![[THK] — SH Linear Bush Case Unit Compact Aluminum (SH3UU~SH20UU)](https://prosourcemro.com/wp-content/uploads/2026/05/001-1009-1024x868.png)
Linear Bushings
THK
[THK] — SH Linear Bush Case Unit Compact Aluminum (SH3UU~SH20UU)
Family ID: THK-SH
SH type Linear Bush Case Unit — more compact and lightweight than SC type. 2 ball circuits load from top of case for improved service life. Aluminum case. Seal type (UU) standard stock; no-seal type on order. Stainless LM-MG bush option available on request. Shaft diameters: 3~20mm. Synthetic resin retainer (max 80°C).
10 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| SH3UU | THK Linear Bush case unit compact, shaft φ3mm, H=14mm, W=10mm, L=13mm | THK | Shaft Dia.: d=3mm | Case Height: M=14mm | Case Width: W=10mm | Case Length: L=13mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH3MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH4UU | THK Linear Bush case unit compact, shaft φ4mm, H=16mm, W=12mm, L=15mm | THK | Shaft Dia.: d=4mm | Case Height: M=16mm | Case Width: W=12mm | Case Length: L=15mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH4MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH5UU | THK Linear Bush case unit compact, shaft φ5mm, H=18mm, W=14mm, L=17mm | THK | Shaft Dia.: d=5mm | Case Height: M=18mm | Case Width: W=14mm | Case Length: L=17mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH5MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH6UU | THK Linear Bush case unit compact, shaft φ6mm, H=22mm, W=16mm, L=24mm | THK | Shaft Dia.: d=6mm | Case Height: M=22mm | Case Width: W=16mm | Case Length: L=24mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH6MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH8UU | THK Linear Bush case unit compact, shaft φ8mm, H=26mm, W=20mm, L=27mm | THK | Shaft Dia.: d=8mm | Case Height: M=26mm | Case Width: W=20mm | Case Length: L=27mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH8MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH10UU | THK Linear Bush case unit compact, shaft φ10mm, H=32mm, W=26mm, L=35mm | THK | Shaft Dia.: d=10mm | Case Height: M=32mm | Case Width: W=26mm | Case Length: L=35mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH10MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH12UU | THK Linear Bush case unit compact, shaft φ12mm, H=34mm, W=28mm, L=35mm | THK | Shaft Dia.: d=12mm | Case Height: M=34mm | Case Width: W=28mm | Case Length: L=35mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH12MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH13UU | THK Linear Bush case unit compact, shaft φ13mm, H=36mm, W=30mm, L=36mm | THK | Shaft Dia.: d=13mm | Case Height: M=36mm | Case Width: W=30mm | Case Length: L=36mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH13MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH16UU | THK Linear Bush case unit compact, shaft φ16mm, H=42mm, W=36mm, L=40mm | THK | Shaft Dia.: d=16mm | Case Height: M=42mm | Case Width: W=36mm | Case Length: L=40mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH16MUU available on request | Max Temp.: 80°C (standard retainer) | ||
| SH20UU | THK Linear Bush case unit compact, shaft φ20mm, H=49mm, W=42mm, L=44mm | THK | Shaft Dia.: d=20mm | Case Height: M=49mm | Case Width: W=42mm | Case Length: L=44mm | Case Material: Aluminum (compact, lighter than SC) | Feature: 2 ball circuits load from top; improved service life | Seal: Double seal (UU) standard; no-seal type on order | Stainless Option: SH20MUU available on request | Max Temp.: 80°C (standard retainer) |
