Not trying to be flippant, but it looks like a call to the supplier. My Eaton Detroit Locker TrueTrac has a one year warranty. Hope you got it replaced quickly!
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Ric
2002 S-10, Daily Driver and autoX
1966 Chevelle MALIBU ( mine since 1971) Drag car converting to a track car!
Looks like the part in your hand broke out of the top item now in 6 pieces?
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'69 Trans Am clone under construction -still!
LS6 6speed
69 R/S Z28 Daytona Yellow 302
90 Formula / Firehawk clone
1999 Firehawk
1969 Chevelle SS 396