Products Precision Ball

DIN 5401 STANDARDS (GERMANY)


DIN 5401
GRADE

ROUNDNESS

µm
LOT DIAMETER
VARIATION
µm
BASIC DIAMETER
TOLERANCE
µm
 
I 0,25 0,50 ±10,25 0,50
II 0,50 1,00 ±10,50 1,00
III 1,00 2,00 ±11,00 2,00
IV 2,00 4,00 ±14,00 4,00
V 25,00 50,00 ±75,00 50,00
VI - 400,00 ±200,00 -

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