According to different groove types, Stock Bore V-pulleys pulleys are divided into various types, including SPA type, SPB type, SPC type, and SPZ type. Each type of pulley has its specific application scenarios and advantages. For example, SPB type pulleys are suitable for applications that require high belt tension.
Our company can select suitable models and specifications for you based on specific mechanical requirements and working conditions.
| Part No. | No.of grooves | O.D | P.D | Type | N | L | D | E | B | d |
| SPZ50-1S SPZ56-1S SPZ63-1S SPZ71-1S SPZ75-1S | 1 1 1 1 1 | 54 60 67 75 79 | 50 56 63 71 75 | 1 1 1 1 1 | 40 45 50 50 50 | 28 28 28 28 28 | - - - - - | - - - - - | 16 16 16 16 16 | 10 10 10 10 10 |
| SPZ80-1S SPZ85-1S SPZ90-1S SPZ95-1S SPZ100-1S | 1 1 1 1 1 | 84 89 94 99 104 | 80 85 90 95 100 | 1 1 1 1 1 | 50 50 50 50 50 | 28 28 28 28 28 | - - - - - - | - - - - - - | 16 16 16 16 16 | 10 10 10 10 10 |
| SPZ106-1S SPZ112-1S SPZ118-1S SPZ125-1S SPZ132-1S | 1 1 1 1 1 | 110 116 122 129 136 | 106 112 118 125 132 | 1 1 3 3 3 | 50 50 50 50 50 | 28 28 28 28 28 | - - 93 100 106 | - - 8 8 8 | 16 16 16 16 16 | 10 10 10 15 15 |
| SPZ140-1S SPZ150-1S SPZ160-1S SPZ180-1S SPZ200-1S | 1 1 1 1 1 | 144 154 164 184 204 | 140 150 160 180 200 | 3 3 3 5 5 | 50 50 55 55 55 | 28 28 32 32 32 | 114 124 134 154 174 | 8 8 8 8 8 | 16 16 16 16 16 | 15 15 15 20 20 |
| SPZ224-1S SPZ250-1S | 1 1 | 228 254 | 224 250 | 5 5 | 55 55 | 32 32 | 198 224 | 8 8 | 16 16 | 20 20 |
| Part No. | No.of grooves | O.D | P.D | Type | N | L | D | E | B | d |
| SPZ50-2S SPZ56-2S SPZ63-2S SPZ71-2S SPZ75-2S | 2 2 2 2 2 | 54 60 67 75 79 | 50 56 63 71 75 | 1 1 1 1 1 | 40 45 50 55 60 | 35 35 35 35 35 | - - - - - | - - - - - | 28 28 28 28 28 | 10 10 10 10 10 |
| SPZ80-2S SPZ85-2S SPZ90-2S SPZ95-2S SPZ100-2S | 2 2 2 2 2 | 84 89 94 99 104 | 80 85 90 95 100 | 1 1 1 1 1 | 60 60 60 60 60 | 35 35 35 35 35 | - - - - - | - - - - - | 28 28 28 28 28 | 10 10 10 15 15 |
| SPZ106-2S SPZ112-2S SPZ118-2S SPZ125-2S SPZ132-2S | 2 2 2 2 2 | 110 116 122 129 136 | 106 112 118 125 132 | 1 1 3 3 3 | 60 60 60 60 60 | 35 35 35 35 40 | - - 97 99 105 | - - 8 8 8 | 28 28 28 28 28 | 15 15 15 15 15 |
| SPZ140-2S SPZ150-2S SPZ160-2S SPZ180-2S SPZ200-2S | 2 2 2 2 2 | 144 154 164 184 204 | 140 150 160 180 200 | 3 3 3 5 5 | 60 60 60 60 60 | 40 40 40 40 40 | 114 124 134 154 174 | 8 8 8 8 8 | 28 28 28 28 28 | 15 15 15 20 20 |
| SPZ224-2S SPZ250-2S SPZ280-2S SPZ315-2S | 2 2 2 2 | 228 254 284 319 | 224 250 280 315 | 5 5 5 5 | 60 60 65 65 | 40 40 45 45 | 198 224 254 289 | 8 10 10 10 | 28 28 28 28 | 20 20 20 20 |
| Part No. | No.of grooves | O.D | P.D | Type | N | L | D | E | B | d |
| SPZ50-3S SPZ56-3S SPZ63-3S SPZ71-3S SPZ75-3S | 3 3 3 3 3 | 54 60 67 75 79 | 50 56 63 71 75 | 7 7 7 7 7 | - - - - - | - - - - - | - - - - - | - - - - - | 40 40 40 40 40 | 10 10 10 10 10 |
| SPZ80-3S SPZ85-3S SPZ90-3S SPZ95-3S SPZ100-3S | 3 3 3 3 3 | 84 89 94 99 104 | 80 85 90 95 100 | 7 7 7 7 7 | - - - - - | - - - - - | - - - - - | - - - - - | 40 40 40 40 40 | 10 15 15 15 15 |
| SPZ106-3S SPZ112-3S SPZ118-3S SPZ125-3S SPZ132-3S | 3 3 3 3 3 | 110 116 122 129 136 | 106 112 118 125 132 | 7 7 7 7 8 | - - - - 60 | - - - - 40 | - - - - 106 | - - - - 8 | 40 40 40 40 40 | 15 15 15 15 15 |
| SPZ140-3S SPZ150-3S SPZ160-3S SPZ180-3S SPZ200-3S | 3 3 3 3 3 | 144 154 164 184 204 | 140 150 160 180 200 | 8 8 3 5 5 | 60 60 65 65 65 | 40 40 45 45 45 | 114 124 134 154 174 | 8 8 8 8 10 | 40 40 40 40 40 | 15 20 20 20 20 |
| SPZ224-3S SPZ250-3S | 3 3 | 228 254 | 224 250 | 5 5 | 65 65 | 45 45 | 198 224 | 10 12 | 40 40 | 20 20 |
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