SR20W1UU(GK) individual wide-type linear motion (LM) guide block

SR20W1UU(GK) individual wide-type linear motion (LM) guide block
Key Specifications

• Brand/Manufacturer: THK
• Series: SR-W Type (Wide, square block style)
• Size Code: 20 (Rail width size 20 mm)
• Type: Full-ball recirculating linear guide block with end plates
• Seal Type: UU (End seals on both sides for dust protection)
• GK Code: Special assembly/interchangeability designation from the manufacturer 

Design Features

• Load Capacity: Built with a 45° contact angle across four rows of balls, ensuring equal load rating in radial, reverse-radial, and lateral directions.
• Low Profile: Features a low cross-section height ideal for compact horizontal or heavy-load placement.
• Ball Retention: Includes a retaining plate so balls do not fall out even if the block is slid off the