |
| D = |  |
||
| 3134 = |  |
||
| SN = |  |
Applicable options
| Series |
| SNL | Standard plummer block housing |
| Material |
| – | Grey cast iron |
| D | Spheroidal graphite cast iron |
| Size identification |
| 30(00) | Housing for bearings in the 30 dimension series |
| 31(00) | Housing for bearings in the 31 dimension series |
| 32(00) | Housing for bearings in the 32 dimension series |
| ..34 to 96 | Size code, related to the bearing bore size |
| ../500 to /530 | Size code, related to the bearing bore size |
| Suffixes1) | |
| – | Housing for bearings on an adapter sleeve and a plain shaft | |
| G | Housing for bearings on a cylindrical seat and a stepped shaft | |
| L | Housing for a non-locating bearing arrangement | |
| F | Housing for a locating bearing arrangement | |
| TURT | Housing prepared for oil lubrication, including seals, for use with spherical roller bearings | |
| TURA | Housing prepared for oil lubrication, including seals, for use with CARB toroidal roller bearings | |
| TURP | Housing with seals for circulating oil lubrication systems and large axial shaft movements | |
| V | Housing with a grease escape hole in the base | |
| T | Drilled and tapped hole 1/8-27 NPSF at one side of the housing cap (opposite the lock nut) for a grease fitting | |
| TD | Drilled and tapped hole 1/8-27 NPSF at both sides of the housing cap for a grease fitting | |
| SN | Drilled and tapped M8 hole for sensors | |
- 1)When multiple suffixes are used, they are listed in the same order as shown here.
