Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
D/W RW155	3.967 mm	7.938 mm	3.571 mm	0.203 N	0.075 N	140000 rpm	90000 rpm
D/W RW155 R	3.967 mm	7.938 mm	3.571 mm	0.203 N	0.075 N	140000 rpm	90000 rpm
D/W R155 R-2ZS	3.967 mm	7.938 mm	3.175 mm	0.203 N	0.075 N	140000 rpm	70000 rpm
D/W RW2-5	3.175 mm	7.938 mm	3.571 mm	0.319 N	0.09 N	150000 rpm	95000 rpm
D/W RW2-6	3.175 mm	9.525 mm	3.571 mm	0.364 N	0.114 N	130000 rpm	80000 rpm
D/W RW2 R-2RS1	3.175 mm	9.525 mm	4.762 mm	0.358 N	0.11 N	-	40000 rpm
D/W R2 R-2RZ	3.175 mm	9.525 mm	3.967 mm	0.358 N	0.11 N	130000 rpm	67000 rpm
D/W R144	3.175 mm	6.35 mm	2.38 mm	0.163 N	0.048 N	170000 rpm	100000 rpm
D/W R2-6 R	3.175 mm	9.525 mm	2.779 mm	0.364 N	0.114 N	130000 rpm	80000 rpm
D/W RW2	3.175 mm	9.525 mm	4.762 mm	0.358 N	0.11 N	130000 rpm	85000 rpm
D/W R2-5-2Z	3.175 mm	7.938 mm	3.571 mm	0.319 N	0.09 N	150000 rpm	75000 rpm
D/W R144W.0937-2ZS	3.175 mm	6.35 mm	2.38 mm	0.174 N	0.055 N	170000 rpm	85000 rpm
D/W R144 R	3.175 mm	6.35 mm	2.38 mm	0.163 N	0.048 N	170000 rpm	100000 rpm
D/W R2-6-2Z	3.175 mm	9.525 mm	3.571 mm	0.364 N	0.114 N	130000 rpm	63000 rpm
D/W RW2-6 R	3.175 mm	9.525 mm	3.571 mm	0.364 N	0.114 N	130000 rpm	80000 rpm
D/W RW2-6 R-2Z	3.175 mm	9.525 mm	4.366 mm	0.364 N	0.114 N	130000 rpm	63000 rpm
D/W R2	3.175 mm	9.525 mm	3.967 mm	0.364 N	0.114 N	130000 rpm	80000 rpm
D/W R2-6 R-2Z	3.175 mm	9.525 mm	3.571 mm	0.364 N	0.114 N	130000 rpm	63000 rpm
D/W R2A-2Z	3.175 mm	12.7 mm	4.366 mm	0.364 N	0.114 N	130000 rpm	63000 rpm
D/W RW2 R	3.175 mm	9.525 mm	4.762 mm	0.358 N	0.11 N	130000 rpm	85000 rpm