Kocayusuf Spare Parts
Original-quality spare parts manufacturing for Kocayusuf membrane presses — compatible, durable, fast.
Kocayusuf Spare Parts Manufacturing
We supply all wear and spare parts of the membrane press from a single source: pins, pin plates, covers, gasket surfaces and custom-made parts. We combine original quality with economical pricing and fast delivery.


Kocayusuf is a Turkish-built membrane press brand with a wide installed base in the field. We manufacture the pin plates, covers and wear parts of these presses to original dimensions. Share a dimension, a sample or a technical drawing and we produce a fully compatible part.
We manufacture all worn spare parts of your membrane press — pins, pin plate, cover and sealing elements — to original dimensions and export quality.
Why Ayyıldız Robotics?
- Fully compatible manufacturing for Kocayusuf presses
- Original dimensions and tolerances (CNC precision)
- Rustproof, long-lasting material
- Fast supply & economical pricing
- Shipping across Türkiye + on-site technical support
Dimensions, Tolerance and Material
8 part families we produce on the Goodway SW-20 CNC Swiss-type lathe — 80 standard types in total, across ⌀4–20 mm.
| Part family | Diameter | Length | Tolerance | Material | Types |
|---|---|---|---|---|---|
| Press PinHardened flat-ended press pin for membrane press ejection stroke.Code & size table → | ⌀4–18 mm | 21–81 mm | h6 | Steel | 10 |
| Guide PinGuide pin with conical lead-in tip and flat shoulder for plate alignment.Code & size table → | ⌀6–20 mm | 23–75 mm | h7 | Steel | 10 |
| Pin Plate PinStepped cylindrical locating pin with seating shoulder for plate mounting.Code & size table → | ⌀6–20 mm | 16–58 mm | m6 | Steel | 10 |
| Guide BushingStraight-bored guide bushing directing precise axial travel of the press piston.Code & size table → | ⌀5–20 mm | 12–31 mm | h6 | Stainless Steel | 10 |
| Seal BushingChamfered support bushing seating and retaining the membrane shaft seal.Code & size table → | ⌀6–20 mm | 6–15 mm | h8 | Brass | 10 |
| Adjustment BushingStepped bored bushing for axial clearance adjustment in membrane press mechanisms.Code & size table → | ⌀8–20 mm | 12–32 mm | h7 | Steel | 10 |
| Reducer BushingStepped reducer bushing adapting between two differing shaft diameters.Code & size table → | ⌀6–20 mm | 14–35 mm | h7 | Steel | 10 |
| Threaded Adjuster BushingExternally threaded adjuster bushing with hex flats for axial position setting.Code & size table → | ⌀9.2–19.6 mm | 19–42 mm | 6g | Steel | 10 |
Tolerance classes: 6g, h6, h7, h8, m6. Materials: Steel, Stainless Steel, Brass. These ranges show our production scope; the final dimensions and tolerance of your part are set from a technical drawing or a sample, according to the brand and model of your press. Price and lead time are given with the quotation.
Request a quote for Kocayusuf Spare Parts
Send us your dimensions or sample; let's determine the best solution and delivery time together.
Kocayusuf Spare Parts — frequently asked
The most common questions.
Yes. We manufacture spare parts parts for Kocayusuf membrane presses fully compatible with original dimensions and tolerances; they fit your press directly.