John Guest Straight Adapter Check Valve: 3/8" Tube x 1/8" NPTF Male Connector

• John Guest Male Pipe Adapter, 3/8" Tube x 1/8" NPTF with Check Valve Insert
• Stainless Steel Check Valve Insert. Engraved: SK266-001 PNSF-51
• Meets NSF/ANSI standards 14, 51, and 61 for quality assurance
• Made of acetal copolymer plastic for low moisture absorption and high tensile and flexural strength

The Stainless Steel Check Valve Insert is assembled directly into the John Guest Male Pipe Adapter, 3/8" Tube x 1/8" NPT. Unlike a ball-type check valve, ours is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for positive seal.

Straight Adapter is John Guest PI011221S Tube 3/8" x 1/8 NPTF. Engraving reads: SK266-001 PNSF-51