SS 608 ZZ/2RS stainless steel deep groove ball bearings

The SS 608 ZZ/2RS stainless steel deep groove ball bearing is not only our best-selling product but also a universal standard in global industrial and consumer markets. From precision motors to high-end skateboards, the SS 608 is everywhere. We have redefined this classic bearing by perfectly combining industrial-grade stainless steel corrosion resistance with competition-grade high-speed performance. Whether you need extremely low friction for free rotation or long-lasting durability in humid environments, our SS 608 provides a superior experience compared to ordinary carbon steel bearings.

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Bearing NO.	Bore (d)	O.D (D)	Width (B)	Basic load ratings KN		Mass (KG)
				Dynamic Cr	Static Cor
SS 608	8	22	7	3.29	1.36	0.012

PARTNAME	MATERIAL
Bearing Rings	AISI440C 9Cr18Mo	AISI440 9Cr18				AISI420 4Cr13				AISI304 0Cr18Ni9
Ball	AISI440C	AISI440	AISI430			AISI420		AISI304		Si3N4
Retainer	AISI430	AISI420			AISI304		AISI201			Nylon
2RS	RS+ AISI201			RS+ AISI304					RS+ SPCC
2VS	VS+ AISI201					VS+ AISI304
ZZ	AISI201					AISI304

Stainless steel NO.	C%	Si%	Mn%	S%	P%	Cr%	Ni%	V%	Mo%
AISI440C	0.95-1.10	≤0.8	≤0.8	≤0.03	≤0.035	16-18	≤0.60		0.40-0.70
AISI440B	0.90-1.00	≤0.8	≤0.8	≤0.03	≤0.035	17-19
AISI420	0.288	0.31	0.38	0.001	0.027	12.85	0.15
AISI304	≤0.07	≤1	≤2	≤0.03	≤0.035	16-18.5	8-11

Country	CHINA	U.S.A	GERMANY		JAPAN	FRANCE
Country	CHINA	U.S.A	DIN	W-Nr	JAPAN	FRANCE
Bearing Steel NO.	9Cr18Mo	AISI440C	X105CrMo17	1.4125	SUS440c	Z105CrMo17
	9Cr18	AISI440B	X90CrMov18	1.4112	SUS440	Z105CrMo17
	4Cr13	AISI420	X20Cr13	1.4021	SUS420	Z20C13
	0Cr18Ni9	AISI304	X5CrNi18-10	1.4301	SUS304	Z7CN18-09

Company Brand	Designation	Dropping Point℃	Penetratin at 25℃	Working Tem	Code	Remarks
Shell	Alvania No.2	185	265~295	-35~120	LY83
	Alvania No.3	185	220~250	-35~135	LY84
	Alvania RA	180	250~275	-25~100	LY18
	Alvania EP2	185	265~295	-25~110
	Cassida RLS00	240	400~430	-30~100		Meets the requ-irements of FDAregulations
	Cassida RLS1	240	310~340	-30~120
	Cassida RLS2	240	265~295	-30~120
	Darina2	250	265~295	-25~150
Esso	Andok C	260	190~210	-30~120	LG39
	Andok 260	190	204~260	-40~120	LG71
	Beacon 325	190	255~280	-54~120	LG20
	Carum 330	260	325			Meets the requ-irements of FDAregulations
Chevron	SRI-2	240	255~280	-30~120
Mobil	Mobil22	192	250~274	-40~120
	Mobil28	260	265~295	-55~175	LY48
	Mobil FM102	215	285			Meets the requ-irements of FDAregulations
Kluber	Paraliq	190	265~295
Kyodo Yushi	Multemp SRL	185	225~245	-40~145	LY121
	Multemp PS2	190	250~275	-50~110	LY72
	Multemp SC-A	260	255~280	0~160
China Hangu	JINZHI smooth grease in bearing in low noise	198	280	-20~120		Food grease