New model	Old model	d(mm)	D(mm)	B(mm)
NNU 4920	4482920	100	140	40
NNU 4921	4482921	105	145	40
NNU 4922	4482922	110	150	40
NNU 4924	4482924	120	165	45
NNU 4926	4482926	130	180	50
NNU 4928	4482928	140	190	50
NNU 4930	4482930	150	210	60
NNU 4932	4482932	160	220	60
NNU 4934	4482934	170	230	60
NNU 4936	4482936	180	250	69
NNU 4938	4482938	190	260	69
NNU 4940	4482940	200	280	80
NNU 4944	4482944	220	300	80
NNU 4948	4482948	240	320	80
NNU 4952	4482952	260	360	100
NNU 4956	4482956	280	380	100
NNU 4960	4482960	300	420	118
NNU 4964	4482964	320	440	118
NNU 4968	4482968	340	460	118
NNU 4972	4482972	360	480	118
NNU 4976	4482976	380	520	140
NNU 4980	4482980	400	540	140
NNU 4984	4482984	420	560	140
NNU 4988	4482988	440	600	160
NNU 4992	4482992	460	620	160
NNU 4996	4482996	480	650	170
NNU 49/500	44829/500	500	670	170
NNU 49/530	44829/530	530	710	180
NNU 49/560	44829/560	560	750	190
NNU 49/600	44829/600	600	800	200