This is a Sources Sought Notice for market research on a specific fluid filter element, currently manufactured by Pti Technologies Inc. and Textron Aviation Inc. The notice is for informational purposes only and does not constitute a solicitation or a government commitment. Interested parties capable of manufacturing or legitimately obtaining the item are invited to respond to demonstrate their qualifications. To become an approved source, companies must submit a Source Approval Request (SAR) package to the DLA Weapons Support SAR Program Office. Responses are voluntary, and no funds are available to pay for preparation of responses.