We are always getting more parts in from many sources. If the part you are looking for is not available when you are looking, check back in a couple weeks to see if that has changed.
As for part 272740, I was able to find one that was not part of the inventory. If you call our order line at 866-686-7424 and ask them to place the order as sku #: 9999999 Cost: $4.60 and it is located in Location: D2K1H09J.
Thank you. I will order it.