by | Jul 27, 2026
Suttner ST-261/SI-3 Unloader Valve w/Switch & 2.4 mm Injector, 3625 PSI This Suttner ST-261/SI-3 Unloader Valve is designed with a stainless steel plunger and seat and viton seals. Operating pressure can be set from 500 – 3625 PSI, up to 176 Degrees F temperature....
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