无保持架带内圈滚针轴承 Needle Roller Bearings with Inner Ring without Cage NAV49 系列

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轴径 Shaft Diameter mm	型号 DesigRNAVtion	重量 Mass g	尺寸Dimensions					基本额定载荷 Basic Load Ratings		极限转速 Limiting Speed Rpm	原有型号 OrigiRNAVl DesigRNAVtion
			d	F	D	B	r min.	动 Cr DyRNAVmic	静 Cor Static
			Mm					N
15	NAV4902	-	15	20	28	13	0.3	8.5	9.2	20000	4074902E
17	NAV4903	-	17	22	30	13	0.3	9.4	10.9	17000	4074903E
20	NAV4904	-	20	25	37	17	0.3	10.6	13.6	14000	4074904E
25	NAV4905	-	25	30	42	17	0.3	11.0	14.6	12000	4074905E
30	NAV4906	-	30	35	47	17	0.3	21.0	25.5	11000	4074906E
35	NAV4907	-	35	42	55	20	0.6	22.8	29.5	9500	4074907E
40	NAV4908	-	40	48	62	22	0.6	23.6	31.5	9500	4074908E
45	NAV4909	-	45	52	68	22	0.6	24.4	33.5	8500	4074909E
50	NAV4910	-	50	58	72	22	0.6	25.0	35.5	8000	4074910E
60	NAV4912	-	60	68	85	25	1	30.5	47.5	7000	4074912E
70	NAV4914	-	70	80	100	30	1	31.5	50.0	7000	4074914E
80	NAV4916	-	80	90	110	30	1	43.0	67.0	6000	4074916E
90	NAV4918	1507	90	105	125	35	1.1	45.0	73.0	5500	4074918E
95	NAV4919	1537	95	110	130	35	1.1	47.0	80.0	5000	4074919E
100	NAV4920	2240	100	115	140	40	1.1	58.0	100	4700	4074920E
110	NAV4922	-	110	125	150	40	1.1	60.0	108	4300	4074922E
120	NAV4924	-	120	135	165	45	1.1	61.0	112	4100	4074924E
130	NAV4926	4430	130	150	180	50	1.5	84.0	156	3700	4074926E

说明：

1、表中所列基本额定载荷、极限转速和重量，仅供选择参考用。

2、脂润滑时，极限转速为表列数值的60%。

Note:
1. These load, speed and mass is reference of choice only.
2. With grease lubrication, 60% of these limiting speed will apply.