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  > THK RU TYPE Integrated inner and outer ring Crossed Roller Bearing

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Product introduction

RU297 slewing ring bearing crossed roller

			RU297(G)	RU297X
		d	210 mm	210 mm
		D	380 mm	380 mm
		dp	297.3 mm	297.3 mm
		B	40 mm	40 mm
		d1	6 mm	6 mm
		r/min	2.5 r/min	2.5 r/min
		ds (max)	272 mm	272 mm
		Dh (min)	320 mm	320 mm
		Cr	156 KN	156 KN
		Cor	281 KN	281 KN
		Mass	21.3 kg	21.3 kg
		PCD1	240 mm	240 mm
		Mounting hole	16-φ14 drilled through, φ20 counter bore depth 13	16-M12 through
		PCD2	350 mm	350 mm
		Mounting hole	16-φ14 drilled through,  φ20 counter bore depth 13	16-φ14 drilled through,  φ20 counter bore depth 14

Part No.	Shoulder Height		Inner Ring		Outer Ring
	ds	Dh	PCD1	Mounting hole	PCD2	Mounting hole
RU42	37	47	28	6-M3 through	57	6-φ3.4 drilled through, φ6.5 counter bore depth 3.3
RU66	59	74	45	8-M4 through	83	8-φ4.5 drilled through, φ8 counter bore depth 4.4
RU85	79	93	65	8-M5 through	105	8-φ5.5 drilled through, φ9.5 counter bore depth 5.4
RU124(G)	114	134	97	10-φ5.5 drilled through,  φ9.5 counter bore depth 5.4	148	10-φ5.5 drilled through,  φ9.5 counter bore dept 5.4
RU124X				10-M5 through
RU148(G)	133	162	112	12-φ9 drilled through,  φ14 counter bore depth 8.6	187	12-φ9 drilled through,  φ14 counter bore depth 8.6
RU148X				12-M8 through
RU178(G)	161	195	139	12-φ9 drilled through,  φ14 counter bore depth 8.6	217	12-φ9 drilled through,  φ14 counter bore depth 8.6
RU178X				12-M8 through
RU228(G)	208	246	184	12-φ11 drilled through,  φ17.5 counter bore depth 10.8	270	12-φ11 drilled through,  φ17.5 counter bore depth 10.8
RU228X				12-M10 through
RU297(G)	272	320	240	16-φ14 drilled through, φ20 counter bore depth 13	350	16-φ14 drilled through,  φ20 counter bore depth 13
RU297X				16-M12 through
RU445(G)	417	473	385	24-φ14 drilled through,  φ20 counter bore depth 13	505	24-φ14 drilled through,  φ20 counter bore depth 13
RU445X				24-M12 through

To learn more about our company or get the Installation Instructions of RU297 slewing ring bearing crossed roller regarding the installation size, weight, basic dynamic load rating, load, limiting speed, and clearance, please contact us. Drawing and sample of RU297 slewing ring bearing crossed roller are available upon request.