This is to certify that the CAPI Type A, B & C Dual Seals have been qualification tested in accordance with API 682 requirements. API-682-SQT-Pack_CAPI-Type-A-Dual.pdf API-682-SQT-Pack_CAPI-Type-B-Dual.pdf API-682-SQT-Pack_CAPI-Type-C-Dual.pdf Related Products Pages Dual Mechanical Seal – Oil & Gas