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Navarro French Horn Mouthpiece Cup Underpart

Designer: Osmun


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Designed for Paul Navarro of the Chicago Lyric Opera. It combines characteristics of both the London and Chicago style Osmun cups.

The Navarro Cup specifications:

  • .650" (16.5mm) diameter at the joint where the cup and rim meet
  • inch threads are .750-36 threads, compatible with almost all American-made screw rim mouthpieces
  • metric cups are 17.5mm at the joint where the cup and rim meet (special order 1-2 weeks)
  • metric threads are .800-36, designed specifically to be interchangeable with Osmun, Paxman and Halstead-Chidell mouthpiece rims and are offered in sizes larger than the inch models.
  • multiple shank choices to fit your horn perfectly. (European and Schmid special order 1-2 weeks)
  • bright silver plated cup (gold plated cups allow for up to 3 weeks delivery)

We carry a number of standard Osmun Navarro cups in stock. Normally 1-2 week delivery for options. Please allow up to 3 weeks for gold plating.


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