20 Section – Plumbing Supplies To be used only for sales to departments within the University of Maine System 20-57350 A/S: #18 O-RING #7240 G NO. 29 7274 EA 20-56940 A/S: ASSY, LH COLD #72951-17 SEX.#73239 EA 20-56905 A/S: ASSY, RH HOT SEX#073221 A/S#72950-17008 EA 20-57250 A/S: ASSY, STEM #3468-09 COMB. HOT+ COLD KIT PR