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NSK bearing pre-code and post code
Source: China Bearing Network Time: 2018-07-24
/*250*250 was created on 2017/12/25*/ var cpro_id = 'u3171089'; |
HR high load tapered roller bearings; example: HR 30207 J
Deep groove ball bearings with flanged outer ring of MF specific dimensions (for inner diameter <10mm); example mf 52
MR specific dimensions deep groove ball bearings (for inner diameter <10mm); example MR 31
Rear code 1, internal layout CA with brass solid cage CD with stamping cage high load spherical roller bearing E high load cylindrical roller bearing H high load thrust spherical roller bearing 2, data g ferrule; The body is carburized steel h ferrule; the rolling body is stainless steel 3, cage M copper alloy solid cage T synthetic resin cage W stamping cage V without cage 4, sealing ring, dust cover Z, ZS side with steel plate Dust cover ZZ, ZZS on both sides with steel dust cover D, DU One side with touch rubber seal DD, DDU on both sides with touch rubber seal V One side with non-touch rubber seal VV One side with non-touch rubber Seal ring 5, ferrule shape K tapered hole; taper 1:12
K30 tapered hole; taper 1:30
E ferrule has cut or oil hole E4 Oil groove on outer ring, oil hole N Outer ring outer diameter with stop groove NR Outer ring outer diameter with stop groove, stop ring 6, cooperation and gasket DB back to back pair Device DF face-to-face paired device DT series paired device + K outer ring with pad + L inner ring with pad + KL inner ring, outer ring with pad H adapter sleeve layout code AH open sleeve layout code HJ L-shaped gear ring layout code 7, special standard X26 operating temperature constraint below 150 ° C X28 operating temperature constraint below 200 ° C X29 operating temperature constraints below 250 ° C S11 spherical roller bearings; operating temperature constraints below 200 ° C
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