Stainless steel gearboxes are widely used in industrial transmission fields due to their high strength and corrosion resistance. However, in actual use, stainless steel gearboxes may still malfunction due to improper design, installation, lubrication or maintenance....
SQZ RS Ball Joint – Sealed Straight Joint, Metric Thread
SQZ RS Ball Joint is a documented maintenance required series for industrial linkage or pivot applications. Straight ball-joint layout; left- or right-hand metric thread. Use the main image for identification and the full product description for model-by-model dimensions and load data.
MOQ: 50 pcs. Minimum order value USD 1,500; mixed orders and trial quantities welcome.
SQZ RS is a straight ball joint rather than a conventional eye-style rod end. A threaded stud passes through the ball-joint housing, and a rubber dust seal protects the moving interface. The catalogue covers M5×0.8 through M22×1.5 thread sizes, with both left- and right-hand thread arrangements available.
Key Features
Technical Drawing

Technical Specifications
| Model | Nominal d (mm) | Thread | Reference L (mm) | Load Rating (kN) | Weight (g) |
|---|---|---|---|---|---|
| SQZ5RS | 5 | M5x0.8 | 46 | 2.8 | 25 |
| SQZ6RS | 6 | M6x1.0 | 55.2 | 3.7 | 41 |
| SQZ8RS | 8 | M8x1.25 | 65 | 5.8 | 75 |
| SQZ10RS | 10 | M10x1.25 | 74.5 | 8.4 | 120 |
| SQZ10RS-1 | 10 | M10x1.5 | 80.5 | 8.4 | 120 |
| SQZ12RS | 12 | M12x1.25 | 84 | 11 | 180 |
| SQZ12RS-1 | 12 | M12x1.75 | 91 | 11 | 180 |
| SQZ14RS | 14 | M14x1.5 | 103 | 15 | 270 |
| SQZ14RS-1 | 14 | M14x2.0 | 109 | 15 | 270 |
| SQZ16RS | 16 | M16x1.5 | 112 | 15 | 360 |
| SQZ16RS-1 | 16 | M16x2.0 | 118 | 15 | 360 |
| SQZ18RS | 18 | M18x1.5 | 130.5 | 19 | 540 |
| SQZ20RS | 20 | M20x1.5 | 133 | 19 | 570 |
| SQZ22RS | 22 | M22x1.5 | 145 | 23 | 750 |
Typical Applications
Selection Guide
Here, geometry often decides the model before load does. Compare the full straight-joint drawing with the available linkage length, stud direction and wrench space. Then check the catalogue load rating.
Installation & Maintenance
Inspect the rubber seal whenever the linkage is serviced; a torn boot allows grit directly into a compact moving joint. Keep the tapered or threaded interfaces clean and do not hammer through the ball center.
Related Bearings
SQ RS uses the alternate right-angle rod-end ball-joint layout; POS provides a conventional greasable male-thread rod end; NOS is a maintenance-free eye-type male-thread rod end.
FAQ
Left- or right-hand metric thread — what changes selection?
Zinc-base-alloy housing — what should installers watch?
Machine adjustment rods — suitable duty?
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