SMS Unions & Components
Swedish Milk Standard (SMS 1145) hygienic union assemblies and components in 304 and 316L stainless steel. Features low-profile compact round slotted nuts, weld male parts, liners, and captured EPDM/NBR/FKM gasket seals for dairy and food lines.
SMS 14A Stepped Butt-Weld Union Liner Ferrule
An SMS 14A stepped butt-weld union liner ferrule with an external nut-retention shoulder and flat sealing face for Swedish-standard SMS sanitary unions. Cataloged in 304L stainless steel across 1" to 4" (25 mm to 101.6 mm).
SMS 15A Threaded Male Butt-Weld Union Ferrule
An SMS 15A externally threaded male butt-weld union ferrule with a front seal groove for Swedish-standard SMS sanitary pipe unions. Cataloged in 304L stainless steel across 1" to 4" (25 mm to 101.6 mm) to pair with an SMS 14A liner and slotted round nut.
SMS Union Liner Hose Adapter
A one-piece sanitary hose adapter combining an unthreaded SMS union liner end with a multi-ribbed hose shank for flexible line transitions. The series lists SS304 and SS316L material options across a 1-to-6-inch nominal range.
SMS Male Union Hose Adapter
A one-piece sanitary hose adapter combining an external male SMS union thread and face seal groove with a multi-ribbed hose shank. Listed in SS304 and SS316L stainless steel options across a 1-to-6-inch series range.
SMS Slotted-Round-Nut Sanitary Union Assembly (25–102 mm)
Complete SMS sanitary stainless steel union assembly in AISI 304 and AISI 316L comprising an SMS-13 slotted round nut, SMS-14 weld liner, SMS-15 weld male part, and SMS seal ring across 25–102 mm sizes with Ra < 0.8 μm finish.
SMS-13R Rd-Threaded Slotted Round Sanitary Union Nut (25–104 mm)
SMS-13R (SMS-13) sanitary stainless steel slotted round union nut in SS304 or SS316L with internal Rd knuckle threads (Rd40×1/6" to Rd132×1/6" and Rd125×1/4") across 25 mm to 104 mm sizes.
SMS-13RBN Sanitary Slotted Round Blind Union Nut with Chain in SS304 / SS316L
Swedish Manufacturing Standard SMS-13RBN sanitary slotted round blind union nut in SS304 or SS316L with internal Rd threads and an integral retaining chain for 25 mm through 104 mm SMS pipe unions. Threads directly onto an SMS-15 male end to cap off a port.
SMS-14 Sanitary Long Welding Union Liner in SS304 / SS316L
Swedish Manufacturing Standard SMS-14 sanitary long welding union liner machined in SS304 or SS316L for 25 mm through 101.6 mm (25–102 mm) SMS pipe unions. Extended butt-weld neck and stepped outer shoulder mate with an SMS-13R nut and SMS-15 male end.
SMS-14S Sanitary Short Welding Union Liner in SS304 / SS316L
Swedish Manufacturing Standard SMS-14S sanitary short welding union liner machined in SS304 or SS316L for compact SMS pipe unions from 25 mm through 101.6 mm (25–102 mm). Features a low-profile axial thickness F (7.5 mm to 12 mm) for tight installation envelopes.
SMS-15 Sanitary Welding Union Male End with Rd Thread in SS304 / SS316L
Swedish Manufacturing Standard SMS-15 sanitary welding union male end machined in SS304 or SS316L with external knuckle (Rd) threads for 25 mm through 101.6 mm (25–102 mm) SMS pipe unions. Butt-welds to tubing and mates with an SMS-13R nut and SMS-14/14S liner.
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