CUP DIAMETERS OF SCHILKE MOUTHPIECES
For those discriminating teachers and players interested in the
exact measurements of the cup diameters in either millimeters or
inches, the following table will be useful.
TRUMPET AND
CORNET
|
Model
|
Millimeters
|
Decimal
|
Fraction
|
|
5A4
|
15.84
|
.624
|
40/64
|
|
6A4A
|
15.99
|
.630
|
40/64
|
|
7B4
|
16.08
|
.633
|
41/64
|
|
8A4
|
16.25
|
.640
|
41/64
|
|
8F2
|
16.15
|
.636
|
41/64
|
|
9
|
16.33
|
.643
|
41/64
|
|
9C4
|
16.36
|
.644
|
41/64
|
|
10A4A
|
16.43
|
.647
|
41/64
|
|
10A4
|
16.43
|
.647
|
41/64
|
|
10B4
|
16.43
|
.647
|
41/64
|
|
11A
|
16.51
|
.650
|
21/32
|
|
11C2
|
16.51
|
.651
|
21/32
|
|
11
|
16.53
|
.651
|
21/32
|
|
11D4
|
16.58
|
.653
|
21/32
|
|
11E
|
16.58
|
.653
|
21/32
|
|
12A4A
|
16.71
|
.658
|
21/32
|
|
12A4
|
16.71
|
.658
|
21/32
|
|
12B4
|
16.71
|
.658
|
21/32
|
|
12
|
16.69
|
.657
|
21/32
|
|
I3A4a
|
16.76
|
.661
|
21/32
|
|
13A4
|
16.76
|
.660
|
21/32
|
|
13B
|
16.77
|
.6600
|
21/32
|
|
13C4
|
16.89
|
.665
|
43/64
|
|
I4A4a
|
17.09
|
.673
|
43/64
|
|
14A4
|
17.0)9
|
.673
|
43/64
|
|
14B
|
17.02
|
.670
|
43/64
|
|
14C2
|
17.02
|
.670
|
43/64
|
|
14
|
17.02
|
.670
|
43/64
|
|
15A4A
|
17.14
|
.675
|
43/64
|
|
15A4
|
17.14
|
.675
|
43/64
|
|
15B
|
17.12
|
.674
|
43/64
|
|
15
|
17.12
|
.674
|
43/64
|
|
15C4
|
17.14
|
.675
|
43/64
|
|
16C2
|
17.20
|
.677
|
43/64
|
|
16
|
17.20
|
.677
|
43/64
|
|
16C4
|
17.20
|
.677
|
43/64
|
|
17
|
17.33
|
.682
|
22/32
|
|
17D4
|
17.33
|
.682
|
22/32
|
|
l7D4d
|
17.33
|
.682
|
22/32
|
|
18
|
17.52
|
.690
|
22/32
|
|
l8C3d
|
17.52
|
.690
|
22/32
|
|
19
|
17.65
|
.695
|
43/64
|
|
200
|
17.78
|
.700
|
45/64
|
|
20D2d
|
17.73
|
.698
|
45/64
|
|
22
|
18.03
|
.710
|
45/64
|
|
24
|
18.29
|
.720
|
23/32
|
HORN
|
Model
|
Millim.
|
Decimal
|
Fraction
|
|
27
|
12.25
|
.640
|
41/64
|
|
28
|
16.15
|
.636
|
41/64
|
|
29
|
17.53
|
.690
|
11/16
|
|
30B
|
16.92
|
.666
|
43/64
|
|
300
|
17.03
|
.670
|
43/64
|
|
31
|
17.14
|
.675
|
43/64
|
|
31B
|
17.40
|
.687
|
11/16
|
|
31C2
|
17.43
|
.688
|
43/64
|
|
32
|
17.83
|
.702
|
45/64
|
TROMBONE/BARITONE/EUPHONIUM
|
Model
|
Millim.
|
Decimal
|
Fraction
|
|
|
|
|
|
|
40B
|
22.51
|
.886
|
57/64
|
|
40
|
22.53
|
.887
|
57/64
|
|
42B
|
22.99
|
.921
|
29/32
|
|
42
|
23.22
|
.914
|
59/64
|
|
43A
|
23.57
|
.924
|
15/16
|
|
44E4
|
24.28
|
.956
|
3 /32
|
|
45B
|
24.31
|
.953
|
61/64
|
|
45
|
24.38
|
.960
|
31/32
|
|
46
|
24.54
|
.966
|
31/32
|
|
46D
|
24.76
|
.975
|
31/32
|
|
47B
|
24.87
|
.975
|
63/64
|
|
47
|
24.99
|
.984
|
64/64
|
|
47C4
|
25.10
|
.988
|
1.000
|
|
50
|
25.40
|
1.000
|
1.000
|
|
51B
|
25.63
|
1.010
|
1 1/64
|
|
1
|
25.63
|
1.010
|
1 1/64
|
|
51C4
|
25.63
|
1.010
|
1 1/64
|
|
51D
|
25.55
|
1.005
|
1 1/64
|
|
52
|
25.78
|
1.015
|
1 1/64
|
|
52E2
|
25.91
|
1.020
|
1 1/64
|
|
53
|
16.24
|
1.033
|
1 1/32
|
BASS TROMBONE
|
Model
|
Millim.
|
Decimal
|
Fraction
|
|
57
|
26.52
|
1.044
|
1 3/64
|
|
58
|
27.68
|
1.090
|
1 3/32
|
|
59
|
28.52
|
1.123
|
1 1/8
|
|
60
|
29.03
|
1143
|
1 9/64
|
TUBA/SOUSAPHONE
|
Model
|
Millim.
|
Decimal
|
Fraction
|
|
62
|
31.85
|
1.254
|
1 7/32
|
|
66
|
31.52
|
1.241
|
115/16
|
|
67
|
32.41
|
1.276
|
1 9/32
|
|
69C4
|
32.76
|
1.290
|
1 19/64
|
|
S-H
|
31.84
|
1.253
|
1 1/4
|
|
Osmun
Music, Inc. & Robert
J. Osmun
