GEAR (21 teeth idler) 9P6594 - Caterpillar

Electric Power GenerationC175-16 GEN SET (S/N: WYB1-2072)EngineC175-16 (S/N: 3A91-136; M6A1-1022; Y3A1-137; M6B1-1010; WYC1-2011; P6L1-1121; P5P1-1002; KWT1-134; R1X1-113)C175-20 (S/N: BXR1-1932)Description Of Change: The new flow limiter includes improvements to the internal spring and shim for more robustness.Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.The new 506-0092 Limiter Kit replaces the previous 415-2482 Limiter Kit.
Illustration 1 g06213158The previous 415-2482 Limiter Kit received an ICA to improve the part that went into production in the 44 week of 2015.The best way to check if the flow limiter was produced before the improvement is by using the manufacturing date that is stamped on the bottom. Illustration 1 shows an example of the stamp on the bottom of the flow limiter. The four digits prior to the hyphen identify the year and week the part was manufactured. In Illustration 1 the part was produced in the 14 week of 2009.