
Syno low-maintenance chain
A low- and no-lubrication roller chain family for drives where added oil would contaminate product or attract abrasive debris. Renold offers several bush technologies under the Syno name so the chain runs with minimal or zero relubrication while keeping standard roller-chain geometry and wear resistance. SES holds the range as an authorised Renold distributor, covering np Nickel-plated, oil-impregnated sintered bush, food-grade lubricant; pb Polymer sleeve between pin and bush for heavy duty; pc Polymer inner link, stainless pins and outer plates; lubrication Little to no added lubricant in service. Executions include syno NP (nickel plated), syno PB (polymer bush), syno PC (polymer / stainless). It is specified most often into food processing and bottling and canning. Every part is genuine Renold through official channels, with designation, specification and options confirmed against your duty before it ships — supplied from Kolkata and our branch network, with breakdown cover that does not sit in an inbox.
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Standard
ISO 606 / BS 228 dimensions
Duty
Low- / lube-free maintenance
Key feature
Self-lubricating or polymer bushes
Pitches
Small and large pitch covered

Where it runs.
You will find Syno low-maintenance chain in the parts of a plant where this particular duty actually occurs. In practice that means food processing, bottling and canning, packaging lines, and equally paper and printing, textile machinery, car assembly and sawmills. What links them is the duty rather than the machine name — standard: ISO 606 / BS 228 dimensions. If your installation is not on that list it matters less than you would think: the operating condition decides the specification. Send us the load, the speed, the running temperature and the environment it runs in, and we will match it to the right execution in the Renold range and confirm what is in stock.
Specify it against the duty.
Specification here follows the operating condition, not the catalogue. Oil contamination of product unacceptable (food, print, textiles) — Syno NP with food-grade lube in the sintered bush Heavier load or exposed/dirty duty — Syno PB polymer-bush chain Corrosion plus lube-free needed — Syno PC with stainless pins and outer plates Where two of those apply at once, specify for the harsher of the two — under-specifying is what puts the part back on the bench a month later. Send us the duty and we will confirm the execution.

Ordering this from SES.
Confirm which Syno bush type the duty needs before ordering — NP, PB and PC are not interchangeable and lead times differ from standard chain. Send the designation off the failed part and we will confirm the Renold equivalent and stock position.
