• THK SRN-R/LR Low Profile Roller Retainer LM Guide Block (Super High Rigidity, Narrow Width)
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THK SRN-R/LR Low Profile Roller Retainer LM Guide Block (Super High Rigidity, Narrow Width)

THK SRN-R/LR Low Profile Roller Retainer LM Guide Block (Super High Rigidity, Narrow Width)

Super high rigidity low profile Roller Retainer type LM Guide.

Key features

  • Narrow block width with tapped holes
  • High rigidity rollers with length ≥1.5× roller diameter
  • Roller retainer prevents skew for smooth low-variation motion

Specifications

Type Low Profile Roller Retainer LM Guide Block
Series SRN
Rolling Element Roller (length ≥1.5× dia.)
Retainer Yes
Mount Narrow Width Tapped
Brand THK
SRN-35R SRN 35R LM Block H44×W70×L125mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 35R | Height M: 44 mm | Width W: 70 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: Narrow Width Tapped | Block Length: Standard (R) | Brand: THK
SRN-35LR SRN 35LR LM Block H44×W70×L155mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 35LR | Height M: 44 mm | Width W: 70 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
SRN-45R SRN 45R LM Block H52×W86×L155mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 45R | Height M: 52 mm | Width W: 86 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: Narrow Width Tapped | Block Length: Standard (R) | Brand: THK
SRN-45LR SRN 45LR LM Block H52×W86×L190mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 45LR | Height M: 52 mm | Width W: 86 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
SRN-55R SRN 55R LM Block H63×W100×L185mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 55R | Height M: 63 mm | Width W: 100 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: Narrow Width Tapped | Block Length: Standard (R) | Brand: THK
SRN-55LR SRN 55LR LM Block H63×W100×L235mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 55LR | Height M: 63 mm | Width W: 100 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
SRN-65LR SRN 65LR LM Block H75×W126×L303mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 65LR | Height M: 75 mm | Width W: 126 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
LM GuidesTHK
7 product codes available in this family
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THK SRN-R/LR Low Profile Roller Retainer LM Guide Block (Super High Rigidity, Narrow Width)

Brand THK·LM Guides

Available part numbers (7)

SRN-35R, SRN-35LR, SRN-45R, SRN-45LR, SRN-55R, SRN-55LR, SRN-65LR

How to order

Send the THK part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
SRN-35RSRN 35R LM Block H44×W70×L125mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 35R | Height M: 44 mm | Width W: 70 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: Narrow Width Tapped | Block Length: Standard (R) | Brand: THK
SRN-35LRSRN 35LR LM Block H44×W70×L155mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 35LR | Height M: 44 mm | Width W: 70 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
SRN-45RSRN 45R LM Block H52×W86×L155mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 45R | Height M: 52 mm | Width W: 86 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: Narrow Width Tapped | Block Length: Standard (R) | Brand: THK
SRN-45LRSRN 45LR LM Block H52×W86×L190mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 45LR | Height M: 52 mm | Width W: 86 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
SRN-55RSRN 55R LM Block H63×W100×L185mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 55R | Height M: 63 mm | Width W: 100 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: Narrow Width Tapped | Block Length: Standard (R) | Brand: THK
SRN-55LRSRN 55LR LM Block H63×W100×L235mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 55LR | Height M: 63 mm | Width W: 100 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK
SRN-65LRSRN 65LR LM Block H75×W126×L303mm | Type: Low Profile Roller Retainer LM Guide Block | Series: SRN | Model: SRN 65LR | Height M: 75 mm | Width W: 126 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: Narrow Width Tapped | Block Length: Long (LR) | Brand: THK

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