Ground Ballscrew Accuracy Standards

HIWIN Accuracy grade of Precision Ballscrews (unit: 0.001mm)

Accuracy Grade		0		1		2		3		4		5		6
e2		3		4		4		6		8		8		12
e300		3.5		5		6		8		12		18		23
Thread Length / Item		E	e	E	e	E	e	E	e	E	e	E	e	E	e
above	below
-	315	4	3.5	6	5	6	6	12	8	12	12	24	18	23	23
315	400	5	3.5	7	5	7	6	13	10	13	12	25	20	25	25
400	500	6	4	8	5	8	7	15	10	15	13	27	20	27	26
500	630	6	4	9	6	9	7	16	12	16	14	30	23	30	29
630	800	7	5	10	7	10	8	18	13	18	16	35	25	35	31
800	1000	8	6	11	8	11	9	21	15	21	17	40	27	40	35
1000	1250	9	6	13	9	13	10	24	16	24	19	46	30	46	39
1250	1600	11	7	15	10	15	11	29	18	29	22	54	35	54	44
1600	2000			18	11	18	13	35	21	35	25	65	40	65	51
2000	2500			22	13	22	15	41	24	41	29	77	46	77	59
2500	3150			26	15	26	17	50	29	50	34	93	54	93	69
3150	4000			30	18	32	21	60	35	62	41	115	65	115	82
4000	5000							72	41	76	49	140	77	140	99
5000	6300							90	50	100	60	170	93	170	119
6300	8000							110	60	125	75	210	115	210	130
8000	10000											260	140	260	145
10000	12000											320	170	320	180

International Accuracy Grade for Ballscrews (unit: 0.001mm)

Grade		0	1	2	3	4	5	6	7	10
e300	ISO, DIN	.	6	.	12	.	23	.	52	210
	BSI	.	6	.	12	16	23	.	52	210
	JIS	3.5	5	.	8	.	18	.	50	210
	HIWIN	3.5	5	6	8	12	18	23	.	.

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Standard Combination of Grade and Axial Play (unit: 0.001mm)

Grade	0	1	2	3	4	5	6
Axial Play	5	5	5	10	15	20	25

Ground Ballscrews	Rolled Ballscrews
Production Range Accuracy Standards Nut Types Spindle Ends Spindle End dimensions	Production Range General Rolled Ballscrews Precision & High Precision Ballscrews Nut Types Spindle Ends Spindle End dimensions

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