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The HAM-LET 3600067 is a brass compression tube front ferrule designed for use in compression-style tube fittings. The front ferrule is the primary sealing component in a two-ferrule compression assembly, biting into the outer wall of the tube when the fitting nut is tightened to create a leak-tight mechanical seal. Manufactured to ASTM B68 and ASTM B75 standards, this ferrule is suited for instrumentation, process, and fluid-handling lines where a reliable tube-to-fitting connection is required. Licensed plumbers, pipefitters, and instrumentation technicians install this type of component across a wide range of industrial and commercial applications.
This front ferrule is intended for use with compression tube fittings on tube OD connections. The brass construction makes it appropriate for applications operating within its rated temperature range, including pneumatic instrument lines, hydraulic sensing circuits, and general fluid conveyance systems. It is sold individually but carries a minimum order quantity of 5 units, which is typical for small hardware components of this type.
Cross-references to Swagelok part number B-603-1. Designed as an OEM-style replacement front ferrule for standard two-ferrule brass compression tube fittings with tube OD end connections.
Installation is typically performed by licensed pipefitters, plumbers, or instrumentation technicians. Depressurize and isolate the line before disassembling any compression fitting. Front ferrules are not reusable once fully swaged onto a tube - always install a new ferrule when reconnecting a fitting. Follow the fitting manufacturer's assembly procedure for turn count after finger-tight, and do not overtighten, as brass ferrules can be damaged by excessive torque.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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