Trumpet Mouthpiece Specs and Approximate Equivalents

Warburton Model Bach Schilke Reeves Giardinelli
1ES --- --- --- ---
1ESV --- --- --- ---
1S --- --- --- 1S
1SV --- --- --- ---
1M --- --- --- M
1MC --- 19B --- ---
1MD --- 19 --- 1C
1D --- 19D --- 1B
1XD --- --- --- ---

 

Warburton Size #2
Inside Diameter .680" (17.25mm)
- Outside Diameter 1.090" (27.7mm)
Warburton Model Bach Schilke Reeves Giardinelli
2ES --- --- --- ---
2ESV --- --- --- ---
2S --- --- --- ---
2SV --- --- --- ---
2M --- --- --- ---
2MC --- 17B --- ---
2MD 1X 17 --- ---
2D 1B 17D --- ---
2XD 1A --- --- ---

 

Warburton Size #3
Inside Diameter .670" (17mm)
- Outside Diameter 1.080" (27.4mm)
Warburton Model Bach Schilke Reeves Giardinelli
3ES --- --- --- ---
3ESV --- --- --- ---
3S --- --- --- 3S
3SV 1, 1 1/2 E 15A --- ---
3M 1, 1 1/2 D --- --- 3M
3MC 1, 1 1/2 C 15B --- ---
3MD 1, 1 1/4 C 15 --- 3C
3D 1, 1 1/2 B 15D --- 3B
3XD 1, 1 1/2 A --- --- ---

 

Warburton Size #4
Inside Diameter .660" (16.75mm)
- Outside Diameter 1.075" (27.3mm)
Warburton Model Bach Schilke Reeves Giardinelli
4ES --- --- 43ES ---
4ESV --- --- --- ---
4S --- --- --- 6S
4SV 3E 14A 43S ---
4M 3D --- 43M 6M
4MC MT.V.3C 14B 43C ---
4MD 2C, 5C 14 --- 6C
4D 5B 14D --- 6B
4XD --- --- --- ---

 

Warburton Size #5
Inside Diameter .650" (16.5mm)
- Outside Diameter 1.065" (27mm)
Warburton Model Bach Schilke Reeves Giardinelli
5ES --- --- --- ---
5ESV --- --- --- ---
5S --- --- 42ES 7S
5SV 6E 13A 42S ---
5M 6D --- 42M 7M
5MC 6C 12B, 13B 42C ---
5MD 6 13 --- 7C
5D 6B 13D --- 7B
5XD 6A --- --- ---

 

Warburton Size #6
Inside Diameter .640" (16.25mm)
- Outside Diameter 1.060" (26.9mm)
Warburton Model Bach Schilke Reeves Giardinelli
6ES --- --- 41ES ---
6ESV --- --- --- ---
6S --- 10A 41S ---
6SV 7E --- --- ---
6M 7D 11A 41M ---
6MC MT.V.7C 10B, 11B 41C ---
6MD 7 10, 11 --- ---
6D 7B 10D, 11D --- ---
6XD 7A --- --- ---

 

Warburton Size #7
Inside Diameter .630" (16mm)
- Outside Diameter 1.055" (26.8mm)
Warburton Model Bach Schilke Reeves Giardinelli
7ES --- --- --- ---
7ESV --- --- --- ---
7S --- 8A --- 10S
7SV 10 1/2 E --- --- ---
7M 10 1/2 D --- --- 10M
7MC 10 1/2 C 7B --- ---
7MD --- 7 --- 10C
7D 10 1/2 B 7D --- 10B
7XD 10 1/2 A --- --- ---

 

Warburton Size #8
Inside Diameter .620" (15.75mm)
- Outside Diameter 1.050" (26.7mm)
Warburton Model Bach Schilke Reeves Giardinelli
8ES --- --- --- ---
8ESV --- --- --- ---
8S --- 5A --- ---
8SV 11E --- --- ---
8M 11D --- --- ---
8MC 11C 6B --- ---
8MD 11 6 --- ---
8D 11B 6D --- ---
8XD 11A --- --- ---

 

Warburton Size #9
Inside Diameter .610" (15.5mm)
- Outside Diameter 1.050" (26.7mm)
Warburton Model Bach Schilke Reeves Giardinelli
Any Size 9
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Warburton Size #10
Inside Diameter .600" (15.25mm)
- Outside Diameter 1.045" (26.5mm)
Warburton Model Bach Schilke Reeves Giardinelli
Any Size 10
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