M18 x 1.5 to 3/8 NPT Thread Adapter: Carbon Steel

w/ Trivalent Chromate Zinc Plating

CNC Machining 304 Stainless Steel M18 X 1.5 Bung Thread O2 Oxygen Sensor Test Pipe Extension Extender Adapter - China CNC Machining Parts, Stainless Steel

Moroso FITTING, PLUG, STEEL, M18 X 1.5, OXYGEN SENSOR

Find Industrial Pipe Adapter: 9/16-18 x M16 x 1.5 Male Thread, MJIC x Male Metric at MSC Industrial Supply, serving the metalworking, safety, and MRO

Industrial Pipe Adapter: 9/16-18 x M16 x 1.5 Male Thread, MJIC x Male Metric

Steel DN 12.5 Hydraulic Coupling Plug M18x1.5 Female Threads ISO 14541 D M36 x 2

Weld O2 Sensor Bung 18mm x 1.5 M18 X 1.5 Mild Steel Nut Fitting

male M18 P1.5 M18 * 1.5 M18 x 1.5 to -10an an10 an-10 male adaptor adapter Fitting - AliExpress

M18 x 1.5 (male) to 3/8 NPT (male) Thread Adapter: 316 Stainless Steel

Find Industrial Pipe Adapter: 3/4-16 x M18 x 1.5 Male Thread, MJIC x Male Metric at MSC Industrial Supply, serving the metalworking, safety, and MRO

Industrial Pipe Adapter: 3/4-16 x M18 x 1.5 Male Thread, MJIC x Male Metric

HPS Performance Stainless Steel Magnetic Oil Drain Plug Bolt

Voss - Industrial Pipe Adapter: 3/8″ Female Thread, M18 x 1.5 Male Thread, Male Metric x FNPT - 84433507 - MSC Industrial Supply

T7Design AN08 to M18 x 1.5mm Metric Straight Adapter

15.117-8-6 Aeroquip by Danfoss Metric 60° (DIN 7631)/37° Flare Adapt — HoseWarehouse

Thickened High Pressure 304 Stainless Steel Pressure Gauge Adapter Pressure Gauge Pipe Fittings M14*1.5 M16*1.5 M18*1.5 NPT - China Parker Tube Fittings, Hydraulic Tube Fittings

Everbilt 3/8 in. Barb x 1/2 in. MIP Brass Adapter Fitting 800179 - The Home Depot

Mobile Parking Sensor Fitting Automobile Modification Accessories Oxygen Sensor Filter Joint Adapter M18 * 1.5 With Filtering Net From Blake Online, $2.38