Pressure-suction rubber sleeves GOST 5398-76, Rivne region.

Rukava rubber pressure-suction GOST 5398-76.
Pressure-suction hoses with a textile frame and a metal spiral, with soft cuffs at the ends for connecting them to the fittings, are used for suction and injection of various liquids, as flexible pipelines for supplying under pressuregasoline aviation,automotive gasoline, jet fuel, diesel fuel, petroleum-based oil, lubricants liquids, grease solidol fat, water, low-freezing cooling liquid, weak solutions of inorganic acids and alkalis (up to 20%), except nitric acid... They are operational at t° from -35°С to 90°С.
– Class "B" — for technical water;
- Class "B" — for gasoline, kerosene, petroleum-based fuels, oils;
– Class "KSH" — for weak solutions of inorganic acids and alkalis with a concentration of up to 20%;(//tractor-service.com)
- Class "P" — for food substances (milk, beer, alcohol, wine, weakly acidic solutions of organic and other substances, drinking water).
Produced diameters: 10, 13, 16, 18 20, 25, 31.5, 38, 50, 63, 102, 152 mm
Operating temperature: from - 30 °C to 80 °C
Pressure: about 6 to 10 bar
The length of the bays: from 20 to 50 m. of activity