SI…C self-lubricating assembled rod end spherical plain bearing: Assembled from a galvanized carbon steel rod end body and a self-lubricating radial spherical plain bearing GE…C, maintenance-free design, no external lubrication required, ensuring long-term stable operation.
SI…ETL 2RS self-lubricating assembled rod end spherical plain bearing: Assembled from a galvanized carbon steel rod end body and a self-lubricating radial spherical plain bearing GE…ET 2RS, featuring a closed-loop seal design to prevent contamination, eliminate lubrication requirements, and adapt to harsh environments.
Product Number
SI…C (5~30) SI…ETL 2RS (15~80)
Sliding Friction Pair
·SI…C: Steel/PTFE composite material
·SI…ETL 2RS: Steel/PTFE braided fabric
Operating Temperature Range
Suitable for a wide temperature range
·SI…C: 50℃~+150℃
·SI…ETL 2RS: 30℃~+130℃
Customization Options
·Rod end bearings with different pitches or thread precision requirements are available to meet special application needs.
·Left-hand Thread Marking: For left-hand thread versions, please add "L" or "left" after the model number, for example: SIL20C M20×1.5left-6H, to ensure accurate marking.

| Bearing number |
Dimensions mm/inch |
Load Ratings kN | Weight ≈kg |
||||||||||||||||
| d | B | dₖ | C₁ max |
d₂ | G 6H |
h₁ | I₃ min |
I₄ | I₅ | I₇ | W | d₃ | d₄ | rₛ min |
α° ≈ |
Dynamlc | Static | ||
| SI5C | 5 | 6 | 10 | 4.5 | 21 | M5 | 30 | 11 | 40.5 | 5 | 11.5 | 10 | 10 | 13 | 0.3 | 13 | 3.6 | 8.1 | 0.023 |
| SIEC | 6 | 6 | 10 | 4.5 | 21 | MB | 30 | 11 | 40.5 | 5 | 11.5 | 11 | 11 | 13 | 0.3 | 13 | 3.6 | B.1 | 0.023 |
| SIBC | 8 | 8 | 13 | 6.5 | 24 | MB | 36 | 15 | 48 | 5 | 13 | 13 | 13 | 16 | 0.3 | 15 | 5.8 | 12.9 | 0.040 |
| S10C | 10 | 9 | 16 | 7.5 | 29 | M10 | 43 | 20 | 57.5 | 6.5 | 15 | 16 | 16 | 19 | 0.3 | 12 | B.6 | 17.8 | 0.065 |
| S12C | 12 | 10 | 18 | 8.5 | 34 | M12 | 50 | 23 | 67 | 7 | 18 | 18 | 19 | 22 | 0.3 | 10 | 11 | 24.5 | 0.108 |
| S15C | 15 | 12 | 22 | 10.5 | 40 | M14 | 61 | 30 | 81 | 8 | 21 | 21 | 21 | 26 | 0.3 | 8 | 18 | 36 | 0.169 |
| SI15ETL-2RS | 25 | ||||||||||||||||||
| S17C | 17 | 14 | 25 | 11.5 | 46 | M16 | 67 | 34 | 90 | 10 | 24 | 27 | 25 | 29 | 0.3 | 10 | 22 | 45 | 0.235 |
| S117ETL-2RS | 32 | ||||||||||||||||||
| Si20C | 20 | 16 | 29 | 13.5 | 53 | M20×1.5 | 77 | 40 | 103.5 | 10 | 25.5 | 30 | 28 | 34 | 0.3 | 9 | 31 | 60 | 0.335 |
| SI20ETL-2RS | 45 | ||||||||||||||||||
| SI25C | 25 | 20 | 35.5 | 18 | 64 | M24×2 | 94 | 48 | 128 | 12 | 33 | 36 | 35 | 42 | 0.6 | 7 | 51 | 85 | 0.665 |
| SI25ETL-2RS | 85 | ||||||||||||||||||
| SI30C | 30 | 22 | 40.7 | 20 | 73 | M30×2 | 110 | 56 | 146.5 | 15 | 37.5 | 46 | 42 | 50 | 0.6 | 6 | 65 | 110 | 1.05 |
| SI30ETL-2RS | 110 | ||||||||||||||||||
| S135ETL-2RS | 35 | 25 | 47 | 22 | 82 | M36×3 | 125 | 60 | 168 | 15 | 40 | 55 | 48 | 58 | 0.6 | 6 | 140 | 146 | 1.50 |
| SI40ETL-2RS | 40 | 28 | 53 | 24 | 92 | M39×3 | 142 | 85 | 188 | 18 | 47 | 60 | 52 | 65 | 0.6 | 7 | 175 | 180 | 2.05 |
| SIS40ETL-2RS | 40 | 28 | 53 | 24 | 92 | M42×3 | 142 | 85 | 188 | 18 | 47 | 55 | 52 | 65 | 0.6 | 7 | 99 | 180 | 1.94 |
| SI45ETL-2RS | 45 | 32 | 60 | 28 | 102 | M42×3 | 145 | 85 | 198 | 20 | 52 | 65 | 58 | 70 | 0.8 | 7 | 225 | 240 | 2.72 |
| SIS45ETL-2R | 45 | 32 | 60 | 27 | 102 | M45×3 | 145 | 85 | 198 | 20 | 52 | 60 | 58 | 70 | 0.6 | 7 | 127 | 240 | 2.61 |
| SI50ETL-2RS | 50 | 35 | 68 | 31 | 112 | M45×3 | 160 | 68 | 216 | 20 | 57 | 70 | 62 | 75 | 0.6 | 6 | 275 | 290 | 3.48 |
| SIS50ETL-2RS | 50 | 35 | 66 | 31 | 112 | M52×3 | 160 | 69 | 216 | 20 | 57 | 65 | 62 | 75 | 0.6 | 6 | 158 | 260 | 3.24 |
| SI60ETL-2RS | 60 | 44 | 80 | 39 | 135 | M52×3 | 175 | 70 | 242.5 | 20 | 68.5 | 80 | 70 | 88 | 1 | 6 | 430 | 450 | 5.55 |
| SIS60ETL-2RS | 60 | 44 | 80 | 39 | 135 | M80×4 | 175 | 73 | 242.5 | 20 | 68.5 | 75 | 70 | 88 | 1 | 6 | 245 | 300 | 4.99 |
| SI70ETL-2RS | 70 | 49 | 92 | 43 | 160 | M58×4 | 200 | 80 | 280 | 20 | 81 | 85 | 80 | 98 | 1 | 6 | 550 | 610 | 8.72 |
| SIS70ETL-2RS | 70 | 49 | 92 | 42 | 160 | M72×4 | 200 | 80 | 280 | 20 | 81 | 80 | 85 | 98 | 1 | 6 | 313 | 470 | 8.33 |
| SI80ETL-2RS | 80 | 55 | 105 | 48 | 180 | M84×4 | 230 | 85 | 320 | 25 | 91 | 95 | 95 | 110 | 1 | 6 | 705 | 750 | 12.9 |
| SISBOETL-2RS | 80 | 55 | 105 | 47 | 180 | M80×4 | 230 | 85 | 320 | 25 | 91 | 100 | 95 | 110 | 1 | 6 | 400 | 600 | 117 |
0+
years
Industry Experience
0+
Model diversity
0+
Number of Employees
0
$
Annual export value
Install with the open side facing the bearing To correctly install the 2206 AV Nilos Ring, position it so the convex (open) side points toward the bearing raceway. The ring must seat flush against ...
Selecting the optimal rolling component for high-speed rotating machinery requires a deep understanding of operating conditions, internal geometry, and thermal management. Among precision machinery, a...
In the rapidly evolving field of medical technology, even the smallest component can determine the success of a life-saving device. Among these, medical equipment bearings play a silent yet critical r...
Introduction: The Role of Bearings in 5-Axis Machining Centers Modern manufacturing has entered an era where precision is no longer an advantage but a basic requirement. Among all CNC equipment, the 5...