d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

Angle (α) - 25 °

a - 46 mm

r min. - 1,1 mm

r1 min. - 0,6 mm

da min. - 112 mm

db min - 112 mm

ra max. - 1 mm

Weight - 0,972 Kg

Basic dynamic load rating (C) - 48,5 kN

Basic static load rating (C0) - 54,5 kN

(Grease) Lubrication Speed - 4 400 r/min

(Oil) Lubrication Speed - 5 900 r/min

• Model Number: 7921
• Inner Diameter：105mm Outer Diameter：145mm Width：20mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-22
• Application:medical equipment,Broadcasting System,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,Embroidery,Animal Tracking,E Beauty,vertical processing,surgical instruments,Laser Cutting,electrocardiograph,tobacco machinery
• Similar models:NTN 7921C NTN 7921UADG/GNP42 CYSD 7921DB NTN 7921CDB/GLP4 CYSD 7921C KOYO 7921CPA NSK 7921C NTN 7921DF NTN 7921UCG/GNP42 CYSD 7921DF
• BEARING POWER International Trading Co.,Ltd. specialize in 7921 products，there is large inventory of NTN 7921 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 7921 Which NTN 7921 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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