You could try these. From the USA but look correct & the first link say they are for 116600.
https://www.ebay.co.uk/itm/2-Swiss-2...53.m1438.l2649
https://www.ebay.co.uk/itm/2-SPRING-...53.m1438.l2649
https://www.ebay.co.uk/itm/10-Spring...53.m1438.l2649