
YZXQ :: Rod End Bearings
SI…PK Steel-on-Steel Female Rod Ends
Compact steel-on-steel female rod ends for general linkages.
SI3PK – SI20PKOverview
SI…PK rod ends use a hardened steel-on-steel spherical pair in a compact female-thread body. The range starts at 3 mm bore for small linkages where space is tight and loads are moderate.
Key Features
- Steel-on-steel contact
- Female thread from 3 mm bore
- Compact body
- Zinc plated finish
Technical Specifications
Reference dimensions per model — request the full datasheet

| Model | d (mm) |
|---|---|
| SI3PK | 3 |
| SI4PK | 4 |
| SI5PK | 5 |
| SI6PK | 6 |
| SI8PK | 8 |
| SI10PK | 10 |
| SI12PK | 12 |
| SI14PK | 14 |
| SI16PK | 16 |
| SI18PK | 18 |
| SI20PK | 20 |
Full datasheets with exact dimensions, load ratings and tolerances are available on request — contact us with your model list for the complete specification.
Material Options
- Carbon steel body, zinc plated
- Hardened steel raceway
- Chrome plated ball
Customization Options
- Stainless steel body
- Special thread sizes
- OEM marking
RFQ
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Reference dimensions per model — request the full datasheet
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