Inverted Retaining Rings (External)
Under Size-No.9	Groove Dimension The dimension d5 is the maximum diameter of outer periphery when the retaining ring is set on the shaft. d5:CLEARANCE DIAMETER Unit:mm

Size-No.			Ring dimension								d5	Groove dimension
			d3		d4	t		h	d0	Gen. Tol.		d1	d2		m		n
			Basic	Tol.		Basic	Tol.						Basic	Tol.	Basic	Tol.	Min.
ISTW-		6	5.6	＋0.1 －0.2	8	0.5	0.03	1.2	※2.2	0.2	8.9	6	5.7	－0.04	0.6	＋0.1 0	1.5
		7	6.5		9.3	0.6	0.04	1.4	※2.4		10.3	7	6.7	0 －0.06	0.7
		8	7.4		10.6	0.7		1.6	※3		11.7	8	7.6		0.8
		9	8.4		12	0.8		1.8	※3.4		13.1	9	8.6		0.95	＋0.14 0
		10	9.3	0.15	13.3	1	0.05	2	1.2	0.3	14.5	10	9.6	－0.09	1.15
		11	10.2		14.4			2.1			16	11	10.5	0 －0.11
		12	11.1	0.18	15.5			2.2			17.2	12	11.5
		13	12		16.6			2.3			18.4	13	12.4
		14	12.9		17.5			2.3			19.4	14	13.4
		15	13.8		18.6			2.4			20.6	15	14.3
		16	14.7		19.7			2.5			21.8	16	15.2
		17	15.7		20.9			2.6			23	17	16.2
		18	16.5		21.9	1.2	0.06	2.7	1.5		24.2	18	17		1.35
		19	17.5		23.1			2.8			25.4	19	18
		20	18.5	0.2	24.3			2.9			27	20	19	0 －0.21
		21	19.5		25.5			3		0.4	28	21	20
		22	20.5		26.5			3			29	22	21
		24	22.2		28.6			3.2			31.5	24	22.9
		25	23.2		29.8			3.3			33	25	23.9
		26	24.2		31			3.4			34	26	24.9
		28	25.9		33.1	1.5		3.6	1.8		36.5	28	26.6		1.65
	●	29	26.9		34.1			3.6			37.5	29	27.6
		30	27.9		35.3			3.7			38.5	30	28.6
		32	29.6		37.4			3.9			41	32	30.3	0 －0.25
		34	31.5	0.25	39.7			4.1			43.5	34	32.3
		35	32.2		40.6			4.2			45	35	33
		36	33.2		41.6	1.75	0.07	4.2	2		46	36	34		19		2
		38	35.2		44			4.4			48	38	36
		40	37	0.4	46.2			4.6			51	40	38
		42	38.5		48.1			4.8		0.5	54	42	39.5
		45	41.5		51.3			4.9			57	45	42.5
		48	44.5		55.1			5.3			61	48	45.5
		50	45.8		56.8	2		5.5	2.5		63	50	47		2.2
		52	47.8		59			5.6			65	52	49
		55	50.8	0.45	62.6			5.9			69	55	52	0 －0.3
	●	56	51.8		63.8			6			70	56	53
		58	53.8		66			6.1			72	58	55
		60	55.8		68.4			6.3			75	60	57
		62	57.8		70.8			6.5			77	62	59
		63	58.8		72			6.6			78	63	60
		65	60.8		74.4	2.5	0.08	6.8	3		81	65	62		2.7
	●	68	63.5		77.5			7			84	68	65
		70	65.5		79.9			7.2			87	70	67				2.5
	●	72	67.5		82.1			7.3		0.7	89	72	69
		75	70.5		85.7			7.6			92	75	72
	●	78	73.5		89.3			7.9			96	78	75
	●	80	74.5		90.5			8			98	80	76.5
	●	82	76.5		92.9			8.2			101	82	78.5
	●	85	79.5		96.5	3	0.09	8.5	3.5		104	85	81.5	0 －0.35	3.2	＋0.18 0	3
	●	88	82.5	0.55	99.9			8.7			108	88	84.5
	●	90	84.5		102.3			8.9			110	90	86.5
	●	95	89.5		108.1			9.3			116	95	91.5
	●	100	94.5		113.9			9.7			122	100	96.5

● Material=Carbon spring steel. Hardness=HRC44~52, Finish=Black phosphate coating (ACP),Zn plating,Chromate dip. Note;Enquire these sizes of ●mark before you formally order it. ※mark shows approximate dimension.