![[THK] — SRN-C/LC Low Profile Roller Retainer LM Guide Block (Super High Rigidity, Flange)](https://img.prosourcemro.com/2026/05/001-799-1024x833.png)
LM Guides
THK
[THK] — SRN-C/LC Low Profile Roller Retainer LM Guide Block (Super High Rigidity, Flange)
Family ID: THK-SRN-C
Super high rigidity low profile Roller Retainer type LM Guide. Flange with tapped holes — mountable from top or bottom. High rigidity rollers with length ≥1.5× roller diameter. Roller retainer prevents skew for smooth low-variation motion.
7 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| SRN-35C | SRN 35C LM Block H44×W100×L125mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 35C | Height M: 44 mm | Width W: 100 mm | Length L: 125 mm | Max Rail Length: 3000 mm | Dynamic Load C: 59.1 kN | Static Load C0: 119 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Standard (C) | Brand: THK | ||
| SRN-35LC | SRN 35LC LM Block H44×W100×L155mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 35LC | Height M: 44 mm | Width W: 100 mm | Length L: 155 mm | Max Rail Length: 3000 mm | Dynamic Load C: 76 kN | Static Load C0: 165 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Long (LC) | Brand: THK | ||
| SRN-45C | SRN 45C LM Block H52×W120×L155mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 45C | Height M: 52 mm | Width W: 120 mm | Length L: 155 mm | Max Rail Length: 3090 mm | Dynamic Load C: 91.9 kN | Static Load C0: 192 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Standard (C) | Brand: THK | ||
| SRN-45LC | SRN 45LC LM Block H52×W120×L190mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 45LC | Height M: 52 mm | Width W: 120 mm | Length L: 190 mm | Max Rail Length: 3090 mm | Dynamic Load C: 115 kN | Static Load C0: 256 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Long (LC) | Brand: THK | ||
| SRN-55C | SRN 55C LM Block H63×W140×L185mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 55C | Height M: 63 mm | Width W: 140 mm | Length L: 185 mm | Max Rail Length: 3060 mm | Dynamic Load C: 131 kN | Static Load C0: 266 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Standard (C) | Brand: THK | ||
| SRN-55LC | SRN 55LC LM Block H63×W140×L235mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 55LC | Height M: 63 mm | Width W: 140 mm | Length L: 235 mm | Max Rail Length: 3060 mm | Dynamic Load C: 167 kN | Static Load C0: 366 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Long (LC) | Brand: THK | ||
| SRN-65LC | SRN 65LC LM Block H75×W170×L303mm | THK | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 65LC | Height M: 75 mm | Width W: 170 mm | Length L: 303 mm | Max Rail Length: 3000 mm | Dynamic Load C: 278 kN | Static Load C0: 599 kN | Rolling Element: Roller (length ≥1.5× dia.) | Retainer: Yes | Mount: Flange Tapped (top or bottom) | Block Length: Long (LC) | Brand: THK |
