UNC 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.
Gage dimensions according to ANSI/ASME B1.2
Short form certificate is supplied at no additional charge
Long form certificate is available on request
Thread gages are for UNC - 2B class of fit
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
NO-GO side is clearly marked with a Red ring
Gage handles have a double surface for marking leaving ample space for custom marking
Reduced thread start diameter construction for easy insertion