R990002B
https://www.stasto.com/shop/r990002b-o-ring-for-solenoid-valve-21w3-21w4-100280
https://www.stasto.com/web/image/product.template/100280/image_1920?unique=9b1c2a8
o-ring for solenoid valve 21W3-21W4
intrastat number: 40169997
Country of origin: Italy
weight: 0.001 kg
Short article number: R990002B