![[THK] — SRS-WS/WM/WN (#5~12) Miniature LM Guide Block (Wide Block, Low Dust, Stainless)](https://img.prosourcemro.com/2026/05/001-737-1024x819.png)
LM Guides
THK
[THK] — SRS-WS/WM/WN (#5~12) Miniature LM Guide Block (Wide Block, Low Dust, Stainless)
Family ID: THK-SRS-WS512
Miniature low-dust Ball Retainer Type LM Guide. Wide block width (W) type with tapped holes. Stainless steel rail, block and balls. Very low rail profile with compact 2-row ball structure. Partial resin insert molding for lightweight design.
22 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| SRS5WM | SRS 5WM LM Block H6.5×W17×L22.1mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 6.5 mm | Width W: 17 mm | Length L: 22.1 mm | Max Rail Length: 220 mm | Dynamic Load C: 0.584 kN | Static Load C0: 0.703 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS5WGM | SRS 5WGM LM Block H6.5×W17×L22.1mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 6.5 mm | Width W: 17 mm | Length L: 22.1 mm | Max Rail Length: 220 mm | Dynamic Load C: 0.498 kN | Static Load C0: 0.82 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS5WN | SRS 5WN LM Block H6.5×W17×L28.1mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 6.5 mm | Width W: 17 mm | Length L: 28.1 mm | Max Rail Length: 220 mm | Dynamic Load C: 0.746 kN | Static Load C0: 0.996 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS5WGN | SRS 5WGN LM Block H6.5×W17×L28.1mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 6.5 mm | Width W: 17 mm | Length L: 28.1 mm | Max Rail Length: 220 mm | Dynamic Load C: 0.64 kN | Static Load C0: 1.17 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS7WS | SRS 7WS LM Block H9×W25×L22.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 9 mm | Width W: 25 mm | Length L: 22.5 mm | Max Rail Length: 480 mm | Dynamic Load C: 1.38 kN | Static Load C0: 1.35 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS7WGS | SRS 7WGS LM Block H9×W25×L22.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 9 mm | Width W: 25 mm | Length L: 22.5 mm | Max Rail Length: 480 mm | Dynamic Load C: 1.06 kN | Static Load C0: 1.35 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS7WM | SRS 7WM LM Block H9×W25×L31mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 9 mm | Width W: 25 mm | Length L: 31 mm | Max Rail Length: 480 mm | Dynamic Load C: 2.01 kN | Static Load C0: 1.94 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS7WGM | SRS 7WGM LM Block H9×W25×L31mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 9 mm | Width W: 25 mm | Length L: 31 mm | Max Rail Length: 480 mm | Dynamic Load C: 1.63 kN | Static Load C0: 2.51 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS7WN | SRS7WN LM Block H9×W25×L40.9mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 9 mm | Width W: 25 mm | Length L: 40.9 mm | Max Rail Length: 480 mm | Dynamic Load C: 2.56 kN | Static Load C0: 3.28 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS7WGN | SRS 7WGN LM Block H9×W25×L40.9mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 9 mm | Width W: 25 mm | Length L: 40.9 mm | Max Rail Length: 480 mm | Dynamic Load C: 2.12 kN | Static Load C0: 3.66 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS9WS | SRS 9WS LM Block H12×W30×L26.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 12 mm | Width W: 30 mm | Length L: 26.5 mm | Max Rail Length: 1430 mm | Dynamic Load C: 2.03 kN | Static Load C0: 1.84 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS9WGS | SRS 9WGS LM Block H12×W30×L26.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 12 mm | Width W: 30 mm | Length L: 26.5 mm | Max Rail Length: 1430 mm | Dynamic Load C: 1.73 kN | Static Load C0: 2.14 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS9WM | SRS 9WM LM Block H12×W30×L39mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 12 mm | Width W: 30 mm | Length L: 39 mm | Max Rail Length: 1430 mm | Dynamic Load C: 3.29 kN | Static Load C0: 3.34 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS9WGM | SRS 9WGM LM Block H12×W30×L39mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 12 mm | Width W: 30 mm | Length L: 39 mm | Max Rail Length: 1430 mm | Dynamic Load C: 2.67 kN | Static Load C0: 3.35 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS9WN | SRS 9WN LM Block H12×W30×L50.7mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 12 mm | Width W: 30 mm | Length L: 50.7 mm | Max Rail Length: 1430 mm | Dynamic Load C: 4.2 kN | Static Load C0: 4.37 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS9WGN | SRS 9WGN LM Block H12×W30×L50.7mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 12 mm | Width W: 30 mm | Length L: 50.7 mm | Max Rail Length: 1430 mm | Dynamic Load C: 3.48 kN | Static Load C0: 5.81 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS12WS | SRS 12WS LM Block H14×W40×L30.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 14 mm | Width W: 40 mm | Length L: 30.5 mm | Max Rail Length: 2000 mm | Dynamic Load C: 3.58 kN | Static Load C0: 3.15 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS12WGS | SRS 12WGS LM Block H14×W40×L30.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 14 mm | Width W: 40 mm | Length L: 30.5 mm | Max Rail Length: 2000 mm | Dynamic Load C: 3.05 kN | Static Load C0: 3.68 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS12WM | SRS 12WM LM Block H14×W40×L44.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 14 mm | Width W: 40 mm | Length L: 44.5 mm | Max Rail Length: 2000 mm | Dynamic Load C: 5.48 kN | Static Load C0: 5.32 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS12WGM | SRS 12WGM LM Block H14×W40×L44.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 14 mm | Width W: 40 mm | Length L: 44.5 mm | Max Rail Length: 2000 mm | Dynamic Load C: 4.46 kN | Static Load C0: 5.3 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS12WN | SRS 12WN LM Block H14×W40×L59.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 14 mm | Width W: 40 mm | Length L: 59.5 mm | Max Rail Length: 2000 mm | Dynamic Load C: 7.13 kN | Static Load C0: 7.07 kN | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK | ||
| SRS12WGN | SRS 12WGN LM Block H14×W40×L59.5mm | THK | Type: LM Guide Block | Series: SRS | Block Width: Wide (W type) | Height M: 14 mm | Width W: 40 mm | Length L: 59.5 mm | Max Rail Length: 2000 mm | Dynamic Load C: 5.93 kN | Static Load C0: N/A (source data missing) | Material: Stainless Steel | Structure: Ball Retainer | Application: Miniature Low-dust | Brand: THK |
