4010 3P pioneer hyd male coupler "0" School of Physics. One New Aftermarket Replacement Pioneer Style Hydraulic Male Tip Coupler 4000 Series, 3 8" NPTF This Pioneer pattern 4000 Series hydraulic male tip (nipple) is a universal fit quick disconnect coupler used on tractors, agricultural equipment, hydraulic loaders, add on hydraulic circuits, snow plow attachments, and general mobile hydraulic equipment. The poppet valve design provides double shut off during connection and disconnection. Compatible with Parker Pioneer 4000 Series and 4200 Series female couplers, and interchangeable with other couplers complying with ISO 5675 agricultural style specifications. Not for use under pressure. Specifications Coupling Half: Male Nipple (Male Tip) Series: Pioneer 4000 Series Body Size: 3 8 in. Connection Type: Female NPTF Thread Size: 3 8" 18 NPTF Valve Type: Poppet Sleeve Style: Manual Sleeve Rated Pressure: 3,000 PSI Rated Flow: 6 GPM Overall Length: 1. 60 in. Exposed Length: 0. 80 in. Hex Size: 0. 94 in. Largest Diameter: 1. 08 in. Material: Steel Seal Material: Nitrile Standard: ISO 5675 Compatible Applications Universal fit Pioneer pattern ISO 5675 male tip. Compatible with: Tractors and agricultural equipment, hydraulic loaders, add on hydraulic circuits, hydraulic tools, snow plow attachments, construction equipment, forestry machinery, and general mobile hydraulic systems requiring a 3 8" Pioneer style male tip coupler. Connects with Pioneer 4000 Series and 4200 Series female couplers. Interchangeable with all ISO 5675 compliant female couplers from major manufacturers. Replaces Part Number(s): 4010 3P, 4010 3P A New aftermarket replacement part not remanufactured, not used.