Overview
The SPA 168.3 OD rubber seal is a precision-engineered sealing component manufactured to exacting standards for industrial and hydraulic system use. With a 6-inch length and R20 model designation, this seal offers dependable performance in demanding fluid sealing applications across pumps, pipelines, and rotating machinery. The unit delivers durability and consistent sealing integrity for critical system maintenance.
Key Features
- 168.3 mm outer diameter (OD) for reliable bore fitment
- 6-inch length accommodates standard industrial mounting configurations
- R20 model designation ensures compatibility with specified equipment
- Designed for hydraulic fluid, oil, and lubricant sealing applications
- Durable rubber construction resists wear and compression set
- Packaged new, ready for immediate installation
Technical Specifications
- Part Number: SPA 168.3 OD R20 (6″)
- Outer Diameter: 168.3 mm
- Length: 6 inches
- Model: R20
- Material: Industrial rubber compound
- Application Type: Hydraulic & fluid sealing
- Condition: New, open box
Typical Applications
- Hydraulic pump sealing
- Pipeline and manifold systems
- Industrial machinery fluid containment
- Rotating shaft sealing in motor-driven equipment
- Equipment repair and maintenance kits
Compatibility & Replacements
Compatible With
- Industrial hydraulic pump systems
- Standard industrial pipelines and manifolds
- Rotating equipment with 168.3 mm bore diameter
- Hydraulic fluid and oil-lubricated machinery
Replaces / Drop-In Replacement For
- Original equipment SPA 168.3 OD R20 seals
- Compatible with systems originally specified for 168.3 mm OD rubber seals
Works With
- Hydraulic system fluid (ISO VG 32–68)
- Industrial machinery operating in the -20°C to +100°C temperature range
- Standard mechanical compression sealing applications





