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Norelem 23731 Plain bearings with collar
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En Famaga puede comprar Norelem 23731 Plain bearings with collar, al igual qu otras piezas
de la compañía Norelem con entrega por todo el mundo, incluso en su ciudad Dublin. Para solicitar precios, plazos de entrega
y otras características de producción de Norelem, por favor, rellene el formulario de retroalimentación o envíe la descripción de elementos necesarios
en el correo electrónico sales@famaga.us
Descripción
Plain bearings with collar of German company Norelem is manufactured of first-rate quality materials and is renowned for its exceptionally functional features and outstanding quality, evidenced by certificates ISO 9001 2008, RoHS, REACh and I-Q Net.Norelem offers a wide range of products which are suited for various applications. Brand products are used in machine building, plant engineering applications and other areas.Material:Base material, steel.Intermediate layer sintered bronze. Bearing surface PTFE.Version:Steel electro zinc-plated.Note:Maintenance-free rolled composite steel plain bearings particularly suitable for dry running. Also highly suitable for lubricated applications (oil lubrication). Very low wear and friction, no stick-slip effect. Suitable for rotary and oscillating movements, high chemical resistance, low water absorption.Technical data:Static load: max. 250 N/mm²Dynamic load: max. 140 N/mm²Friction coefficient, dry: 0.03 to 0.20Sliding speed, dry: max. 2 m/sSliding speed, oil lubricated: max. 5 m/sThermal conductivity: 42 W(m*K)-1Thermal expansion coefficient: 11*10-6 K-1Temperature range: -195°C to +280°CAssembly:The use of a suitable press mandrel is recommended to avoid damaging the bearing surface. The butt joint must be opposite the load zone. The bearing has an interference fit after installation. Gluing is possible but not required.Tolerances:Housing: Recommended tolerance H7.Surface finish Ra 0.8 to 1.6. Chamfer (press-in side 0.8 to 1.2 x 15°). Shaft: Recommended tolerance h8 to f7. For applications at a low speed and small loads drawn shafts with h9 can also be used. Shaft surface Ra 0.4 to 0.8 (preferably ground shafts) for drawn shafts Ra 1.6 to 3.2.Drawing reference:1) Butt joint
Order No. | D | D1 | D2 | L1 | L2 | R | CAD | Acc. | Order |
---|---|---|---|---|---|---|---|---|---|
23731-00400505 | 4 | 5,5 | 9 | 5,6 | 1 | 0,5 | |||
23731-00600807 | 6 | 8 | 12 | 7 | 1 | 1 | |||
23731-00801005 | 8 | 10 | 15 | 5,5 | 1 | 1 | |||
23731-00801009 | 8 | 10 | 15 | 9,5 | 1 | 1 | |||
23731-01001209 | 10 | 12 | 18 | 9 | 1 | 1 | |||
23731-01001212 | 10 | 12 | 18 | 12 | 1 | 1 | |||
23731-01201417 | 12 | 14 | 20 | 17 | 1 | 1 | |||
23731-01401617 | 14 | 16 | 22 | 17 | 1 | 1 | |||
23731-01501712 | 15 | 17 | 23 | 12 | 1 | 1 | |||
23731-01501717 | 15 | 17 | 23 | 17 | 1 | 1 | |||
23731-01601817 | 16 | 18 | 24 | 17 | 1 | 1 | |||
23731-01802012 | 18 | 20 | 26 | 12 | 1 | 1 | |||
23731-02002311 | 20 | 23 | 30 | 11,5 | 1,5 | 1,5 | |||
23731-02202521 | 22 | 25 | 32 | 21,5 | 1,5 | 1,5 | |||
23731-02502826 | 25 | 28 | 35 | 26,5 | 1,5 | 1,5 | |||
23731-03003430 | 30 | 34 | 42 | 30 | 2 | 2 | |||
23731-03503926 | 35 | 39 | 47 | 26 | 2 | 2 | |||
23731-04004426 | 40 | 44 | 53 | 26 | 2 | 2 | |||
23731-05005522 | 50 | 55 | 65 | 22 | 2,5 | 2 |
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Norelem