Swagelok SS-6HNBF4
HN Series — Severe-Service Union-Bonnet Needle Valves
Swagelok equivalent: SS-6HNBF4 — 316 SS severe-service union-bonnet needle valve, 1/4 in. female NPT, rated 10,000 psig at 100°F, Cv 0.86 against our 0.83. Orifice 0.250 in. (6.4 mm) against our 0.185 in. (4.7 mm). Non-rotating ball stem tip is cobalt-based alloy; our stem disc is SS630 (ASTM A564). Make-to-order item at Swagelok.