Comparison Chart – Some size equivalency

Cod. Art.
Model Size Cup diameter Size equivalency
264TRUMPET Classic 1+ M-317,66 mmMedium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Schilke 20 – Bach 1
169TRUMPET Classic 3+ M-317,30 mm Medium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Schilke 18 – Bach 1C
170TRUMPET Classic 4+ M-317,30 mm Medium deep – Standard rim
Throat 3,74 mm – Cup V shape
Medium large backbore #106
Schilke 18 – Bach 1C
172TRUMPET Classic5+ M-317,12 mmMedium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Bach 1 1/4 C
173 TRUMPET Classic 6+ M-317,12 mm Medium deep – Standard rim
Throat 3,74 mm – Cup V shape
Medium large backbore #106
Bach 1 1/4 C
174TRUMPET Classic 1 D-316,95 mm Deep cup – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Bach 1 1/2 B
013TRUMPET Classic 1 M16,95 mm Medium deep – Standard rim
Throat 3,66 mm – Cup C shape
Medium backbore
Bach 1 1/2 C – Schilke 14
166TRUMPET Classic1 M-316,95 mmMedium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Bach 1 1/2 C
315TRUMPET Classic2 M-316,95 mmMedium deep – Standard rim
Throat 3,74 mm – Cup V shape
Medium large backbore #106
Bach 1 1/2 C
017TRUMPET Classic 3 M16,62 mm Medium deep – Standard rim
Throat 3,66 mm – Cup C shape
Medium backbore
Schilke 12 – Bach 3C
175TRUMPET Classic 3 M-316,62 mmMedium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Bach 3C
335TRUMPET Classic 4 M-316,62 mmMedium deep – Standard rim
Throat 3,74 mm – Cup V shape
Medium large backbore #106
Bach 3C
250TRUMPET Classic 5 M-316,35 mmMedium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Bach 5C
273TRUMPET Classic 6 D-316,28 mm Deep cup – Standard rim
Throat 3,74 mm – Cup V shape
Medium large backbore #106
Bach 5B – Schilke 11D
338TRUMPET Classic 6 M-316,28 mm Medium deep – Standard rim
Throat 3,74 mm – Cup V shape
Medium large backbore #106
Schilke 9 – Bach 6C
027TRUMPET Classic 7 M16,22 mmMedium deep – Standard rim
Throat 3,66 mm – Cup C shape
Medium backbore
Bach 7C
415TRUMPET Classic 7 M-316,22 mmMedium deep – Standard rim
Throat 3,74 mm – Cup C shape
Medium large backbore #106
Bach 7C
274TRUMPET Classic 1 HF,104 16,95 mm High cup – Flat rim
Throat 3,66 mm
Semi-narrow backbore #104
Schilke 14A4a – Yamaha 14A4a
278TRUMPET Classic 3 HF16,62 mm High cup – Flat rim
Throat 3,66 mm
Medium backbore
Yamaha 13A4a
287TRUMPET Classic 3 HM,10616,62 mm High cup – Medium rim
Throat 3,66 mm
Medium large backbore #106
Yamaha 13A3c
280TRUMPET Heavy 6+ M-617,12 mm Medium deep – Standard rim
Throat 3,98 mm – Cup V shape
Medium large backbore #106
Monette B2 S3
185 TRUMPET Heavy1 M-616,95 mm Medium deep – Standard rim
Throat 3,98 mm – Cup C shape
Medium large backbore #106
Monette B3 S3
101PICCOLO TRUMPET 5 HM Cornet shank16,35 mm High cup
Medium rim
Throat 3,66 mm
Bach 5E Cornet shank
146PICCOLO TRUMPET 7 HM Cornet shank16,22 mmHigh cup
Medium rim
Throat 3,66 mm
Bach 7E Cornet shank
565FRENCH HORN5 M 17,52 mmMedium deep
standard rim
Throat 4,50 mm
Bach 3 – Schilke 29
230FRENCH HORN7 M17,30 mmMedium deep
standard rim
Throat 4,50 mm
Bach 7 – Schilke 27