Swagelok part # 400-2-4ST is equivalent to
DK-Lok part # DLS 4-4U
View technical specifications for part # DLS 4-4U in our online catalogue.
Both in-house and third party ASME regulated testing certifies that DK-Lok is fully interchangeable with Swagelok fittings due to the manufacturing and process of:
- Threads
- Material
- Make-up distance
- Bore
- Sealing integrity
- Surface finish
- Design
- Pressure ratings