De or het loopring?

The correct Dutch article is:

de loopring

  • Plural: de loopringen
  • Diminutive: het loopringetje
Rule Words ending in -ing: almost always de. See the rule
Meaning (Dutch) (werktuigbouwkunde) elk van beide ringen waartussen de kogels van een kogellager lopen

How to use loopring

the loopringde loopring
this loopringdeze loopring
that loopringdie loopring
our loopringonze loopring
your loopringjouw loopring
every loopringelke loopring
which loopring?welke loopring?
a big loopring / the big loopringeen grote loopring, de grote loopring
the loopring (plural)de loopringen, deze loopringen

Dutch words ending in loopring

verloopring

In compound words, the last part decides the article. See the rule

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).