Yamaha HR-31D4 French Horn Mouthpiece Equivalents
Cross-brand alternatives to the Yamaha HR-31D4 french horn mouthpiece. 0 verified equivalents and 12 spec-matched alternatives ranked by similarity.
The Yamaha HR-31D4 is a french horn mouthpiece with a 17.28mm cup diameter and deep cup depth.
Similar by specs (12)
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Marcinkiewicz CH 13S
Spec match
17.42mm · Deep · Throat 4.70
Cup: +0.14mm Depth: same Throat: +0.20mm
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Specifications
Compare Yamaha HR-31D4 head-to-head
Frequently asked questions
What mouthpiece is equivalent to the Yamaha HR-31D4?
Based on spec matching, the closest alternatives include Yamaha HR-30D4 with similar cup diameter and depth.
How do I find a cross-brand alternative to the Yamaha HR-31D4?
Match cup diameter (the Yamaha HR-31D4 measures 17.28mm), cup depth (deep), and throat diameter (4.50mm). Our equivalence algorithm weighs these dimensions to find the closest matches from other brands.