The U.S. Defense Logistics Agency Troop Support Medical awarded a $139,967.70 firm-fixed-price purchase order contract to On Site Gas Systems Inc., a self-certified small disadvantaged business manufacturer based in Newington, Connecticut. The contract is to provide two generating and charging units, National Stock Number 3655016875441, within 30 days of award. This contract award is associated with a larger Indefinite Delivery Contract, valued at $108,214,429.80, which was previously awarded to On Site Gas Systems Inc. for the procurement of noncommercial medical equipment, including oxygen generators, portable oxygen generators, and related accessories, to support the Defense Logistics Agency Troop Support Medical's Noncommercial Medical Equipment Program. The current contract award was set aside for small businesses.