Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
HK2012	20mm mm	26mm mm	12mm mm	-	-	-	-
NA6914R	70mm mm	100mm mm	54mm mm	-	-	-	-
NA6912R	60mm mm	85mm mm	45mm mm	-	-	-	-
NA6915R	75mm mm	105mm mm	54mm mm	-	-	-	-
NA6913R	65mm mm	90mm mm	45mm mm	-	-	-	-
NA6916R	80mm mm	110mm mm	54mm mm	-	-	-	-
NA6914R	70mm mm	100mm mm	54mm mm	-	-	-	-
NA6917R	85mm mm	120mm mm	63mm mm	-	-	-	-
NA6915R	75mm mm	105mm mm	54mm mm	-	-	-	-
NA6918R	90mm mm	125mm mm	63mm mm	-	-	-	-
NA6916R	80mm mm	110mm mm	54mm mm	-	-	-	-
NA6919R	95mm mm	130mm mm	63mm mm	-	-	-	-
NA6917R	85mm mm	120mm mm	63mm mm	-	-	-	-
NA6920R	100mm mm	140mm mm	71mm mm	-	-	-	-
NA6918R	90mm mm	125mm mm	63mm mm	-	-	-	-
NA4864	320mm mm	400mm mm	80mm mm	-	-	-	-
NA6919R	95mm mm	130mm mm	63mm mm	-	-	-	-
NF202	15mm mm	35mm mm	11mm mm	-	-	-	-
NA6920R	100mm mm	140mm mm	71mm mm	-	-	-	-
NK21/16R	21mm mm	29mm mm	16mm mm	-	-	-	-