Swagelok SS-400-1-8ST stainless steel tube fitting is a male connector designed to provide a secure and leak-tight connection between 1/4 inch tube OD and 3/4-16 male SAE/MS straight thread ports. Manufactured from 316 stainless steel, this fitting is engineered for critical fluid systems where reliability and performance are paramount. It undergoes standard cleaning and packaging (SC-10) to ensure system integrity.

Technical Specifications

Specification	Detail
Body Material	316 Stainless Steel
Connection 1	1/4 in. Swagelok® Tube Fitting
Connection 2	3/4-16 Male SAE/MS Straight Thread
Bored Through	No
Flow Restrictor	No
Cleaning	Standard Cleaning and Packaging (SC-10)

Features and Performance

As part of the Swagelok straight fitting family, the male tube connector enables secure transitions from tubing to threaded ports. These fittings are recognized for their reliable tube grip and vibration resistance, ensuring consistent sealing performance. Swagelok tube fittings have established a legacy of success over 65 years, supported by extensive testing under extreme conditions.

Classification Data

• UNSPSC (15.1): 40183110
• eClass (10.1): 37020590

System Safety and Selection

Safety Caution

Proper product selection is the responsibility of the system designer and user. The total system design must be considered to ensure safe, trouble-free performance. Material compatibility, adequate ratings, proper installation, operation, and maintenance are essential for safe usage.

Do not mix or interchange Swagelok products or components with those of other manufacturers, as they are not governed by the same industrial design standards.