TAPER BUSH PULLEYProduct Group 02
V-Belt Pulleys
V-groove pulleys fitted with taper bushes, cast in our own foundry and precision machined. Alongside the standard profiles, we produce custom sizes to your technical drawing.
- Fast and precise mounting with a taper bush
- SPZ, SPA, SPB and SPC groove profiles
- Cast in our own foundry, machined on our own machine park
- Phosphate-coated or painted finish
- Custom sizes to your technical drawing on request

29 products · SPA · 4 grooves
| Product Code | Profile | Grooves | Pitch diameter (PD)mm | Outside diameter (OD)mm | Pulley type | Bush no. | Fmm | Gmm | Kmm | Lmm | Mmm | Hmm | Add |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SPA 90-4 | SPA | 4 | 90 | 95,5 | 6 | 1615 | 65 | 60 | 27 | 38 | - | - | |
| SPA 95-4 | SPA | 4 | 95 | 100,5 | 6 | 1615 | 65 | 64 | 27 | 38 | - | - | |
| SPA 100-4 | SPA | 4 | 100 | 105,5 | 2 | 1610 | 65 | 70 | - | 25 | 40 | - | |
| SPA 106-4 | SPA | 4 | 106 | 111,5 | 6 | 2012 | 65 | 76 | 33 | 32 | - | - | |
| SPA 112-4 | SPA | 4 | 112 | 117,5 | 6 | 2012 | 65 | 80 | 33 | 32 | - | - | |
| SPA 118-4 | SPA | 4 | 118 | 123,5 | 2 | 2012 | 65 | 86 | - | 32 | 33 | - | |
| SPA 125-4 | SPA | 4 | 125 | 130,5 | 2 | 2012 | 65 | 90 | - | 32 | 33 | - | |
| SPA 132-4 | SPA | 4 | 132 | 137,5 | 2 | 2517 | 65 | 98 | - | 32 | 33 | - | |
| SPA 140-4 | SPA | 4 | 140 | 145,5 | 2 | 2517 | 65 | 106 | - | 45 | 20 | - | |
| SPA 150-4 | SPA | 4 | 150 | 155,5 | 2 | 2517 | 65 | 116 | - | 45 | 20 | - | |
| SPA 160-4 | SPA | 4 | 160 | 165,5 | 2 | 2517 | 65 | 125 | - | 45 | 20 | - | |
| SPA 170-4 | SPA | 4 | 170 | 175,5 | 2 | 2517 | 65 | 135 | - | 45 | 20 | - | |
| SPA 180-4 | SPA | 4 | 180 | 185,5 | 2 | 2517 | 65 | 148 | - | 45 | 20 | - | |
| SPA 190-4 | SPA | 4 | 190 | 195,5 | 2 | 2517 | 65 | 158 | - | 45 | 20 | - | |
| SPA 200-4 | SPA | 4 | 200 | 205,5 | 2 | 3020 | 65 | 165 | - | 45 | 20 | - | |
| SPA 212-4 | SPA | 4 | 212 | 217,5 | 2 | 3020 | 65 | 177 | - | 45 | 20 | - | |
| SPA 224-4 | SPA | 4 | 224 | 229,5 | 2 | 3020 | 65 | 189 | - | 45 | 20 | - | |
| SPA 236-4 | SPA | 4 | 236 | 241,5 | 7 | 3020 | 65 | 200 | 10 | 45 | 10 | 150 | |
| SPA 250-4 | SPA | 4 | 250 | 255,5 | 7 | 3020 | 65 | 215 | 10 | 45 | 10 | 150 | |
| SPA 280-4 | SPA | 4 | 280 | 285,5 | 7 | 3020 | 65 | 245 | 10 | 45 | 10 | 150 | |
| SPA 315-4 | SPA | 4 | 315 | 320,5 | 7 | 3020 | 65 | 280 | 7 | 51 | 7 | 150 | |
| SPA 355-4 | SPA | 4 | 355 | 360,5 | 5 | 3020 | 65 | 320 | 7 | 51 | 7 | 150 | |
| SPA 400-4 | SPA | 4 | 400 | 405,5 | 5 | 3020 | 65 | 365 | 7 | 51 | 7 | 150 | |
| SPA 450-4 | SPA | 4 | 450 | 455,5 | 5 | 3020 | 65 | 415 | 7 | 51 | 7 | 150 | |
| SPA 500-4 | SPA | 4 | 500 | 505,5 | 5 | 3020 | 65 | 465 | 7 | 51 | 7 | 150 | |
| SPA 560-4 | SPA | 4 | 560 | 565,5 | 4 | 3535 | 65 | 525 | 12 | 89 | 12 | 150 | |
| SPA 630-4 | SPA | 4 | 630 | 635,5 | 4 | 3535 | 65 | 595 | 12 | 89 | 12 | 150 | |
| SPA 800-4 | SPA | 4 | 800 | 805,5 | 4 | 3535 | 65 | 765 | 12 | 89 | 12 | 150 | |
| SPA 1000-4 | SPA | 4 | 1000 | 1005,5 | 4 | 4040 | 65 | 965 | 18,5 | 102 | 18,5 | 210 |
Dimensions are taken from the KYS 2025 product catalogue (p. 54). Current values are confirmed with your quote.
Our Other Product Groups
All Products01
Poly-V Belt Pulleys
Efficient power transmission at high speeds in compact drives.
02
Timing Belt Pulleys
Precise tooth profiles for slip-free, synchronous motion transfer.
03
Cone Clamping Elements
Keyless shaft-hub connection that transmits high torque.
04
HRC Couplings
Flexible, easy-to-fit couplings that damp vibration.
