The bottom of the module.
The black hose on my pump was quite twisted and kinked. It is hard to see from this photo. But, my hose is kinked enough to reduce the allowable flow of fuel at least 30%.
Add a little more bend and you get NO flow.
The pump.
The nomenclature on the pump is not a serial number or anything like that. It is a manufacturers number and cannot be crossreferenced (I tried).