d - 4 mm
D - 13 mm
B - 5 mm
D1 - 10,5 mm
Da max - 11,2 mm
d1 - 7 mm
da min - 5,8 mm
ra max - 0,2 mm
rmin - 0,2 mm
m - 0,0030 kg / Weight
Cr - 1380 N / Dynamic load rating (radial)
C0r - 485 N / Static load rating (radial)
nG - 72000 1/min / Limiting speed
nB - 46500 1/min / Reference speed
Cur - 24,6 N / Fatigue limit load, radial
Main dimensions to DIN 625-1
Hot number:KOYO 7321 C KOYO 7210 AC/DB NSK 21318 CC TIMKEN 32220 OKB 502318EH ISO 61964 AST ASTT90 17060 NSK FJLTT-3026 ISO GE 480 QCR ISO NJ2996 FYH UCP208 NACHI UCT209 KAYDON KD-40ARO SKF 7019 CD/P4AH1 NOK TB 70 92 14 NBR