This procurement is for 42 units of a torsion spring (NSN 5360001760851), with delivery required within 5 days after order to Corpus Christi, Texas. The contract is a request for quote (RFQ) with electronic submission required, and no hard copies or specifications are available. Approved sources are limited to three specific manufacturers and part numbers. No budget amount is specified. All responsible sources may submit a timely quote for consideration.