The U.S. Coast Guard is seeking quotations for 100 proximity switches (part NI15-P30-RZ3X-B2131) used on the RHIB launch recovery system door. Each item must be individually packaged and marked per strict military standards, with failure to meet these requirements resulting in rejection and payment delays. The contract will be awarded as a firm fixed price, lowest price technically acceptable, on an all-or-none basis. No specific budget amount or location for performance of services is mentioned in the description. Offerors must be registered in SAM and submit their quotations by the specified closing date.