| R162229322 | SNS - slimline, normal, standard height | C0 - Without preload (clearance) | H - Highly accurate | SS - Standard seal | With ball chain |
| R162229320 | SNS - slimline, normal, standard height | C0 - Without preload (clearance) | H - Highly accurate | SS - Standard seal | Without ball chain (standard) |
| R16212382Z | SNH - slimline, normal, high | C3 - High preload | XP - Extra precise | DS - Double-lip seal | Without ball chain (standard) |
| R16212382Y | SNH - slimline, normal, high | C3 - High preload | XP - Extra precise | DS - Double-lip seal | With ball chain |
| R162123822 | SNH - slimline, normal, high | C3 - High preload | XP - Extra precise | SS - Standard seal | With ball chain |
| R162123820 | SNH - slimline, normal, high | C3 - High preload | XP - Extra precise | SS - Standard seal | Without ball chain (standard) |
| R16212282Z | SNH - slimline, normal, high | C2 - Medium preload | XP - Extra precise | DS - Double-lip seal | Without ball chain (standard) |
| R16212282Y | SNH - slimline, normal, high | C2 - Medium preload | XP - Extra precise | DS - Double-lip seal | With ball chain |
| R162122822 | SNH - slimline, normal, high | C2 - Medium preload | XP - Extra precise | SS - Standard seal | With ball chain |
| R162122820 | SNH - slimline, normal, high | C2 - Medium preload | XP - Extra precise | SS - Standard seal | Without ball chain (standard) |
| R16212222Z | SNH - slimline, normal, high | C2 - Medium preload | P - Precise | DS - Double-lip seal | Without ball chain (standard) |
| R16212222Y | SNH - slimline, normal, high | C2 - Medium preload | P - Precise | DS - Double-lip seal | With ball chain |
| R162122222 | SNH - slimline, normal, high | C2 - Medium preload | P - Precise | SS - Standard seal | With ball chain |
| R162122220 | SNH - slimline, normal, high | C2 - Medium preload | P - Precise | SS - Standard seal | Without ball chain (standard) |
| R162122420 | SNH - slimline, normal, high | C2 - Medium preload | N - Normal | SS - Standard seal | Without ball chain (standard) |
| R16212232Z | SNH - slimline, normal, high | C2 - Medium preload | H - Highly accurate | DS - Double-lip seal | Without ball chain (standard) |
| R16212232Y | SNH - slimline, normal, high | C2 - Medium preload | H - Highly accurate | DS - Double-lip seal | With ball chain |
| R162122322 | SNH - slimline, normal, high | C2 - Medium preload | H - Highly accurate | SS - Standard seal | With ball chain |
| R162122320 | SNH - slimline, normal, high | C2 - Medium preload | H - Highly accurate | SS - Standard seal | Without ball chain (standard) |
| R16212182Z | SNH - slimline, normal, high | C1 - Low preload | XP - Extra precise | DS - Double-lip seal | Without ball chain (standard) |
| R16212182Y | SNH - slimline, normal, high | C1 - Low preload | XP - Extra precise | DS - Double-lip seal | With ball chain |
| R162121823 | SNH - slimline, normal, high | C1 - Low preload | XP - Extra precise | LS - Low-friction seal | With ball chain |
| R162121822 | SNH - slimline, normal, high | C1 - Low preload | XP - Extra precise | SS - Standard seal | With ball chain |
| R162121821 | SNH - slimline, normal, high | C1 - Low preload | XP - Extra precise | LS - Low-friction seal | Without ball chain (standard) |