NASA Stennis Space Center has a requirement for Tubing Fittings & installation Hardware. See the attached SOW and RFQ Document for full specifications required to fulfill the order. All items requeste... NASA Stennis Space Center has a requirement for Tubing Fittings & installation Hardware. See the attached SOW and RFQ Document for full specifications required to fulfill the order. All items requested in the SOW must be listed on the offer to be considered for award. Partial quotes will not be accepted. Offer must include all applicable shipping costs.