https://www.pecta.pt/en/produto/high-pressure-sight-flow-indicator-type-522-pn-63-400-female-thread/
High-Pressure Sight Flow Indicator Type 522 - PN 63/400 - Female Thread | PECTA Lda.
Sight flow indicator with internal (female) thread The Type 522 high-pressure sight flow indicator was specially developed for high-pressure industrial...
https://www.pecta.pt/en/produto/pressure-gauges-with-4-20-ma-pressure-transmitter/
Pressure Gauges with 4/20 mA Pressure Transmitter | PECTA Lda.
Stainless Steel Case, Pressure System, and Thread. 1.0% Accuracy. Pressure Gauges with Pressure Transmitter manufactured in accordance with EN837-1 standards.
pressure gaugestransmitterpectalda
https://www.pecta.pt/en/produto/rego-3184-90-cap-with-chain-2-1-4-f-acme/
RegO 3184-90 - Cap with Chain 2 1/4" F.ACME | PECTA Lda.
RegO 3184-90 cap in 2 1/4" F.ACME with chain, ideal for sealing gas connections.
https://www.pecta.pt/en/produto/rego-5767h-brass-adapter-2-1-4-m-acme-x-2-m-npt/
RegO 5767H - Brass Adapter 2 1/4" M.ACME x 2" M.NPT | PECTA Lda.
RegO 5767H connector is used in gas systems, such as LPG, to adapt different thread types.