Mouthpiece Identification by Size
Cup Dia. m	Cup Dia. "	Cup depth	Rim width	Backbore	Make	Model
15.00mm	0.591	Medium	medium		Bach	20C
15.10mm	0.595	Deep	medium		Bach	17
15.10mm	0.595	Deep	wide		Bach	18
15.10mm	0.595	Medium	medium		Bach	17C
15.10mm	0.595	Medium	wide		Bach	18C
15.20mm	0.599	Deep	wide		Bach	12
15.20mm	0.599	Medium deep	wide		Bach	12B
15.20mm	0.599	Medium	wide		Bach	12C
15.20mm	0.599	Medium	wide		Bach	12CW
15.60mm	0.615	Medium	medium		Bach	11 3/4C
15.60mm	0.615	Medium	medium		Bach	11 3/4CW
15.65mm	0.616	Medium	medium		Bach	11 1/2C
15.65mm	0.616	Very deep	medium		Bach	11 1/2A
15.70mm	0.618	Very deep	medium		Bach	11A
15.70mm	0.618	Medium deep	medium		Bach	11B
15.70mm	0.618	Medium	medium		Bach	11C
15.70mm	0.618	Medium shallow	medium		Bach	11D
15.70mm	0.618	Medium shallow	wide		Bach	11DW
15.70mm	0.618	Shallow	wide		Bach	11EW
15.75mm	0.62	Very deep	medium		Bach	10 3/4A
15.75mm	0.62	Medium	wide		Bach	10 3/4CW
15.75mm	0.62	Shallow	wide		Bach	10 3/4EW
15.86 mm	0.625				Pickett-Backburn	10
15.86 mm	0.625				Curry	10.5
15.86 mm	0.625		flatter		Reeves	40
15.90mm	0.626	Very deep	medium		Bach	10 1/2A
15.90mm	0.626	Medium	medium		Bach	10 1/2C
15.90mm	0.626	Medium	wide		Bach	10 1/2CW
15.90mm	0.626	Medium shallow	medium		Bach	10 1/2D
15.90mm	0.626	Medium shallow	wide		Bach	10 1/2DW
15.90mm	0.626	Shallow	medium		Bach	10 1/2E
15.90mm	0.626	Shallow	wide		Bach	10 1/2EW
15.9mm	0.626	Shallow	wide	Standard	Yamaha	5A4
15.9mm	0.626	Shallow	wide	Narrow	Yamaha	6A4a
15.99mm	0.629	shallow	wide	narrow	Schilke	6A4a
16.00mm	0.63	Deep	wide		Bach	10
16.00mm	0.63	Medium deep	wide		Bach	10B
16.00mm	0.63	Medium	wide		Bach	10C
16.00mm	0.63				Pickett-Backburn	9
16.00mm	0.63				Dennis Wick	5
16.05mm	0.632	Very deep	medium		Bach	9A
16.05mm	0.632	Deep	medium		Bach	9
16.05mm	0.632	Medium deep	medium		Bach	9B
16.05mm	0.632	Medium shallow	medium		Bach	9D
16.05mm	0.632	Medium	medium		Bach	9C
16.08mm	0.633	Semishallow	wide	Standard	Yamaha	7B4
16.08mm	0.633	semishallow	wide		Schilke	7B4
16.10mm	0.634	Very deep	medium		Bach	8 1/2A
16.10mm	0.634	Deep	medium		Bach	81/2
16.10mm	0.634	Deep	medium		Bach	8 3/4
16.10mm	0.634	Medium deep	medium		Bach	8 1/2B
16.10mm	0.634	Medium	medium		Bach	8 1/2C
16.10mm	0.634	Medium	medium		Bach	8 3/4C
16.12mm	0.635				Pickett-Backburn	8
16.15mm	0.636	Very deep	narrow		Schilke	8E2
16.19mm	0.637	Standard	wide	Seminarrow	Yamaha	8C4
16.20mm	0.638	Very deep	medium		Bach	7A
16.20mm	0.638	Deep	medium		Bach	6
16.20mm	0.638	Deep	medium		Bach	7
16.20mm	0.638	Deep	medium		Bach	8
16.20mm	0.638	Medium deep	medium		Bach	6B
16.20mm	0.638	Medium deep	medium		Bach	6BM
16.20mm	0.638	Medium deep	medium		Bach	7B
16.20mm	0.638	Medium deep	medium		Bach	8B
16.20mm	0.638	Medium deep	wide		Bach	7BW
16.20mm	0.638	Medium	medium		Bach	6C
16.20mm	0.638	Medium	medium		Bach	7C
16.20mm	0.638	Medium	medium		Bach	8C
16.20mm	0.638	Medium	wide		Bach	7CW
16.20mm	0.638	Medium shallow	medium		Bach	7D
16.20mm	0.638	Medium shallow	wide		Bach	7DW
16.20mm	0.638	Shallow	medium		Bach	7E
16.20mm	0.638	Shallow	wide		Bach	7EW
16.20mm	0.638				Warburton	5
16.20mm	0.638	Shallow	wide	Narrow	Yamaha	13A4a
16.20mm	0.638	Shallow	wide	Narrow	Yamaha	13A4a
16.23mm	0.639				Curry	8.5
16.24mm	0.639	Semi-deep	wide	Semi-wide	Yamaha	7D4d
16.24mm	0.639	Shallow	wide	Narrow	Yamaha	7A4
16.25mm	0.64	Very deep	medium		Bach	5A
16.25mm	0.64	Very deep	medium		Bach	5V
16.25mm	0.64	Medium deep	medium		Bach	5B
16.25mm	0.64	Medium deep	medium		Bach	5MV
16.25mm	0.64	Medium	medium		Bach	5C
16.25mm	0.64	shallow	wide		Schilke	8A4
16.25mm	0.64	Shallow	medium		Bach	5SV
16.25mm	0.64				Warburton	4
16.25mm	0.64				Pickett-Backburn	7
16.25mm	0.64		flatter		Reeves	41
16.28mm	0.641	Standard	wide	Seminarrow	Yamaha	9C4
16.30mm	0.642	Deep	medium		Bach	3
16.30mm	0.642	Medium deep	medium		Bach	3B
16.30mm	0.642	Medium	medium		Bach	3C
16.30mm	0.642	Medium	wide		Bach	3CW
16.30mm	0.642	Medium Shallow	medium		Bach	3D
16.30mm	0.642	Shallow	medium		Bach	3E
16.30mm	0.642	Extra shallow	medium		Bach	3F
16.30mm	0.642	Deep	medium	Standard	Marcinkiewicz	11
16.30mm	0.642	Medium deep	medium	Standard	Marcinkiewicz	12
16.30mm	0.642	Medium	medium	Standard	Marcinkiewicz	13
16.30mm	0.642	Medium shallow	medium	Standard	Marcinkiewicz	14
16.30mm	0.642	Shallow	medium	Standard	Marcinkiewicz	15
16.32mm	0.643	Standard	medium	Standard	Yamaha	11
16.33mm	0.643	medium	medium		Schilke	9
16.36mm	0.643	Semi-deep	narrow	Wide	Yamaha	8D2
16.36mm	0.643	medium	wide		Schilke	9C4
16.38mm	0.645	Shallow	Extra wide	Semi-wide	Yamaha	11A5
16.38mm	0.645				Pickett-Backburn	6
16.40mm	0.646	Medium	medium		Bach	2 1/2C
16.40mm	0.646	Medium	medium		Bach	2 3/4C
16.40mm	0.646				Warburton	3
16.43mm	0.647	semishallow	wide		Schilke	10B4
16.43mm	0.647	shallow	wide	narrow	Schilke	10A4a
16.43mm	0.647	shallow	wide		Schilke	10A4
16.44mm	0.647	Deep	medium	Semi-wide	Yamaha	9E
16.46mm	0.648	Deep	wide	Standard	Yamaha	11E4
16.46mm	0.648	Standard	medium	Seminarrow	Yamaha	11C4
16.46mm	0.648	Standard	medium	Seminarrow	Yamaha	11C4
16.46mm	0.648	Standard	medium	Seminarrow	Yamaha	11C4
16.46mm	0.648	Semishallow	medium	Seminarrow	Yamaha	11B4
16.46mm	0.648	Shallow	wide	Seminarrow	Yamaha	11A4
16.50mm	0.65	Deep	medium		Bach	2
16.50mm	0.65	Medium	medium		Bach	2C
16.50mm	0.65				Warburton	2
16.50mm	0.65	medium	medium	medium	Dennis Wick	4C
16.5mm	0.65	Standard	medium	Seminarrow	Yamaha	13C4
16.51mm	0.65	medium	narrow		Schilke	11C2
16.51mm	0.65	shallow	medium		Schilke	11A
16.51mm	0.65	shallow	medium	open	Schilke	11AX
16.51mm	0.65				Pickett-Backburn	5
16.53mm	0.651	medium	medium		Schilke	11
16.56mm	0.652				Curry	7
16.58mm	0.653	very deep	medium		Schilke	11E
16.58mm	0.653	semideep	wide		Schilke	11D4
16.63mm	0.655	Semishallow	medium	Seminarrow	Yamaha	13B4
16.63mm	0.655				Pickett-Backburn	4
16.67mm	0.656		rounder		Reeves	42
16.68mm	0.657	Semi-deep	medium	Seminarrow	Yamaha	13D4
16.68mm	0.657	Shallow	wide	Narrow	Yamaha	14A4a
16.69mm	0.657	medium	medium		Schilke	12
16.70mm	0.657	Deep	medium	Standard	Yamaha	13E4
16.71mm	0.658	semishallow	wide		Schilke	12B4
16.71mm	0.658	shallow	wide	narrow	Schilke	12A4a
16.71mm	0.658	shallow	wide		Schilke	12A4
16.71mm	0.658				Curry	6
16.76mm	0.66	shallow	wide	narrow	Schilke	13A4a
16.76mm	0.66	shallow	wide		Schilke	13A4
16.76mm	0.66	Standard	Standard	Standard	Dennis Wick	3C
16.77mm	0.66	semishallow	medium		Schilke	13B
16.77mm	0.66				Pickett-Backburn	3
16.77mm	0.66				Curry	5
16.80mm	0.661	Semi-deep	medium	Seminarrow	Yamaha	14D4
16.84mm	0.663	Deep	wide	Wide	Yamaha	14E4
16.85mm	0.663	Semishallow	medium	Seminarrow	Yamaha	14B4
16.85mm	0.663	Deep	wide	Standard	Marcinkiewicz	5
16.85mm	0.663	Medium deep	medium	Standard	Marcinkiewicz	6/10.5c
16.85mm	0.663	Medium	medium	Standard	Marcinkiewicz	7
16.85mm	0.663	Medium shallow	medium	Standard	Marcinkiewicz	8
16.85mm	0.663	Shallow	medium	Standard	Marcinkiewicz	9
16.85mm	0.663	Extra shallow	medium	Standard	Marcinkiewicz	10
16.86mm	0.664	Deep	medium	Standard	Yamaha	14E
16.88mm	0.665	Standard	medium	Seminarrow	Yamaha	14C4
16.89mm	0.665	medium	wide		Schilke	13C4
16.89mm	0.665				Pickett-Backburn	2
16.89mm	0.665				Curry	3
16.92mm	0.666	Deep	wide	Wide	Yamaha	15E4
16.96mm	0.668	Semishallow	medium	Seminarrow	Yamaha	15B4
16.96mm	0.668				Curry	2
16.98mm	0.669	Standard	medium	Seminarrow	Yamaha	15C4
17.00mm	0.669	Deep	medium		Bach	1X
17.00mm	0.669	Medium deep	medium		Bach	1B
17.00mm	0.669	Medium deep	medium		Bach	1 1/2B
17.00mm	0.669	Medium	medium		Bach	1C
17.00mm	0.669	Medium	medium		Bach	1 1/4C
17.00mm	0.669	Medium	medium		Bach	1 1/2C
17.00mm	0.669	Standard	medium	Seminarrow	Yamaha	16C4
17.00mm	0.669	Medium	wide		Bach	1CW
17.00mm	0.669	Medium shallow	medium		Bach	1D
17.00mm	0.669	Shallow	medium		Bach	1E
17.00mm	0.669		wide		Dennis Wick	1w/2
17.02mm	0.67	medium	narrow		Schilke	14C2
17.02mm	0.67	medium	medium		Schilke	14
17.02mm	0.67	semishallow	medium		Schilke	14B
17.02mm	0.67				Pickett-Backburn	1.5
17.02mm	0.67				Curry	1.5
17.05mm	0.671	Deep	medium	Standard	Yamaha	16E
17.07mm	0.672		rounder		Reeves	43
17.07mm	0.672		narrow		Reeves	43N
17.07mm	0.672		wide		Reeves	43W
17.07mm	0.672				Curry	1.25
17.09mm	0.673	shallow	wide	narrow	Schilke	14A4a
17.09mm	0.673	shallow	wide		Schilke	14A4
17.09mm	0.673	shallow	wide	open	Schilke	14A4x
17.12mm	0.674	medium	medium		Schilke	15
17.12mm	0.674	semishallow	medium		Schilke	15B
17.14mm	0.675	Deep	wide	Wide	Yamaha	16E4
17.14mm	0.675	Semi-deep	medium	Seminarrow	Yamaha	16D
17.14mm	0.675	medium	wide		Schilke	15C4
17.14mm	0.675	shallow	wide	narrow	Schilke	15A4a
17.14mm	0.675	shallow	wide		Schilke	15A4
17.14mm	0.675				Pickett-Backburn	1.25
17.20mm	0.677	medium	narrow		Schilke	16C2
17.20mm	0.677	medium	medium		Schilke	16
17.20mm	0.677	medium	wide		Schilke	16C4
17.20mm	0.677	Medium deep			Marcinkiewicz	3/5C
17.20mm	0.677	Medium			Marcinkiewicz	4/7C
17.27mm	0.68				Pickett-Backburn	1
17.27mm	0.68				Curry	1
17.27mm	0.68				Marcinkiewicz	2/7B
17.27mm	0.68		narrow		Reeves	43.5
17.30mm	0.681	Semi-deep	medium	Seminarrow	Yamaha	17D4
17.30mm	0.681	Standard	medium	Seminarrow	Yamaha	17C4
17.30mm	0.681	Semishallow	medium	Seminarrow	Yamaha	17B4
17.33mm	0.683	medium	medium		Schilke	17
17.33mm	0.683	semideep	wide		Schilke	17D4
17.33mm	0.683	semideep	wide	wide	Schilke	17D4d
17.33mm	0.683				Marcinkiewicz	1/5B
17.37mm	0.684				Curry	1H
17.40mm	0.685				Pickett-Backburn	0
17.42mm	0.686	Standard	medium	Seminarrow	Yamaha	18C4
17.50mm	0.69	Deep	narrow		Bach	1
17.52mm	0.69				Warburton	1
17.52mm	0.69	medium	medium		Schilke	18
17.52mm	0.69	medium	medium	wide	Schilke	18C3d
17.65mm	0.695	medium	medium		Schilke	19
17.73mm	0.698	semideep	narrow	wide	Schilke	20D2d
17.73mm	0.698	semideep			Marcinkiewicz	0
17.78mm	0.699	medium	medium		Schilke	20
18.03mm	0.71	medium	medium		Schilke	22
18.29mm	0.72	medium	medium		Schilke	24
Data from manufacturer publications