Pneumatics & Hydraulics Std. threaded fittings Threaded fittings in many varieties nickel-plated brass as standard Nipple 1105 - 1112 Thread enlarger 1115 - 1120 Sleeve 1125 - 1126 Thread reducer 1140 Plug 1149 F/F elbow 1200 M/F thread elbow 1205 M/M elbow 1210 F/F/F tee 1220 M/M/M tee 1230 F/M/F tee 1240