BULKHEAD FITTING ASSEMBLY

The present disclosure is directed to an apparatus. The apparatus can include a first fitting having a first mating portion and a second fitting having a second mating portion. The first fitting can couple with a portion of a first fluid line. The first fluid line can be at least partially internal to a battery pack. The second fitting can couple with a portion of a second fluid line. The second fluid line can be at least partially external to the battery pack. The second mating portion of the second fitting can engage with the first mating portion of the first fitting to fluidly couple the first fluid line with the second fluid line.