Description Product description Fixed bearing with angular-contact thrust ball bearing LGN Double-thrust series LGN-B-… Double-thrust, in pairs, series LGN-C-… Technical data Technical data for bearings Size C C0 MRb Rfb Rkl nmax Mass d0 x P N N Nm N/μm Nm/mrad rpm kg 20 x 5R 17900 28000 0.2 400 65 3500 0.27 30 x 5R/10R 42000 94000 0.45 1150 320 3000 0.75 39 x 5R/10R 47500 127000 0.75 1500 620 2200 0.98 48 x 5R/10R 66000 177000 0.9 1600 900 2000 1.25 Legend Symbol Description Unit d0 Nominal diameter P Lead (R = right-hand) C Dynamic load capacity N C0 Static load capacity N MRb Frictional torque of bearing with seal Nm Rfb Rigidity of the bearing (axial) N/μm Rkl Rigidity against tilting Nm/mrad nmax Limit speed (grease) min⁻¹ Fields of application Suitable for screw ends: Form 112 122 812 822 512 912 922 Dimensions 1) LGN-B-…with slotted nut NMA 2) LGN-C-…with slotted nut NMA Dimensions Size Dimensions Connection dimensions d0 x P d D B Da min. Da max. da min. da max. mm mm mm mm 20 x 5R 15 mm -0.01 45 mm -0.01 25 mm -0.25 32 35 20 31 30 x 5R/10R 20 mm -05 52 mm -0.01 56 mm -0.5 40 43 25 39 39 x 5R/10R 30 mm -05 62 mm -0.01 50 53 40 49 48 x 5R/10R 35 mm -05 72 mm -0.01 68 mm -0.5 59 62 45 58 Legend Symbol Description d0 Nominal diameter P Lead (R = right-hand) Project planning information Calculation Mounting Design notes, installation Downloads Planetary Screw Assemblies Manual | R320103883 | 2011-06-01 | English, French, German, Italian | PDF | 974k Product Groups: Linear Screw Assemblies Catalog screw assemblies Catalog | R999001185 | 2021-04-01 | English | PDF | 30.7MB Product Groups: Ball Screw Assemblies, Planetary Screw Assemblies Only available as PDF - Ball screw assemblies BASA/Planetary screw assemblies PLSA
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