6-3-6

E-Rings

JIS B 2805

Groove Dimension

(JAPANESE INDUSTRIAL STANDARD)

Stacked Size-No.ES-00

E-rings can be supplied in rail stacked or tape wrapped.
Size No.ES-0.6 through ES-1:Rail Stacked
Size No.ES-1.2 through ES-12:Tape wrapped

Unit:mm

Size-No.			Ring dimension								Groove dimension
			d		D		H		t		d1		d2		m		n
			Basic	Tol.	Basic	Tol.	Basic	Tol.	Basic	Tol.	Over	Under	Basic	Tol.	Basic	Tol.	Min.
ETW-	※	0.6	0.6	0.04	1.5	0.1	0.45	0.02	0.2	0.02	0.8	1	0.65	＋0.05 0	0.3	＋0.05 0	0.4
	※	0.7	0.67	0 －0.08	2		0.55	0 0.1	0.2		0.9	1.2	0.7		0.3		0.4
		0.8	0.8	0 －0.08	2		0.7	0 －0.25	0.2		1	1.4	0.82		0.3		0.4
	※	1	0.98	0 －0.09	2.8		0.88		0.2		1.3	1.7	1		0.3		0.5
		1.2	1.2		3		1		0.3	0.025	1.4	2	1.23	＋0.06 0	0.4		0.6
		1.5	1.5		4	0.2	1.3		0.4	0.03	2	2.5	1.53		0.5		0.8
	※	1.9	1.9		4.5		1.7		0.4		2.5	3	1.93		0.5		1
		2	2		5		1.7		0.4		2.5	3.2	2.05		0.5		1
	※	2.3	2.3		6		2		0.4		3	4	2.35		0.5		1
		2.5	2.5		6		2.1		0.4		3.2	4	2.55		0.5		1
		3	3		7		2.6		0.6	0.04	4	5	3.05		0.7	＋0.1 0	1
	※	3.2	3.2	0 －0.12	7		2.8	0 －0.3	0.6		4	5	3.25	＋0.075 0	0.7		1.2
		4	4		9		3.5		0.6		5	7	4.05		0.7		1.2
		5	5		11		4.3		0.6		6	8	5.05		0.7		1.2
		6	6		12		5.2		0.8		7	9	6.05		0.9		1.2
		7	7	0 －0.15	14		6.1	0 －0.35	0.8		8	11	7.1	＋0.09 0	0.9		1.5
		8	8		16		6.9		0.8		9	12	8.1		0.9		1.8
		9	9		18		7.8		0.8		10	14	9.1		0.9		2
		10	10		20	0.3	8.7		1	0.05	11	15	10.15		1.15	＋0.14 0	2
		12	12	0 －0.18	23		10.4	0 －0.45	1	0.05	13	18	12.15	＋0.11 0	1.15		2.5
		15	15	0 －0.18	29		13		1.5	0.06	16	24	15.15	＋0.11 0	1.65		3
		19	19	0 －0.21	37		16.5		1.5	0.06	20	31	19.15	＋0.13 0	1.65		3.5
		24	24	0 －0.21	44		20.8	0 －0.5	2	0.07	25	38	24.15	＋0.13 0	2.2		4

●Material=Carbon spring steel. Hardness=HRC44~52. Finish=Black phosphate coating (ACP), Zn plating,Chromate dip.
●Material=Stainless spring steel.
Note; ※ mark is not according to JIS specification. d is according to our company's specification.