NPT / NPTF

GO / NO-GO

NPT / NPTF pipe thread plug gages G-GR-LD are designed to inspect the pitch diameter and functional thread for internal-thread components. All plug gages are available with Certificate of Accuracy documentation.

• NPT gage dimensions according to ANSI/ASME B1.20.1
• NPTF gage dimensions according to ANSI/ASME B1.20.5
• Short form certificate is supplied at no additional charge
• Long form certificate is available on request
• Manufactured with hardened tool steel for durability
• A cleansing channel is ground into the GO side to eliminate thread damage from dirt and grime
• Gages have a recessed minor thread diameter for safe functionality
• Knurled handle for maximum gripping ability and safety
• Gage handles have a double surface for marking leaving ample space for custom marking
• Reduced thread start diameter construction for easy insertion

NPT / NPTF Products

NPT - L1

NPTF - L1+L3