31--BEARING,BALL,ANNULA
This is a U.S. Navy procurement for the manufacture and delivery of Annular Ball Bearings (NSN 3HD 3110 009987775NT) that must adhere to military specification MIL-B-17931E for quiet operation. The item is a commercial product and is on the Qualified Products List (QPL), requiring the contractor to be a pre-approved source or to undergo an extensive qualification process. The delivery timeline is 180 days after receipt of order, and the contract includes an option for the government to increase the quantity by up to 180% via modification 180 days after award. The location for the required Government Production Lot Testing is the Naval Surface Warfare Center, Carderock Division in Bethesda, Maryland.