1. Type: short pitch precision roller chain
2. Material: 304 or 316 stainless steel
3. Application: used widely in transmission machinery and food industry area.
4. Specification:

| Chain number | 40SS |
| Pitch P | 12.7 mm |
| Roller diameter d1(max) | 7.95 mm |
| Width between inner plates b1(min) | 7.85 mm |
| Pin dia d2 | 3.96 mm |
| Pin length L | 16.6 mm |
| Inner plate depth h2(max) | 12 mm |

6. Factory photos:







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