SA8 Spherical Plain Bearings
| SA8T/K Spherical Plain Bearings | |||
|---|---|---|---|
| Part Number | SA8T/K | h1 | 42 |
| d | 8 | L | 54 |
| B | 12 | R1s | 0.3 |
| dk | 15.875 | a°≈ | 14 |
| C1 | 9 | Dynamic Load Co(N | 11600 |
| d2 | 24 | Static Load Cor(N) | 12900 |
| D | M8*1.25 | Weight(Kg) | 0.038 |
SA8 Spherical Plain Bearing | SA8T / SA8K Steel And Stainless Steel
The SA8 spherical plain bearing is a compact female thread rod end bearing designed for light and medium-duty precision machinery and automation systems. It offers flexible multi-directional oscillation and superior self-aligning performance to compensate for mounting errors. Offered in SA8T and SA8K models with bearing steel and stainless steel options, this bearing delivers low-friction, stable motion solutions for general industrial and precision equipment.
SA8T vs SA8K | Model Differences
SA8T (Teflon Lined Type): Features a built-in PTFE liner with excellent self-lubricating properties and ultra-low friction. It supports dry operation with no regular grease maintenance required, ideal for clean, dry workshops and maintenance-free precision machinery applications.
SA8K (Open Lubrication Type): Standard open grooved structure enables convenient grease refilling and efficient heat dissipation. With reliable wear resistance and stable load performance after lubrication, it suits long-term cyclic operation and general light to medium-load industrial scenarios.
Material Introduction
Bearing Steel: Made of high-carbon chromium bearing steel with professional heat treatment. It provides high surface hardness, strong wear resistance and stable structural rigidity for long service life in standard indoor industrial environments.
Stainless Steel: Premium stainless steel offers outstanding rustproof, waterproof and anti-corrosion performance. It operates reliably in humid, dusty and corrosive conditions, perfect for outdoor machinery, medical devices, food-grade equipment and precision electronics.
Product Features
Compact female thread structure for easy installation and replacement. Excellent self-aligning capability offsets mounting deviation. Smooth low-friction multi-angle swing movement. Dual model and material options adapt to diverse working conditions. High precision and consistent long-term operating stability.
Application Scenarios
SA8 spherical plain bearings are widely applied in automated machinery, small robotic arms, textile equipment, precision instruments and light-medium load transmission structures. SA8T fits clean, dry maintenance-free scenarios; SA8K suits conventional lubricated environments, while stainless steel versions work reliably in humid and corrosive working conditions.
