4" SCHEDULE 120 PIPE CAP, QWIK-HIGH PRESSURE EXTERNAL CLOSURE, MUST BE STAINLESS STEEL. PIPE OD 4.5" NOMINAL. F PORT IS TO BE SAE J1926-1-9/16-18UNF.
IN ACCORDANCE WITH ATTACHED SPECIFICATION SHEET
Eric G-G Aberle, Phone 2074386792, Email eric.aberle@navy.mil