plain bearings
A plain bearing, or more commonly sliding bearing and slide bearing (in railroading sometimes called a solid bearing, journal bearing, or friction bearing[citation needed]), is the simplest type of bearing, comprising just a bearing surface and no rolling elements. Therefore, the journal (i.e., the part of the shaft in contact with the bearing) slides over the bearing surface. The simplest example of a plain bearing is a shaft rotating in a hole. A simple linear bearing can be a pair of flat surfaces designed to allow motion; e.g., a drawer and the slides it rests on or the ways on the bed of a lathe.
Plain bearings, in general, are the least expensive type of bearing. They are also compact and lightweight, and they have a high load-carrying capacity.
![AST AST850BM 2420 plain bearings](https://m.buc-usap.com/uploaded_images/d8847-ast-ast850bm-2420-plain-bearings.jpg)
- AST AST850BM 2420 plain bearings
- 25 N/mm²
- 75 mm
![AST ASTEPBF 3539-26 plain bearings](https://m.buc-usap.com/uploaded_images/d8854-ast-astepbf-3539-26-plain-bearings.jpg)
- AST ASTEPBF 3539-26 plain bearings
- 2.5 kN
- 6 mm
![152,4 mm x 157,163 mm x 95,25 mm SKF PCZ 9660 E plain bearings](https://m.buc-usap.com/uploaded_images/d8852-152-4-mm-x-157-163-mm-x-95-25-mm-skf-pcz-9660-e-plain-bearings.jpg)
- 152,4 mm x 157,163 mm x 95,25 mm SKF PCZ 9660 E plain bearings
- 15600 kN
- 781 mm
![110 mm x 160 mm x 78 mm ISB GE 110 CP plain bearings](https://m.buc-usap.com/uploaded_images/d8848-110-mm-x-160-mm-x-78-mm-isb-ge-110-cp-plain-bearings.jpg)
- 110 mm x 160 mm x 78 mm ISB GE 110 CP plain bearings
- 150.0000 mm
- 4200 rpm
![SKF SIL80ES-2RS plain bearings](https://m.buc-usap.com/uploaded_images/d8849-skf-sil80es-2rs-plain-bearings.jpg)
- SKF SIL80ES-2RS plain bearings
- 480.0000 mm
- 0 rpm
![AST ASTT90 16080 plain bearings](https://m.buc-usap.com/uploaded_images/d8849-ast-astt90-16080-plain-bearings.jpg)
- AST ASTT90 16080 plain bearings
- 180.0000 mm
- 24.00 mm
![AST AST20 WC14IB plain bearings](https://m.buc-usap.com/uploaded_images/d8852-ast-ast20-wc14ib-plain-bearings.jpg)
- AST AST20 WC14IB plain bearings
- 68 mm
- 41.8 kN
![Toyana TUP1 10.20 plain bearings](https://m.buc-usap.com/uploaded_images/d8848-toyana-tup1-10-20-plain-bearings.jpg)
- Toyana TUP1 10.20 plain bearings
- 8.100 kN
- 8 900 min-1
![AST AST40 1015 plain bearings](https://m.buc-usap.com/uploaded_images/d8853-ast-ast40-1015-plain-bearings.jpg)
- AST AST40 1015 plain bearings
- 11700 N
- 85.0000 mm
![20 mm x 35 mm x 16 mm ISO GE 020 ES-2RS plain bearings](https://m.buc-usap.com/uploaded_images/d8855-20-mm-x-35-mm-x-16-mm-iso-ge-020-es-2rs-plain-bearings.jpg)
- 20 mm x 35 mm x 16 mm ISO GE 020 ES-2RS plain bearings
- 118 mm
- 2.5 mm
![60 mm x 150 mm x 37 mm LS GX60T plain bearings](https://m.buc-usap.com/uploaded_images/d8846-60-mm-x-150-mm-x-37-mm-ls-gx60t-plain-bearings.jpg)
- 60 mm x 150 mm x 37 mm LS GX60T plain bearings
- 33.00 mm
- Snap-Ring
![AST AST50 04IB04 plain bearings](https://m.buc-usap.com/uploaded_images/d8852-ast-ast50-04ib04-plain-bearings.jpg)
- AST AST50 04IB04 plain bearings
- 436 mm
- 0.29