d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

Angle (α) - 15 °

a - 26.7 mm

r min. - 1.1 mm

r1 min. - 0.6 mm

da min. - 112 mm

Da max. - 138 mm

ra max. - 1 mm

Weight - 0.810 Kg

(Grease) Lubrication Speed - 6700 r/min

(Oil) Lubrication Speed - 8800 r/min

Calculation factor (f0) - 16.4

• Model Number: 7921C
• Inner Diameter：105mm Outer Diameter：145mm Width：20mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-16
• Application:journal lathe,other rubber,Leather Products,quality inspection equipment,organic raw materials,chamfering machine etc,Microwave Equipment,shaft milling machine,metal mold,chromatography,lifting tackle
• Similar models:CYSD 7921CDT NTN 7921CDB/GLP4 CYSD 7921 NTN 7921 NSK 7921A5 NSK 7921C KOYO 7921C CYSD 7921DT NTN 5S-7921UADG/GNP42 KOYO 7921CPA
• BEARING POWER International Trading Co.,Ltd. specialize in 7921C products，there is large inventory of KOYO 7921C . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 7921C Which KOYO 7921C 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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