GRACO 150287 - 3/8" NPT(F) to 1/4" NPT(M) Adapter Coupling, 1/4 NPT(M) to 3/8 NPT(F)

GRACO pipe adapter fitting that converts between different NPT thread sizes, enabling connection of 3/8 NPT female threaded components to 1/4 NPT male threaded equipment. Essential for creating secure, leak-proof connections in spray finishing and fluid handling systems.

Specifications

• Thread: 1/4 NPT male to 3/8 NPT female

Features

• Converts 1/4 NPT male thread to 3/8 NPT female thread
• Pipe adapter fitting for threading compatibility
• Enables connection between different thread sizes
• Part of GRACO's finishing accessories line

Applications

• Spray finishing systems
• Paint equipment connections
• Fluid handling systems
• Equipment adaptation and retrofitting

Compatible Equipment

• 222073 - Fire-Ball 300 Series 50:1 120 lb. Grease Pump Stationary Supply Topper-Inductor Package, Topper Unit
• Wishbone Support Assembly 204461

Related Parts

• 150171 - Adapter Pipe hex
• 159840 - Adapter, 1/4NPT Fem X 1/8NPT
• 156580 - Adapter, 1/8 NPT(M) to 3/8 NPT(F), 3/8" OD
• 159842 - 1/2" NPT(F) to 1/4" NPT(M) Adapter Coupling, 1/4 NPT(M) to 1/2 NPT(F)
• 150286 - Pipe Adapter Fitting, 3/8 NPT(M) to 3/8 NPT(F)
• 156022 - Pipe Adapter Fitting, 3/8 NPT(M) to 1/2 NPT(F)
• 168595 - Pipe Adapter Fitting, 1/2 NPT(M) to 3/4 NPT(F)
• 161028 - Rod, Vent Jack Screw
• 161107 - Sleeve Locking Nut
• 169971 - Air Line Fitting, 3/8 NPT(M)

Listed under Pipe Adapters category in the Hoses, Fittings, Swivels and Gauges section of GRACO finishing accessories Listed as part of Model 222073 Topper Unit assembly. Reference number 89 in the assembly diagram.

Reference Manuals

• 345020 (Page 76) Finishing Accessories
• 306523 (Page 7) 50:1 Fire-Ball, 120-LB Drum Size Topper Units
• 306556 (Page 23) Topper Units
• 308795 (Page 2) 239935 RoadLazer 55-Gallon Agitator Kit
• 308796 (Page 2) 239934 RoadLazer Husky 515 Transfer Kit