RK-NM52W1S-PR-01
https://www.stasto.com/shop/rk-nm52w1s-pr-01-repair-kit-aluminum-nbr-for-nm52w1s-pr-including-spacer-seals-and-spool-179296
https://www.stasto.com/web/image/product.template/179296/image_1920?unique=226ce59
repair kit; aluminum; NBR; for NM52W1S-PR; including spacer; seals and spool
intrastat number: 84812090
Country of origin: Italy
Short article number: RKNM52W1SPR01