3/8 FNPT x 1/4 MNPT Hose Fitting Adapter — Milton® Industries Inc.

Pipe Fittings & Accessories - Robidoux Inc

S-763-1 HI-FLO V-STYLE 3/8'' FNPT ST - Sadler Power Train Inc

1/4 Air Hose Y Splitter Two 1/4 MNPT Couplers and One 1/4 Industrial Plug

Milton Industries, Inc. 3/8 in. MNPT M Style Coupler S-719 - The Home Depot

DC1 Dixon Valve Brass Air Chief Automotive Interchange Quick-Connect C — HoseWarehouse

1/4 x 3/8 Hose I.D. x Male NPTF Rigid Hose Barb Adapter Solid Brass – Robidoux Inc

Milton Industries S-224 G Style-3/4-Inch to 1/2-Inch Reducer Kit, 5-Piece : : Tools & Home Improvement

3/8 MNPT 3/8 ID Hose End Fitting Milton Industries — Milton® Industries Inc.

Re-usable Brass Male Air Hose End 1/4 In NPT, Milton Industries

Milton Industries Load Genie 1/4 FNPT In 1/4 M 1098-4

Safety Couplers — Milton® Industries Inc.

Universal Coupler, 1/4 in x 1/4 in MNPT

Pipe Fittings & Accessories - Robidoux Inc

Assemble new hoses or replace old fittings on hoses when reduction in pipe size is required 3/8 Female national pipe thread on one end, 1/4 Male

MILTON S-653-2 3/8 FNPT x 1/4 MNPT Hose Fitting Adapter - Pack of 2