有声小说,天蚕土豆

滾針軸承

基本尺寸			基本額定載荷		額定轉(zhuǎn)速		型號
			dynamic	static	Reference speed	Limiting speed	Model
d[mm]	D[mm]	B[mm]	C[kN]	C₀[kN]	[r/min]	[r/min]
68	82	35	60.5	146	6000	6700	NK68/35
68	82	25	44	95	6000	6700	NK68/25
65	85	28	66	114	6000	6700	NKS65
65	78	35	58.3	146	6300	7000	NK65/35
65	78	25	44	104	6300	7000	NK65/25
63	80	45	89.7	190	6300	7000	RNA6911
63	80	25	57.2	106	6300	7000	RNA4911
60	80	28	62.7	104	6300	7500	NKS60
60	72	35	55	134	6700	7500	NK60/35
60	72	25	46.8	110	6700	7500	NK60/25TN
58	72	40	73.7	150	7000	8000	RNA6910
58	72	22	47.3	85	7000	8000	RNA4910
58	72	22	40.2	69.5	–	3400	RNA4910.2RS
55	72	22	44.6	78	7000	8000	NKS55
55	68	35	52.3	122	7500	8500	NK55/35
55	68	25	40.2	88	7500	8500	NK55/25
52	68	40	70.4	137	7500	8500	RNA6909
52	68	22	45.7	78	7500	8500	RNA4909
52	68	22	39.1	64	–	3800	RNA4909.2RS
50	65	22	42.9	72	8000	9000	NKS50
50	62	35	58.3	137	8000	9000	NK50/35TN
50	62	25	42.9	91.5	8000	9000	NK50/25TN
48	62	40	67.1	125	8000	9500	RNA6908
48	62	22	42.9	71	8000	9500	RNA4908
48	62	22	36.9	58.5	–	4000	RNA4908.2RS
47	57	30	41.8	98	8500	10000	NK47/30
47	57	20	29.2	61	8500	10000	NK47/20
45	60	22	40.2	64	8500	10000	NKS45
45	55	30	45.7	108	9000	10000	NK45/30TN
45	55	20	31.4	65.5	9000	10000	NK45/20TN

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