Alloy 400/R-405 Back Ferrule for 3/8 in. Swagelok Tube Fitting
Part #: M-604-1
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Specifications
Back FerrulesBack ferrule ensures a secure, leak-tight grip on tubing—ideal for maintaining high-pressure sealing integrity in fluid and gas systems. Log in or Register to view price ContactIf you have questions about this product, please contact your local authorized sales and service center. They can also tell you about supporting services to help you get the most out of your investment.
Safe Product Selection
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user. Warning: Do not mix/interchange Swagelok products or components not governed by industrial design standards, including Swagelok tube fitting end connections, with those of other manufacturers. 
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The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
Warning: Do not mix/interchange Swagelok products or components not governed by industrial design standards, including Swagelok tube fitting end connections, with those of other manufacturers.
Alloy 400/R-405 Back Ferrule for 3/8 in. Swagelok Tube Fitting
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Catalogs
Back Ferrules
Back ferrule ensures a secure, leak-tight grip on tubing—ideal for maintaining high-pressure sealing integrity in fluid and gas systems.
Swagelok® tube fittings and tube adapters reduce the risk of costly system downtime with reliable tubing connections and are available in a variety of sizes and materials.
Swagelok's Snoop liquid leak detector exposes gas leaks while pipe thread sealants SWAK, PTFE and PTFE-free tape and thread lubricant Goop can help prevent future leaks.
Features: Step-by-step identification procedure for threads and end connections.
Find information about tubing selection, handling, and installation as well as suggested allowable working pressure tables with elevated temperature factors for several metal alloys.
This document specifies guidelines used by Swagelok® Company and its suppliers to ensure compliance with product cleanliness requirements as stated in ASTM G93 Level C. Application of the document is limited to wetted system components. This document must be used in conjunction with product catalogs, technical bulletins, and reports.
Swagelok® Specification SC-10 defines the cleaning, lubrication, assembly, and packaging requirements for standard Swagelok products and describes practices used to meet these requirements.
Specifications
M-604-1 — Alloy 400/R-405 Back Ferrule for 3/8 in. Swagelok Tube Fitting
| Attribute | Value |
|---|---|
| Body Material | Alloy 400/R-405 |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 3/8 in. |
| Flow Restrictor | No |
| eClass (4.1) | 37070708 |
| eClass (5.1.4) | 37020590 |
| eClass (6.0) | 21022110 |
| eClass (6.1) | 37020590 |
| eClass (10.1) | 37020590 |
| UNSPSC (4.03) | 27121703 |
| UNSPSC (10.0) | 31181503 |
| UNSPSC (11.0501) | 31181503 |
| UNSPSC (13.0601) | 31401700 |
| UNSPSC (15.1) | 31401700 |
| UNSPSC (17.1001) | 31163102 |
Resources
Drawings
Two-dimensional renderings are available for this product. Download the CAD file.
Three-dimensional renderings are available for this product. Download the CAD file.
Sales drawings are available for this product. Download the files.
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Contact
If you have questions about this product, please contact your local authorized sales and service center. They can also tell you about supporting services to help you get the most out of your investment.