FPRS10 - Diaphragm spring - 'W' Type Fuel/Vacuum pumps - Fuel side

Fuel side diaphragm spring - usually purchased with fuel pump repair kit BD54 (Ford PN E195-Z-1) for WE, WG and W Vacuum pumps. 23.5mm OD, 51mm long, 1.5mm wire diameter. Spring Retainer is FPRRET3B.