Linear ball bearings, steel, with centre flange, square version

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        Linear ball bearings, steel, with centre flange, square version

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DescriptionMaterial:Housing steel.
Cage plastic.
Balls steel.Version:The linear ball bearings correspond to ISO 10285 series 3. With a seal both ends. The linear ball bearings are have a plastic cage. This makes for quiet running and outstanding run quality. With centre flange for direct mounting on the housing. Double bearing type for use under torque loads.
Recommended tolerances:
Shaft: h6
Housing: H7
Linear ball bearings with seals both ends should be lubricated before installation. The specified load ratings apply with the use of hardened and ground shafts.Temperature range:-20 °C to +80 °C.Accessory:Precision guide shafts 21595.
Fastening screws 07160.Special features:

DownloadHere is all the information as a PDF datasheet:

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Datasheet 21520-03 Linear ball bearings, steel, with centre flange, square version

194 kB

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Order No.	D	D1	D3	D4	D5	L	L1	T	Dynamic load rating N	Static load rating N
21520-03-0812	8	16	24	3,5	6	46	5	3,1	421	804
21520-03-1212	12	22	32	4,5	7,5	61	6	4,1	813	1570
21520-03-1612	16	26	36	4,5	7,5	68	6	4,1	921	1780
21520-03-2012	20	32	43	5,5	9	80	8	5,1	1370	2740
21520-03-2512	25	4	51	5,5	9	112	8	5,1	1570	3140
21520-03-3012	30	47	62	6,6	11	123	10	6,1	2500	5490
21520-03-4012	40	62	80	9	14	151	13	8,1	3430	8040
21520-03-5012	50	75	94	9	14	192	13	8,1	6080	15900