Description Manuals Videos Articles Clemco #02667 Clemco SG-300 Suction Gun replacement Lock Nut. Item # 6 Related Parts (5) Parts Included (5) MQV Nut, knob housing #22762 $36.86 513 1" Lock Nut #11917 $2.38 1053 Suction body nut #02664 $23.00 1318 Exhaust Muffler Guide with Nut #22344 $10.67 232 Nut, Nylon Locking, 8-32 #05815 $1.46 235 Customers Also Viewed 1/2" Compression Bushing Coupling #11086 $44.62 1/4" NPT Check Valve #28557 $66.93 3/4-NPT Ball Valve w/Handle #28551 $46.56