FIREWALL GP 8Y5230 - Caterpillar

Illustration 1 g03276516
Manufacturer date code on fuel priming pump assembly. Date code "TJS": T = 2012, J = September, S = 17
Table 1
Year     Month     Day    
1995 = A     January = A     1 = A    
1996 = B     February = B     2 = B    
1997 = C     March = C     3 = C    
1998 = D     April = D     4 = D    
1999 = E     May = E     5 = E    
2000 = F     June = F     6 = F    
2001 = G     July = G     7 = G    
2002 = H     August = H     8 = H    
2003 = J     September = J     9 = J    
2004 = K     October = K     10 = K    
2005 = L     November = L     11 = L    
2006 = M     December = M     12 = M    
2007 = N     -     13 = N    
2008 = P     14 = P
2009 = Q     15 = Q
2010 = R     16 = R
2011 = S     17 = S
2012 = T     18 = T
2013 = U     19 = U
2014 = V     20 = V
2015 = W     21 = W
2016 = X     22 = X
2017 = Y     23 = Y
2018 = Z     24 = Z
-     25 = 1
26 = 2
27 = 3
28 = 4
29 = 5
30 = 6
31 =7