GM: 12663664
MATERIAL: 1018 (MODIFIED) STEEL PER SAE J403
:
EXCEPTION: Mn 0.5-0.9%
OR DIN EN 10084-1
CASE HARDENING DEPT 0, 4-0, 8
HEAT TREATMENT: LIQUID CARBURIZE/TEMPER
APPARENT SURFACE HARDNESS: HRC 51-57
APPARENT CORE HARDNESS: HRC 40 MAX
MAX MAGNETIC FIELD ALLOWABLE 5 GAUSS
UNLESS OTHERWISE SPECIFIED:
BASIC DIMENSIONS ARE OBTAINED FROM THE UG MATH MODEL;
1. WHEN RELATIONSHIPS BETWEEN FEATURES, CENTERLINES AND
CENTERPLANES ARE ESTABLISHED BY GEOMETRIC TOLERANCES.
2. WHEN THE FORM OF A FEATURE IS CONTROLLED BY A PROFILE TOLERANCE.
3. TO CONTROL THE LOCATION AND ORIENTATION BETWEEN DATUM TARGETS.
THE MATH MODEL MUST CORRESPOND TO THE DRAWING LEVEL SHOWN ON THIS
DOCUMENT.
ALL SURFACES TO HAVE FINISH OF 0.8 RA MAX.
ALL CORNER BREAKS 0.02-0.3
PART MUST BE FREE FROM BURRS, SHARP EDGES, AND RUST.
PARTS AS DELIVERED TO ASSEMBLY SHALL BE CLEAN AND FREE OF DEBRIS,
RESIDUAL ABRASIVE MATERIAL AND CORROSION PRODUCTS ADVERSELY
AFFECTING FUNCTION OR APPEARANCE.
RESTRICTED AND REPORTABLE SUBSTANCES PER GMW3059.
VIEWS AND SECTIONS ON THIS DRAWING ARE IN ACCORDANCE WITH GM DCS
SECTION C3
CLEANLINESS ACCORDING TO LEVEL 2
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