Our major products include full ceramic bearings, hybrid bearings, plastic bearings, stainless steel bearings, ceramic parts, plastic parts & bearing units.

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2004

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NO.396 JIAHE ROAD XIAMEN CHINA

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professional manufacturer and distributor for special materials bearings

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Bore Dia

Outer Dia

AISI440C Stainless Steel Ball Bearings

Total: 15 Products.

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Outer Dia | 13 mm "

High-carbon martensitic steel, offering exceptional hardness (HRC 58-60), corrosion resistance, and wear durability. Ideal for high-load, high-speed applications in harsh environments (e.g., aerospace, medical). Precision-ground for smooth operation, with optional coatings. Temperature range: -30°C to +150°C.

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Product Number	System Of Measurement	Bore Dia(mm)	Outside Dia(mm)	Weight	Seal Type	Ring Material	Ball Material	Cage Material
S633ZZ	Metric	3 mm	13 mm	3.43	Shielded	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S633-2RS	Metric	3 mm	13 mm	3.43	Sealed	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S633	Metric	3 mm	13 mm	3.27	Open	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S624-2RS	Metric	4 mm	13 mm	3.2	Sealed	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S624	Metric	4 mm	13 mm	3.1	Open	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S624ZZ	Metric	4 mm	13 mm	3.2	Shielded	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S695ZZ	Metric	5 mm	13 mm	2.31	Shielded	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S695-2RS	Metric	5 mm	13 mm	2.31	Sealed	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S695	Metric	5 mm	13 mm	2.31	Open	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S686	Metric	6 mm	13 mm	1.87	Open	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S686-2RS	Metric	6 mm	13 mm	2.68	Sealed	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
S686ZZ	Metric	6 mm	13 mm	2.68	Shielded	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
SMR137ZZ	Metric	7 mm	13 mm	2.01	Shielded	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
SMR137-2RS	Metric	7 mm	13 mm	2.01	Sealed	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel
SMR137	Metric	7 mm	13 mm	1.52	Open	440C Stainless Steel	440C Stainless Steel	304 Stainless Steel