Stainless steel shrink disc RLK 608 E

Product name
Shrink discs RLK 608 E

Overview
The RLK 608 E shrink discs are two-part external clamping connections by RINGSPANN for backlash-free fastening of hollow shafts or hubs to shafts. Designed for high torque transmission, they enable quick assembly by tightening the clamping screws without a torque wrench. Distance-controlled assembly ensures guaranteed transmissible torques. The enclosed design is dirt-impervious and supports true running even at high speeds. Available for hollow shafts or hubs with outer diameters from 16 mm to 620 mm.

Available product resources

• Datasheet for RLK 608 E (PDF)
• 3D CAD model (download)
• Installation instructions for RLK 608 and RLK 608 E (PDF)
• Catalogue: Shaft‑Hub Connections (category brochure)
• Assembly video

Features

• Two-part external design
• High torque capacity
• Transmissible torque range: 70 Nm up to 4,025,000 Nm
• Easy and quick assembly by tightening clamping screws without a torque wrench
• Distance-controlled assembly guarantees transmissible torques
• Enclosed design, impervious to dirt
• True running at high speeds
• Centring function for hollow shaft or hub on shaft
• Suitable for hollow shafts or hubs with outer diameters of 16 mm to 620 mm

Webshop – Representative sizes & prices (excerpt)
Product name | Article number | Weight [kg] | Delivery time | Price (1 pc) [€]
RLK 608 E-16 | 4200-016801-E00000 | 0.1 | 5 Days | 41.23 €
RLK 608 E-18 | 4200-018801-E00000 | 0.2 | 5 Days | 45.38 €
RLK 608 E-30 | 4200-030801-E00000 | 0.3 | 3 Days | 59.10 €
RLK 608 E-36 | 4200-036801-E00000 | 0.5 | 3 Days | 63.90 €
(Additional sizes available up to RLK 608 E-420; full size/price table and delivery times in webshop.)

Notes
Prices shown are per piece and stated in EUR (plus VAT, packaging and shipping where applicable). Delivery times are ex works in business days and may vary with size and quantity.

Technical specifications

• Model name: RLK 608 E
• Design: two-part external clamping shrink disc
• Application: backlash-free fastening of hollow shafts or hubs to shafts; centring function
• Transmissible torque: 70 Nm to 4,025,000 Nm (model series range)
• Suitable hollow shaft / hub outer diameters: 16 mm to 620 mm
• Assembly: tightening of clamping screws (no torque wrench required); distance-controlled assembly
• Construction: enclosed design, dirt-impervious
• Performance: true running at high speeds
• Documentation available: datasheet, installation instructions, 3D CAD models, catalogue, assembly video
• Manufacturer: RINGSPANN