Part Number 100307 having (CAGE Code 1PAM0) and FSC 5960 Electron Tubes and Associated Hardware in stock with ready to ship. Get an instant quote for 100307 Retainer Electron Tube by Davco Mfg Corp. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.