SMC Male Connectors
Print Page
SMC 4-2N
SMC 4-2N - Image 2
SMC 4-2N - Image 3

SMC 4-2N

SMC 1/4 in. Tube Outside Diameter D x 1/8 in. Male National Pipe Taper (MNPT) Male Connector

Add any item to your quote and we’ll get back to you with a price. Discounts apply for larger quantities, so the more you need, the better the rate. We’ll always get you the best possible price based on your volume.
SKU: SMC 4-2N Category: Tag:
Click here for more info
Add to quote
Specifications
End Size 44204in
End Type National Pipe Thread (NPT)
Inch/Metric Inch
Tube Outside Diameter D 1/4in, mm
Width Across Flats h 1/2in, mm
Dimensions
SMC 4-2N
Dimension A 15.24mm
Dimension B 17.78mm
Dimension I 25.40mm
Dimension L 32.76mm
Dimension d [Min] 4.82mm
Description

(SMC 4-2N)

Stainless Steel Male Connector – 1/4" Tube OD x 1/8" Male NPT

The SMC 4-2N is a precision-machined 1/4" tube OD x 1/8" NPT male connector built for performance in pressure systems, hygienic fluid processors, and clean gas or liquid transfer lines. Fabricated from 316 stainless steel, this sanitary-grade fitting offers long-term resistance to corrosion, thermal variation, and mechanical stress.

● Material: 316 Stainless Steel (Corrosion-Resistant Alloy)
● Connection Type: 1/4" Tube OD x 1/8" Male NPT
● Applications: Clean in place instrumentation, hygienic valves, OEM skids, gas distribution systems, sanitary piping

This part is a reliable Swagelok SS-400-1-2 equivalent, engineered for tight sealing, compact installations, and high-cycle durability. It fits seamlessly into systems requiring sanitary stainless steel fittings and precise fluid control, including food-grade and pharmaceutical production lines.

With a clean, compact profile, the SMC 4-2N is ideal for engineers integrating compression fittings and instrumentation components into high-purity assemblies. Whether you’re upgrading CIP (clean-in-place instrumentation) systems or routing media through tight bends, this fitting delivers confidence and compliance in hygienic and industrial applications.

Compatibility
This part may be used in place of the following parts from other manufacturers:
Swagelok® SS-400-1-2
Back to SMC Male Connectors