DIN ISO 2768

Maryland Metrics Technical Data Chart: General Tolerances to DIN ISO 2768 T1 and T2

? The latest DIN standard sheet version applies to all parts made to DIN standards. ? Variations on dimensions without tolerance values are according to \GENERAL TOLERANCES FOR LINEAR AND ANGULAR DIMENSIONS (DIN ISO 2768 T1)

LINEAR DIMENSIONS:

Tolerance class Permissible deviations designation (description) in mm for ranges in nominal lengths f (fine) m (medium) c (coarse) v (very coarse) 0.5 up to 3 ±0.05 ±0.1 ±0.2 - over 3 up to 6 ±0.05 ±0.1 ±0.3 ±0.5 over 6 up to 30 ±0.1 ±0.2 ±0.5 ±1.0 over 30 up to 120 ±0.15 ±0.3 ±0.8 ±1.5 over 120 up to 400 ±0.2 ±0.5 ±1.2 ±2.5 over 400 up to 1000 ±0.3 ±0.8 ±2.0 ±4.0 over 1000 up to 2000 ±0.5 ±1.2 ±3.0 ±6.0 over 2000 up to 4000 - ±2.0 ±4.0 ±8.0

EXTERNAL RADII AND CHAMFER HEIGHTS

Tolerance class Permissible deviations designation (description) in mm for ranges in nominal lengths f (fine) m (middle) c (coarse) v (very coarse) 0.5 up to 3 ±0.2 ±0.2 ±0.4 ±0.4 over 3 up to 6 ±0.5 ±0.5 ±1.0 ±1.0 over 6 ±1.0 ±1.0 ±2.0 ±2.0

ANGULAR DIMENSIONS

Permissible deviations in degrees and minutes for ranges in nominal lengths up to 10 over 10 up to 50 over 50 up to 120 over 120 up to 400 over 400 Tolerance class designation (description) m (middle) c (coarse) f (fine) v (very coarse) ±1o ±1o ±1o30' ±3o ±0o30' ±0o30' ±1o ±2o ±0o20' ±0o20' ±0o30' ±1o ±0o10' ±0o10' ±0o15' ±0o30' ±0o5' ±0o5' ±0o10' ±0o20'

GENERAL TOLERANCES FOR FORM AND POSITION (DIN ISO 2768 T2)

STRAIGHTNESS AND FLATNESS Ranges in nominal lengths in mm up to 10 over 10 up to 30 over 30 up to 100 over 100 up to 300 over 300 up to 1000 over 1000 up to 3000

PERPENDICULARITY

Ranges in nominal lengths in mm up to 100 over 100 up to 300 over 300 up to 1000 over 1000 up to 3000 SYMMETRY

Ranges in nominal lengths in mm up to 100 over 100 up to 300 over 300 up to 1000 over 1000 up to 3000 RUN-OUT Tolerance class K 0.2 all dimensions in mm

Tolerance class K L 0.6 0.6 0.6 1 0.8 1.5 1 2 Tolerance class K L 0.4 0.6 0.6 1 0.8 1.5 0.8 2 Tolerance class H K 0.02 0.05 0.05 0.1 0.1 0.2 0.2 0.4 0.3 0.6 0.4 0.8 L 0.1 0.2 0.4 0.8 1.2 1.6 H 0.2 0.3 0.4 0.5 H 0.5 0.5 0.5 0.5 H 0.1 L 0.5 Phones: (800) 638-1830 or (410) 358-3130 are available Monday-Friday 8:30 AM to 5:30 PM Eastern time.

Faxes: (800) 872-9329 or (410) 358-3142 & E-mail are available anytime.

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