Mouthpiece Size Charts
These charts explain the many different mouthpiece sizes available for trumpet & cornet.
(Flugelhorn mouthpieces all have deep V-shaped cups and can be made with any Monette rim.)
All sizes are listed here as 'B' (Bb trumpet or cornet) sizes.
When a rim/cup is made for C, D, Eb, or Piccolo trumpet, the prefix letter B in the name of the rim/cup will change. For example:
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When the B2 S3 rim/cup is made for C trumpet, it is called C2 S3
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When the B2 S3 rim/cup is made for D trumpet, it is called D2 S3
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When the B2 S3 rim/cup is made for Eb trumpet, it is called E2 S3
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When the B2 S3 rim/cup is made for A Piccolo trumpet, it is called AP2 S3
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When the B2 S3 rim/cup is made for Bb Piccolo trumpet, it is called BP2 S3
Rim Size Ranges
Most Available Sizes for Trumpet & Cornet
Cups for each rim are listed from shallow to deep
*Popular sizes are in yellow
B1 Sizes
B1-1 Rim
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B1-1L S1
-
B1-1LD S1
-
B1-1 S13
-
B1-1 S5 D
-
B1-1 S5
-
B1-1 S1
-
original B1-1
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B1-1D
-
B1-1 FL
B1-2 Rim
-
B1-2LD S1
-
B1-2 S3
-
original B1-2
-
B1-2 FL
B1-4 Rim
-
B1-4 S6
-
B1-4 FL
B1-5 Rim
-
B1-5L
-
B1-5LD S7
-
B1-5 S3
-
B1-5 S4
-
original B1-5
-
B1-5M S12
-
B1-5M S3
-
original B1-5M
-
B1-5D S1
-
B1-5 FL
B2W Rim
-
B2 S3 W
-
B2M S3 W
B2 Sizes
B2 Rim
-
B2L S1
-
B2L S3
-
B2LD S1
-
B2 S3
-
B2 S5
-
original B2
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B2G S3
-
B2M S3
-
B2D S3
-
B2 FL
B3/B4 Sizes
B2.5 rim
-
B2.5 S3
-
B2.5 FL
B3 rim
-
B3L S1
-
B3LD S1
-
B3 S3
-
original B3
-
B3D S1
-
B3 FL
B3F rim
-
B3F S7
-
B3F FL
B4S rim
-
B4SLD S7
-
B4S S2
-
original B4S
-
B4S D
-
B4S FL
B4 rim
-
B4 S3
-
original B4
-
B4D
-
B4 FL
B4L rim
-
B4LVS
-
B4LS S1
-
B4L S1
-
B4LD S1
-
B4LD/2S3
-
B4LD FL
B6 Sizes
B6 Rim
-
B6LV S1
-
B6L S1
-
B6LD S1
-
B6 S1 V2
-
B6 S1
-
original B6
-
B6D S1
-
B6 FL
Uncommon Sizes
B5L Rim
-
B5L S1
-
B5LD S1
B5 Rim
-
B5
-
B5 FL
B7F Rim
-
B7F
-
B7F FL
B8 Rim
-
B8
-
B8 FL
BLW Rim
-
BLW S1
-
BLM S1 W
BL/MF Sizes
BL rim
-
BLV S1
-
BL S1
-
original BL
-
BLM S1
-
original B6L (BLM)
-
BLD S1
-
BL FL
original BL2 rim
-
BL2
-
BL2 S1
-
BL2 FL
MF II rim
-
MF II
-
MF II D
-
MF II FL
MF III rim
-
MF III
-
MF III LD
-
MF III D
-
MF III FL
BL2 S3 rim
-
BL2 S3
BL4 rim
-
BL4 S6
-
BL4 FL
BL5 rim
-
BL5
-
BL5 FL
JB rim
-
JB
-
JB FL
BL6 rim
-
BL6
-
BL6 FL
Size List with Descriptions
Here is a list of most rim/cup sizes that can be made for trumpet (in any key) or cornet
Rim size ranges are listed from large to small
Cups for each rim are listed from shallower to deeper
Unity mouthpieces are in purple
Popular non-Unity mouthpieces are in yellow