plain bearings
Function Plain bearings support and guide moving components inside the engine. Their primary purpose is to facilitate the virtually wear-free rotation of these components. Plain bearings comprise one or two bearing shells which are locked firmly in place in the bearing seat. The bearing shells wrap around the rotating shaft at the bearing journals.The wear on a plain bearing engine occurs when the engine is first started. On startup there is no oil flow or oil pressure so there is a minute amount of wear before the oil pressure comes up. Plain Bearings with no bushing are usually used for the camshaft in the cylinder head. There are several ways they are used.
Plain Bearings. The earliest blocks used plain bearings, but they have slowly given way to higher-performing bearings. Plain bearings have the least number of moving parts. A long lifespan and low maintenance with heavy load applications are the main benefits of plain bearings.
- AST SIZP25S plain bearings
- NJ2228-E-MA6+HJ2228-E
- 140x250x68
- INA GE300-DO-2RS plain bearings
- 4T-L45449/L45410
- 29x50.292x14.224
- 70 mm x 105 mm x 49 mm SKF GE 70 ES-2LS plain bearings
- 68/850
- 850x1030x82
- 45 mm x 68 mm x 32 mm ISO GE 045 ES-2RS plain bearings
- 231/560 EKW33+OH31/560
- 530x920x280
- 14 mm x 16 mm x 17 mm SKF PCMF 141617 E plain bearings
- 6419
- 95x240x55
- 6 mm x 18 mm x 6 mm NMB RBT6E plain bearings
- NN3056K
- 280x384x106
- Timken 25SF40 plain bearings
- 6420
- 100x250x58
- 57,15 mm x 61,913 mm x 50,8 mm SKF PCZ 3632 E plain bearings
- NN3011-AS-K-M-SP
- 55x90x26
- 44,45 mm x 71,438 mm x 38,887 mm LS GEZ44ES plain bearings
- 68/950
- 950x1150x90
- AST AST850SM 2220 plain bearings
- 6804LLUNR
- 20x32x7
- 4,83 mm x 14,29 mm x 7,14 mm LS GEFZ4C plain bearings
- 6307-RS
- 35x80x21
- 82,55 mm x 130,175 mm x 72,238 mm LS GEZ82ES plain bearings
- 6803ZZ
- 17x26x5