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

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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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AISI440C

AISI 440C Technical Introduction

High-carbon martensitic stainless steel with exceptional hardness (HRC 58-60) and wear resistance. Offers moderate corrosion resistance, ideal for precision bearings, cutlery and surgical tools. Heat treatable for enhanced performance. Temperature range: -30°C to +250°C.

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Inquiry	Product Number	Seal Type	Bore Dia	Outer Dia	Width	Dynamic Radial Load	Static Radial Load	Max Speed(X1000 rpm)	Material	Cage Material	Precision Grade	Clearance	ROHS	SGS
	SRW166zz	Shielded	0.1875"	0.375"	0.125"	122 lbf	44 lbf	45	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW3	Open	0.1875"	0.5"	0.1562"	224 lbf	79 lbf	38.7	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW3zz	Shielded	0.1875"	0.5"	0.196"	224 lbf	79 lbf	38.7	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1602	Open	0.25"	0.6875"	0.25"	572 lbf	216 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1602 2rs	Sealed	0.25"	0.6875"	0.3125"	572 lbf	216 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1602zz	Shielded	0.25"	0.6875"	0.25"	572 lbf	216 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR168	Open	0.25"	0.375"	0.125"	64 lbf	28 lbf	43.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR168 2rs	Sealed	0.25"	0.375"	0.125"	64 lbf	28 lbf	43.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR168zz	Shielded	0.25"	0.375"	0.125"	64 lbf	28 lbf	43.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR188	Open	0.25"	0.5"	0.125"	186 lbf	72 lbf	36	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR188 2rs	Sealed	0.25"	0.5"	0.1875"	186 lbf	72 lbf	36	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR188zz	Shielded	0.25"	0.5"	0.1875"	186 lbf	72 lbf	36	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR4	Open	0.25"	0.625"	0.196"	255 lbf	101 lbf	34.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR4 2rs	Sealed	0.25"	0.625"	0.196"	255 lbf	101 lbf	34.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR4A	Open	0.25"	0.75"	0.2188"	401 lbf	145 lbf	32.4	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR4A 2rs	Sealed	0.25"	0.75"	0.2812"	401 lbf	145 lbf	32.4	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR4Azz	Shielded	0.25"	0.75"	0.2812"	401 lbf	145 lbf	32.4	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SR4zz	Shielded	0.25"	0.625"	0.196"	255 lbf	101 lbf	34.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW168	Open	0.25"	0.375"	0.125"	64 lbf	28 lbf	43.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW168zz	Shielded	0.25"	0.375"	0.125"	64 lbf	28 lbf	43.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW188	Open	0.25"	0.5"	0.125"	186 lbf	72 lbf	36	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW188zz	Shielded	0.25"	0.5"	0.1875"	186 lbf	72 lbf	36	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW4	Open	0.25"	0.625"	0.196"	255 lbf	101 lbf	34.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	SRW4zz	Shielded	0.25"	0.625"	0.196"	255 lbf	101 lbf	34.2	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1603	Open	0.3125"	0.875"	0.2812"	670 lbf	279 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1603 2rs	Sealed	0.3125"	0.875"	0.3438"	670 lbf	279 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1603zz	Shielded	0.3125"	0.875"	0.2812"	670 lbf	279 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1605	Open	0.3125"	0.9062"	0.3125"	670 lbf	284 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1605 2rs	Sealed	0.3125"	0.9062"	0.3125"	670 lbf	284 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
	S1605zz	Shielded	0.3125"	0.9062"	0.3125"	670 lbf	284 lbf	4.5	440C	440C or Nylon	ABEC-1	C0	Compliant	Compliant
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