Inch Lock Nuts, All Metal (Three Optional Methods) - New Holland Auto Command T7.220 Service Manual

Inch Lock Nuts, All Metal (Three optional methods)

Grade Identification
Grade Corner Marking Method (1)
Grade A No Notches
Grade B One Circumferential Notch
Grade C Two Circumferential Notches
INTRODUCTION
4
20090268
Flats Marking Method (2)
No Mark
Letter B
Letter C
47524331 18/04/2013
16
Clock Marking Method (3)
No Marks
Three Marks
Six Marks