Pump Repair Kit
Diaphragm Pump Repair Kit, Check Ball Material PTFE, Compatible with Grainger Part Number 2P774, 4GY45, Compatible with Manufacturer Part Number 6661A3-244-C, 6661A3-344-C, 6661A3-844-C, 6661A4-444-C, 6661AF-344-C, 6661AG-444-C, 6661AJ-344-C, 6661AK-444-C, 6661AL-344-C, 6661AP-344-C, 6661AT-344-C, 6661B3-344-C, 6661B4-444-C, 6661BF-344-C, 6661BG-444-C, 6661BJ-344-C, 6661BK-444-C, 6661BL-344-C, Diaphragm Material PTFE, Number of Check Balls 4, Number of Diaphragms 4, Number of O-Rings 17.