Harris Regulator Pressure Gauge 63 mm 400 PSI / 2800 kPa - 9007250 NR-311 preheat to 200–300°F (93–149°C) improves

preheat to 200–300°F (93–149°C) improves fusion and reduces porosity by driving off surface moisture

additional flux paste may help

Oxygen SCFH Total (Min

13 EFe2 (nearest) classification as every other size in this product line

Designed to work with Harris' Model 80 Jumbo Machine Cutting Torch

Harris Regulator Pressure Gauge 63 mm 400 PSI / 2800 kPa - 9007250 NR-311 preheat to 200–300°F (93–149°C) improvesHarris Regulator Pressure Gauge 63 mm 400 PSI 2800 kPa 9007250 Harris 400 PSI 2800 kPa 63mm replacement pressure gauge has a gold metallic painted steel case, polycarbonate clear threaded one piece lens, steel dial and brass lower mount male stem with 1 4 in. NPT thread connection. The dual scale red and black markings on a white background makes it easy to read. This gauge is ideal for gas distribution to denote the pressure levels on Regulators