Part Interchange By Different Brands

The following forms are the basic bearing interchange numbers with different brands. If you can’t find your needs, please contact us.

R series (chrome steel)

KTAI	GRW	SKF	MRC	FAFNIR	FAG
R-2	1/88	EE-0	R-2	33-K-3	R-2
R-2A	1/88/083		R-2-A	33-K-4	R-2-A
R-3	3/16	EE-1	R-3	33-K-5	R-3
R-4	1/4A	EEA-2	R-4	S-1-K-7	R-4
R-4A	1/4	EE-2	R-4-A	S-1-K	R-4-A
R-6	3/8	EE-3	R-6	S-3-K	R-6
R-8		EE-4	R-8	S-5-K	R-8
R-10		EE-5	R-10	S-7-K	R-10
R-12		EE-6	R-12	S-8-K	R-12
R-14		EE-8	R-14	S-9-K	R-14
R-16		EE-9	R-16	S-10-K	R-16
R-18		EE-10	R-18	S-11-K	R-18
R-20		EE-11	R-20	S-12-K	R-20
R-22			R-22		R-22
R-24			R-24		R-24

Instrument Series (stainless steel)

KTAI	GRW	NMB	MPB	BARDEN	RMB	NHBB
SR2	SS1/88	DDR-2	SR2C	SR2	R4012X	SSR-2
SR2ZZ	SS1/88-2Z	DDR-2ZZ	SR2CHH	SR2SS	RF4012X	SSR-2ZZ
SR2A	SS1/88/083	DDR-2A	SR2AC	SR2A		SSR-2A
SR2AZZ	SS1/88/083-2Z	DDR-2AZZ	SR2ACHH	SR2ASS		SSR-2AZZ
SR3	SS3/16	DDR-3	SR3C	SR3	R6016X	SSR-3
SR3ZZ	SS3/16-2Z	DDR-3ZZ	SR3CHH	SR3SS	RF6016X	SSR-3ZZ
SR4	SS1/4A	DDR-4	SR4C	SR4	R8020X	SSR-4
SR4ZZ	SS1/4A-2Z	DDR-4ZZ	SR4CHH	SR4SS	RF8020X	SSR-4ZZ
SR4A	SS1/4	DDRI-1214	SR4AR	SR4A		SSRI-1214
SR4AZZ	SS1/4-2Z	DDRI-1214ZZ	SR4ARHH	SR4ASS		SSRI-1214ZZ
SR6	SS3/8	DDRI-1438	SR6R	SR6		SSRI-1438
SR6ZZ	SS3/8-2Z	DDRI-1438ZZ	SR6RHH	SR6SS		SSRI-1438ZZ
SR8	SS1/2	DDRI-1812	SR8R	SR8		SSRI-1812
SR8ZZ	SS1/2-2Z	DDRI-1812ZZ	SR8RHH	SR8SS		SSRI-1812ZZ
SFR2	SSF1/8B	DDRF-2	SR2FC	SFR2	RK4012X	SSRF-2
SFR2ZZ	SSF1/8B-2Z	DDRF-2ZZ	SR2FCHH	SFR2SS	RKF4012X	SSRF-2ZZ
SFR3	SSF3/16	DDRF-3	SR3FC	SFR3	ULK6016	SSRF-3
SFR3ZZ	SSF3/16-2Z	DDRF-3ZZ	SR3FCHH	SFR3SS	RKF6016X	SSRF-3ZZ
SFR4	SSF1/4A	DDRF-4	SR4FC	SFR4	RK8020X	SSRF-4
SFR4ZZ	SSF1/4A-2Z	DDRF-4ZZ	SR4FCHH	SFR4SS	RKF8020X	SSRF-4ZZ
SFR6	SSF3/8	DDRIF1438	SR6FR	SFR6		SSRIF1438
SFR6ZZ	SSF3/8-2Z	DDRIF1438ZZ	SR6FRHH	SFR6SS		SSRIF1438ZZ
SFR8	SSF1/2	DDRIF1812				SSRIF1812
SFR8ZZ	SSF1/2-2Z	DDRIF1812ZZ				SSRIF1812ZZ

Miniature Flanged Inch Series

KTAI	GRW	RMB	NHBB	MPB	NMB
		ULK1304X	SSRIF-2	S2FC	DDRIF-2
SFR0	SSF1191	ULK1505X	SSRIF-2 1/2	S2 1/2FC	DDRIF-2 1/2
SFR0ZZ	SSF1191-2Z	ULKF1505X	SSRIF-2 1/2ZZ	S2 1/2FCHH	DDRIF-2 1/2ZZ
SFR1	SSF1397	RK1706X	SSRIF-3	S3FC	DDRIF-3
SFR1ZZ	SSF1397-2Z	RKF1706X	SSRIF-3ZZ	S3FCHH	DDRIF-3ZZ
SFR1-4	SSF5/64	RK2508X	SSRIF-4	S4FC	DDRIF-4
SFR1-4ZZ	SSF5/64-2Z	RKF2508X	SSRIF-4ZZ	S4FCHH	DDRIF-4ZZ
SFR133	SSF2380	ULK3006X	SSRIF-3332	S3332FC	DDRIF-3332
SFR133ZZ	SSF2380-2Z	ULKZ3006X	SSRIF-3332ZZ	S3332FCHH	DDRIF-3332ZZ
SFR1-5	SSF3/32	RK3010X	SSRIF-5	S5FC	DDRIF-5
SFR1-5ZZ	SSF3/32-2Z	RKF3010X	SSRIF-5ZZ	S5FCHH	DDRIF-5ZZ
SFR144	SSF3175	ULK4080X	SSRIF-418	S418FC	DDRIF-418
SFR144ZZ	SSF3175-2Z	ULKZ4080X	SSRIF-418ZZ	S418FCHH	DDRIF-418ZZ
SFR2-5	SSF1/8A	RK4010X	SSRIF-518	S518FC	DDRIF-518
SFR2-5ZZ	SSF1/8A-2Z	RKF4010X	SSRIF-518ZZ	S518FCHH	DDRIF-518ZZ
SFR2-6	SSF1/8A6		SSRIF-618	S618FC	DDRIF-618
SFR2-6ZZ	SSF1/8A6-2Z		SSRIF-618ZZ	S618FCHH	DDRIF-618ZZ
SFR155	SSF3967	ULK5010X	SSRIF-5532	S5532FC	DDRIF-5532
SFR155ZZ	SSF3967-2Z	ULKZ5010X	SSRIF-5532ZZ	S5532FCHH	DDRIF-5532ZZ
SFR156	SSF4763A	ULK6010X	SSRIF-5632	S5632FC	DDRIF-5632
SFR156ZZ	SSF4763A-2Z	ULKZ6010X	SSRIF-5632ZZ	S5632FCHH	DDRIF-5632ZZ
SFR166	SSF4763B	ULK6012X	SSRIF-6632	S6316FC	DDRIF-6632
SFR166ZZ	SSF4763B-2Z	ULKZ6012X	SSRIF-6632ZZ	S6316FCHH	DDRIF-6632ZZ
SFR168	SSF6350A	ULK8012X	SSRIF-614	S614FC	DDRIF-614
SFR168ZZ	SSF6350A-2Z	ULKZ8012X	SSRIF-614ZZ	S614FCHH	DDRIF-614ZZ
SFR188	SSF6350B	ULK8016X	SSRIF-814	S814FC	DDRIF-814
SFR188ZZ	SSF6350B-2Z	ULKZ8016X	SSRIF-814ZZ	S814FCHH	DDRIF-814ZZ
SFR1810	SSF7938		SSRIF-8516	S8516FC	DDRIF-8516
SFR1810ZZ	SSF7938-2Z		SSRIF-8516ZZ	S8516FCHH	DDRIF-8516ZZ

Miniature Inch Series

KTAI	GRW	NMB	MPB	BARDEN	RMB	NHBB
SR09	SS1016	DDRI-2	S2C	SR0-9	UL1304X	SSRI-2
SR0	SS1191	DDRI-2 1/2	S2 1/2C	SR0	UL1505X	SSRI-2 1/2
SR0ZZ	SS1191-2Z	DDRI-2 1/2ZZ	S2 1/2CHH	SR0SS	ULZ1505X	SSRI-2 1/2ZZ
SR1	SS1397	DDRI-3	S3C	SR1	R1706X	SSRI-3
SR1ZZ	SS1397-2Z	DDRI-3ZZ	S3CHH	SR1SS	RF1706X	SSRI-3ZZ
SR1-4	SS5164	DDRI-4	S4C	SR1-4	R2508X	SSRI-4
SR1-4ZZ	SS5164-2Z	DDRI-4ZZ	S4CHH	SR1-4SS	RF2508X	SSRI-4ZZ
SR133	SS2380	DDRI-3332	S3332C	SR133	UL3006X	SSRI-3332
SR133ZZ	SS2380-2Z	DDRI-3332ZZ	S3332CHH	SR133SS	ULZ3006X	SSRI-3332ZZ
SR1-5	SS3132	DDRI-5	S5C	SR1-5	R3010X	SSRI-5
SR1-5ZZ	SS3132-2Z	DDRI-5ZZ	S5CHH	SR1-5SS	RF3010X	SSRI-5ZZ
SR144	SS3175	DDRI-418	S418C	SR144	UL4008X	SSRI-418
SR144ZZ	SS3175-2Z	DDRI-418ZZ	S418CHH	SR144SS	ULZ4008X	SSRI-418ZZ
SR2-5	SS1/8A	DDRI-518	S518C	SR2-5	R4010X	SSRI-518
SR2-5ZZ	SS1/8A-2Z	DDRI-518ZZ	S518CHH	SR2-5SS	RF4010X	SSRI-518ZZ
SR2-6	SS1/8A/6	DDRI-618	S618C	SR2-6		SSRI-618
SR2-6ZZ	SS1/8A/6-2Z	DDRI-618ZZ	S618CHH	SR2-6SS		SSRI-618ZZ
SR155	SS3967	DDRI-5532	S5532C	SR155	UL5010X	SSRI-5532
SR155ZZ	SS3967-2Z	DDRI-5532ZZ	S5532CHH	SR155SS	ULZ5010X	SSRI-5532ZZ
SR156	SS4763A	DDRI-5632	S5632C	SR156	UL6010X	SSRI-5632
SR156ZZ	SS4763A-2Z	DDRI-5632ZZ	S5632CHH	SR156SS	ULZ6010X	SSRI-5632ZZ
SR166	SS4763B	DDRI-6632	S6316C	SR166	UL6012X	SSRI-6632
SR166ZZ	SS4763B-2Z	DDRI-6632ZZ	S6316CHH	SR166SS	ULZ6012X	SSRI-6632ZZ
SR168	SS6350A	DDRI-614	S614C	SR168	UL8012X	SSRI-614
SR168ZZ	SS6350A-2Z	DDRI-614ZZ	S614CHH	SR168SS	ULZ8012X	SSRI-614ZZ
SR188	SS6350B	DDRI-814	S814C	SR188	UL8016X	SSRI-814
SR188ZZ	SS6350B-2Z	DDRI-814ZZ	S814CHH	SR188SS	ULZ8016X	SSRI-814ZZ
SR1810	SS7938	DDRI-8516	S8516R	SR1810		SSRI-8516
SR1810ZZ	SS7938-2Z	DDRI-8516ZZ	S8516RHH	SR1810SS		SSRI-8516ZZ

Miniature Metric Series

GRW	KTAI	NMB	KTAI	ADR	NMB	KTAI	ADR	NMB
60/2.5		R825	691			681	WAX1	L310
623	623	R1030	69/1.5		R515	681X	WAX1.5	L415
624	624	R1340	692	AX2	R620	682	WBX2	L520
634	634	R1640	69/2.5	X2.5	R725	68/2.35
625	625	R1650	693		R830	682X	WAX2.5	L625
635	635	R1950	694	AY4	R1140	683	WAX3	L730
626	626	R1960	695	AY5	R1350	684	WAX4	L940
607	607	R1970	696	AY6	R1560	685	WX5	L1150
627	627	R2270	697	AY7		686	WAX6	L1360
608	608	R2280	698	AY8		687	WAX7	L1470
609	609		699	AY9		688	WX8	L1680
629	629	R2690	6900	AY10		689	WX9	L1790
6000	6000	6000				6800	WX10	L1910
		RF825	F691
F623		RF1030	F69/1.5		RF515	F681		LF310
F624		RF1340	F692	WFAX2	RF620	F681X	WAX1.5	LF415
F634		RF1640	F69/2.5	WFX2.5	RF725	F682	WFBX2	LF520
F625		RF1650	F693	WFX3	RF830	F682X	WFAX2.5	LF625
F635		RF1950	F694		RF1140	F683	WFAX3	LF730
F626		RF1960	F695		RF1350	F684	WFAX4	LF940
F607			F696		RF1560	F685	WFX5	LF1150
			F697			F686	WFAX6	LF1360
60/2.5-2Z		R825ZZ	F698			F687		LF1470
623-2Z	623ZZ	R1030ZZ				F688		LF1680
624-2Z	624ZZ	R1340ZZ	691-2Z			F689		LF1790
634-2Z	634ZZ	R1640ZZ	69/1.5-2Z	X1.5ZZ	R515ZZ	F6800
625-2Z	625ZZ	R1650ZZ	692-2Z
635-2Z	635ZZ	R1950ZZ	69/2.5-2Z	X2.5ZZ	R725Y03ZZ	681-2Z
626-2Z	626ZZ	R1960ZZ	693-2Z		R830ZZ	681X-2Z	WAX1.5ZZ
607-2Z	607ZZ	R1970ZZ	694-2Z	AY4ZZ	R1140ZZ	682-2Z	WBX2ZZ	L520ZZ
627-2Z	627ZZ	R2270ZZ	695-2Z	AY5ZZ	R1350ZZ	682X-2Z	WAX2.5ZZ	L625ZZ
608-2Z	608ZZ	R2280ZZ	696-2Z	AY6ZZ	R1560ZZ	683-2Z	WAX3ZZ	L730ZZ
609-2Z	609ZZ		697-2Z	AY7ZZ		684-2Z		L940ZZ
629-2Z	629ZZ	R2690ZZ	698-2Z	AY8ZZ		685-2Z		L1150ZZ
6000-2Z	6000ZZ	6000ZZ	699-2Z	AY9ZZ		686-2Z		L1360ZZ
		RF825ZZ	6900-2Z	AY10ZZ		687-2Z	WAX7ZZ	L1470ZZ
F623-2Z		RF1030ZZ				688-2Z		L1680W06ZZ
F624-2Z		RF1340ZZ	F691-2Z			689-2Z
F634-2Z		RF1640ZZ	F69/1.5-2Z		RF515ZZ	6800-2Z		L1910ZZ
F625-2Z		RF1650ZZ	F692-2Z
F635-2Z		RF1950ZZ	F69/2.5-2Z		RF725Y03ZZ	F681-2Z
F626-2Z		RF1960ZZ	F693-2Z	WFX3ZZ	RF830ZZ	F681X-2Z	WFAX1.5ZZ
F607-2Z			F694-2Z		RF1140ZZ	F682-2Z	WFBX2ZZ	LF520ZZ
			F695-2Z		RF1350ZZ	F682X-2Z	WFAX2.5ZZ	LF625ZZ
			F696-2Z		RF1560ZZ	F683-2Z	WFAX3ZZ	LF730ZZ
			F697-2Z			F684-2Z		LF940ZZ
			F698-2Z			F685-2Z		LF1150ZZ
						F686-2Z		LF1360ZZ
						F687-2Z		LF1470ZZ
						F688-2Z
						F689-2Z
						F6800-2Z