KOYO - Combined needle roller bearings Thrust Ball Bearings


Product number	Fw	D	C	dw(E7)	Da	C1	C2	r(min.)	Limiting speeds(Oil lub.)	Basic load ratings : Cr	Basic load ratings : C0r	Basic load ratings Ca	Basic load ratings C0a	Fatigue load limit : Cu(Radial)	Fatigue load limit : Cu(Thrust)	Used with inner ring No.	(Refer.)Mass
NAXK10	10 mm	19 mm	23 mm	10 mm	24 mm	9 mm	6.5 mm	0.3 mm	9500 min-1	7.9 kN	8.7 kN	10.4 kN	14 kN	1.35 kN	0.630 kN	JR7x10x16	0.04 kg
NAXK10Z	10 mm	19 mm	23 mm	10 mm	25 mm	9 mm	6.5 mm	0.3 mm	9500 min-1	7.9 kN	8.7 kN	10.4 kN	14 kN	1.35 kN	0.630 kN	JR7x10x16	0.04 kg
NAXK12	12 mm	21 mm	23 mm	12 mm	26 mm	9 mm	6.5 mm	0.3 mm	9000 min-1	7.5 kN	8.5 kN	10.7 kN	15.4 kN	1.30 kN	0.690 kN	JR9x12x16	0.046 kg
NAXK12Z	12 mm	21 mm	23 mm	12 mm	27 mm	9 mm	6.5 mm	0.3 mm	9000 min-1	7.5 kN	8.5 kN	10.7 kN	15.4 kN	1.30 kN	0.690 kN	JR9x12x16	0.047 kg
NAXK15	15 mm	24 mm	23 mm	15 mm	28 mm	9 mm	6.5 mm	0.3 mm	8500 min-1	9.7 kN	12.6 kN	10.9 kN	16.8 kN	1.90 kN	0.760 kN	JR12x15x16	0.047 kg
NAXK15Z	15 mm	24 mm	23 mm	15 mm	29 mm	9 mm	6.5 mm	0.3 mm	8500 min-1	9.7 kN	12.6 kN	10.9 kN	16.8 kN	1.90 kN	0.760 kN	JR12x15x16	0.05 kg
NAXK17	17 mm	26 mm	25 mm	17 mm	30 mm	9 mm	8 mm	0.3 mm	8500 min-1	11.4 kN	16.1 kN	11.8 kN	19.6 kN	2.50 kN	0.880 kN	JR14x17x17	0.06 kg
NAXK17Z	17 mm	26 mm	25 mm	17 mm	31 mm	9 mm	8 mm	0.3 mm	8500 min-1	11.4 kN	16.1 kN	11.8 kN	19.6 kN	2.50 kN	0.880 kN	JR14x17x17	0.064 kg
NAXK20	20 mm	30 mm	30 mm	20 mm	35 mm	10 mm	10.5 mm	0.3 mm	7000 min-1	14.8 kN	23.7 kN	15.5 kN	26.6 kN	3.65 kN	1.20 kN	JR17x20x20	0.089 kg
NAXK20Z	20 mm	30 mm	30 mm	20 mm	36 mm	10 mm	10.5 mm	0.3 mm	7000 min-1	14.8 kN	23.7 kN	15.5 kN	26.6 kN	3.65 kN	1.20 kN	JR17x20x20	0.094 kg
NAXK25	25 mm	37 mm	30 mm	25 mm	42 mm	11 mm	9.5 mm	0.6 mm	6300 min-1	18.8 kN	29.8 kN	18.8 kN	35.5 kN	4.60 kN	1.60 kN	JR20x25x20	0.134 kg
NAXK25Z	25 mm	37 mm	30 mm	25 mm	43 mm	11 mm	9.5 mm	0.6 mm	6300 min-1	18.8 kN	29.8 kN	18.8 kN	35.5 kN	4.60 kN	1.60 kN	JR20x25x20	0.141 kg
NAXK30	30 mm	42 mm	30 mm	30 mm	47 mm	11 mm	9.5 mm	0.6 mm	5600 min-1	20.2 kN	34.6 kN	19.5 kN	39.9 kN	5.35 kN	2.15 kN	JR25x30x20	0.146 kg
NAXK30Z	30 mm	42 mm	30 mm	30 mm	48 mm	11 mm	9.5 mm	0.6 mm	5600 min-1	20.2 kN	34.6 kN	19.5 kN	39.9 kN	5.35 kN	2.15 kN	JR25x30x20	0.154 kg
NAXK35	35 mm	47 mm	30 mm	35 mm	52 mm	12 mm	9 mm	0.6 mm	5300 min-1	22.1 kN	40.8 kN	20.8 kN	46.6 kN	6.35 kN	2.10 kN	JR30x35x20	0.176 kg
NAXK35Z	35 mm	47 mm	30 mm	35 mm	53 mm	12 mm	9 mm	0.6 mm	5300 min-1	22.1 kN	40.8 kN	20.8 kN	46.6 kN	6.35 kN	2.10 kN	JR30x35x20	0.184 kg
NAXK40	40 mm	52 mm	32 mm	40 mm	60 mm	13 mm	10 mm	0.6 mm	4500 min-1	23.8 kN	47 kN	28 kN	62.9 kN	7.30 kN	2.85 kN	JR35x40x20	0.224 kg
NAXK40Z	40 mm	52 mm	32 mm	40 mm	61 mm	13 mm	10 mm	0.6 mm	4500 min-1	23.8 kN	47 kN	28 kN	62.9 kN	7.30 kN	2.85 kN	JR35x40x20	0.233 kg
NAXK45	45 mm	58 mm	32 mm	45 mm	65 mm	14 mm	9 mm	0.6 mm	4500 min-1	24.9 kN	51.8 kN	29 kN	69.2 kN	8.05 kN	3.10 kN	JR40x45x20	0.262 kg
NAXK45Z	45 mm	58 mm	32 mm	45 mm	66.5 mm	14 mm	9 mm	0.6 mm	4500 min-1	24.9 kN	51.8 kN	29 kN	69.2 kN	8.05 kN	3.10 kN	JR40x45x20	0.275 kg
NAXK50	50 mm	62 mm	35 mm	50 mm	70 mm	14 mm	10 mm	0.6 mm	4300 min-1	30.2 kN	68.5 kN	29.9 kN	75.5 kN	10.7 kN	3.40 kN	JR45x50x25	0.316 kg
NAXK50Z	50 mm	62 mm	35 mm	50 mm	71.5 mm	14 mm	10 mm	0.6 mm	4300 min-1	30.2 kN	68.5 kN	29.9 kN	75.5 kN	10.7 kN	3.40 kN	JR45x50x25	0.332 kg
NAXK60	60 mm	72 mm	40 mm	60 mm	85 mm	17 mm	12 mm	1 mm	3600 min-1	31.9 kN	78.1 kN	43 kN	113 kN	12.2 kN	5.10 kN	JR50x60x25	0.48 kg
NAXK70	70 mm	85 mm	40 mm	70 mm	95 mm	18 mm	11 mm	1 mm	3400 min-1	43.6 kN	87.9 kN	41.6 kN	110 kN	13.9 kN	4.95 kN	JR60x70x25	0.659 kg