Code : NPTF Gauges (Taper Pipe Thread Gauges)
Brand : Kuroda
NPTF Gauges
NPTF gauge consists of L1 plug gauge and L1 Ring gauge to inspect the portion to be assembled by hand-tightening, and also consists of L3 plug gauge and L2 ring gauge to inspect the portion to be assembled by tightening with a wrench.
Each of these manufactured gauges is provided with a notch representing the maximum and minimum of permissible product size.
NPTF gauges of notch-less type conforming to American Standard (ASME) and 4-stop notch type as well as those for the crest and bottom are manufactured upon request.
Ordering Instructions
When ordering, specify the following data:
Example: Taper pipe thread (R1/2 P-R, PT3/8 P-R, NPT3/4 P-R, NPTF1/4 L1-P, L3-P, NPTF1/4 L1-R, L2-R)