Designation system for housings
Examples and the applicable options for SNL and SE housings are given below.
Examples
| SNL 518-615 SN
| where | SNL = |  |
| 518-615 = |  |
||
| SN = |  |
Applicable options
 | Prefixes for bolt holes |
| – | Two oblong cast holes for attachment bolts |
| F | Four oblong cast holes for attachment bolts |
| S | No holes for attachment bolts (drilled holes can be supplied) |
 | Series |
| SNL | Standard plummer block housing |
| SE
| Standard plummer block housing (new generation)
|
 | Material |
| – | Grey cast iron |
| D | Spheroidal graphite cast iron |
|
| Size identification |
| 2(00) | Housing for bearings on a cylindrical seat, diameter series 2 |
| 3(00) | Housing for bearings on a cylindrical seat, diameter series 3
|
| 5(00) | Housing for bearings on an adapter sleeve, diameter series 2 |
| 6(00) | Housing for bearings on an adapter sleeve, diameter series 3 |
| ..(00) |
Size code of the bearing, (00) x 5 = bearing bore diameter [mm] |
| Suffixes1) |
| V | Grease escape hole in the housing base |
| TURU | Housing prepared for oil lubrication, including seals |
| T | Drilled and tapped hole 1/4-28 UNF on one side of the housing cap to lubricate the seal. Grease fitting AH 1/4-28 SAE-LT supplied with the housing. |
| TD | Drilled and tapped hole 1/4-28 UNF on both sides of the housing cap to lubricate the seals. Two grease fittings AH 1/4-28 SAE-LT supplied with the housing. |
| SN | Drilled and tapped M8 hole for sensor in position 3 (fig. 1) |
| K7
| Housing with bearing seat diameter tolerance K7
|
| /MS1 | Two drilled holes for attachment bolts |
| /MS2 | Four drilled holes for attachment bolts |
- 1)When multiple suffixes are used, they are listed in the same order as shown here.
