Opportunity
SAM #CM26070010
DLA Land and Maritime Solicits Seal, Plain (NSN 5330-00-631-6649) for Long-Term Supply
Buyer
DLA Land and Maritime
Posted
April 26, 2026
Respond By
May 02, 2026
Identifier
CM26070010
NAICS
339991
DLA Land and Maritime is seeking qualified vendors for a long-term supply contract for Seal, Plain (NSN 5330-00-631-6649): - Government Buyer: - Defense Logistics Agency (DLA) Land and Maritime, Columbus, Ohio - OEMs and Approved Sources: - The Timken Corporation (part number 315158) - Randall MFG CO INC (part number D11708-25-11) - Basic Rubber and Plastics Co. (part number 67A314C133) - PDI Ground Support Systems, Inc. (part numbers 315138, 31518, 6311, 9-10-C-104, AG7135E, AN10498) - Products Requested: - Seal, Plain (NSN 5330-00-631-6649) - Multiple approved part numbers from listed OEMs - Estimated annual demand: 15,721 units - Notable Requirements: - Vendors not currently approved must submit a Source Approval Request (SAR) package to demonstrate manufacturing capability and quality equivalent to OEMs - Market research is being conducted; vendors must complete and submit questionnaires and spreadsheets as part of the qualification process
Description
DLA Land and Maritime is preparing to solicit a long-term contract (LTC) for the below NSN. The purpose of this notice is to identify qualified vendors capable of manufacturing or distributing the item in accordance with the listed requirements.
Sources interested in submitting a proposal on the upcoming solicitation should complete the attached Market Research Questionnaire and Spreadsheet.
National Stock Number (NSN): 5330-00-631-6649
Item Name: Seal, Plain
AMC: 1
AMSC: Z
NAICS: 339991
Unit of Measure: EA
Estimated ADQ: 15,721
Approved Source: The Timken Corporation
Cage: 60038
Part Number: 315158
Approved Source: Randall MFG CO INC
Cage: 83790
Part Number: D11708-25-11
Approved Source: Basic Rubber and Plastics Co.
Cage: 6K404
Part Number: 67A314C133
Approved Source: PDI Ground Support Systems, Inc.
Cage: 0W357
Part Number: 315138
Part Number: 31518
Part Number: 6311
Part Number: 9-10-C-104
Part Number: AG7135E
Part Number: AN10498
Manufacturers wishing to be reviewed and qualified as an “Approved Source”, must submit an application package through the DLA Land and Maritime Alternate Offer/Source Approval Request (SAR) Program. A SAR package contains all technical data needed to demonstrate the prospective contractor can competently manufacture the product to the same level of quality or better than the Original Equipment Manufacturer (OEM). The onus is on the contractor to document and demonstrate their product is equal to, or better, than the currently approved item which DLA Land and Maritime is procuring.
For further information on Alternate Offers/SAR, please reference the following DLA Land and Maritime web page https://www.dla.mil/LandandMaritime/Business/Selling/Alternate-Offers/. Detailed information on Alternate Offer and Source Approval Request, including technical data package submission can be found in the “Source Approval Request” information section, near the bottom of the Value Management Unit page. This section includes a detailed explanation of the information and format necessary for a SAR and for the SAR approval process.
Submit the Market Research Questionnaire and Spreadsheet to Kimberly Pozderac at kimberly.pozderac@dla.mil, by Friday May 1, 2026.
Thank you in advance for your assistance,
Kim Pozderac
Contract Specialist
Strategic Acquisition Programs Directorate, ZCB
DLA Weapons Support (Columbus)