# SAM #N4215827QN004 Sole-source calibration and repair services for Rohde & Schwarz standards **Buyer:** Norfolk Naval Shipyard **Posted:** November 13, 2026 **Respond By:** November 20, 2026 **Identifier:** N4215827QN004 **NAICS:** 811210, 811219, 541380 The U.S. Navy’s NAVSEA Norfolk Naval Shipyard seeks calibration and repair services for its Rohde & Schwarz standards. - **Government buyer:** Department of the Navy / U.S. Navy, NAVSEA, Norfolk Naval Shipyard, Code 137. - **OEM and intended sole-source vendor:** **Rohde & Schwarz**; the notice identifies Rohde & Schwarz USA, Inc. as the intended vendor. Competitive offers will not be accepted. - **Requested services:** Calibration and repair of Code 137/950 Rohde & Schwarz standards. No quantities, equipment models, or service part numbers are specified. - **Requirements:** Work must meet Navy METCAL and NAVSEA requirements, including traceability to an approved standards source and the National Research Council, and compliance with ANSI/NCSL Z540-1. Calibration must achieve a Test Accuracy Ratio or Test Uncertainty Ratio of at least 4:1, or a False Accept Risk of no more than 2%, and certificates must report as-found and as-left measurements. - **Restrictions and repairs:** Alternate vendors and deviations require NNSY Code 137.2 approval. If repairs are needed, the contractor must provide a cost breakdown; repairs require separate funding and authorization before work begins. - **Period of performance:** 364 days from award. ### Description

The objective of this task is to have the vendor, Rohde & Schwarz (OEM), perform calibration/repair services for Code 137/950 Rohde & Schwarz Standards. Competitive offers will not be accepted.

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