1/4 x 18 NPT Go-No/Go Thread Plug Gauge - Vargus V-Gauge
G19-00083
NPT-L1 - GP-NPT1/4X18-L1
A Certificate of Inspection is supplied for each V-Gauge item with a QR code printed on the label (See Images)

| Thread | NPT |
| Diameter | 1/4 |
| Pitch (TPI) | 18 |
| Standard Group | ASME B1.20.1 |
G19-00083 1/4 X 18 NPT GO-NO/GO THREAD PLUG GAUGE - VARGUS V-GAUGE