7311ACDB Angular Contact Ball Bearing Specifications
Bore d (mm)
55
Outer D (mm)
120
Width B (mm)
58
Dynamic rating Cr (kN)
143
Static rating Cor (kN)
126
Grease limit speed (r/min)
4000
Oil limit speed (r/min)
5000
Frequently Asked Questions / FAQ
How do I select the right fit for RAYSDE 7311ACDB?
For 7311ACDB we recommend shaft tolerance k6/m6 on the inner ring and housing tolerance H7/J7 on the outer ring. Proper fits prevent creep and extend service life.
What is the bore, OD and width of RAYSDE 7311ACDB?
Bore d = 55 mm, outer diameter D = 120 mm, width B = 58 mm — fully compliant with ISO/DIN standard envelope dimensions.
What is RAYSDE 7311ACDB made of and what certifications apply?
Manufactured from hardened GCr15 bearing steel with ISO 9001 / IATF 16949 controlled processes; available with OEM branding or as a neutral RAYSDE part.
Do you supply CAD or DXF drawings for RAYSDE 7311ACDB?
Yes — 2D drawings, 3D models and full specification sheets are available on request; bulk and customized (non-standard) orders are supported.