Feature
• Metal-to-metal sealing design delivers reliable, leak-free performance from ultra-high
vacuum to high-pressure applications.
• Surface finish options: standard Ra 10 µin. (0.25 µm), with electropolished Ra 5 µin.
(0.13 µm) available for ultra-clean applications.
• High-precision gasket manufacturing ensures consistent sealing integrity and optimized performance.
• Integrated test port on the nut enables convenient leak checking during installation and maintenance.
• Silver-plated female threads minimize galling and provide smooth assembly.
• Protective plastic caps applied to all sealing surfaces and threads to maintain cleanliness during handling.
• Full traceability: each product body permanently marked with size, material grade, and heat code
Seal body
Material | Name | Standard |
JIS_STD SUS316L(AOD) | GM | SEMI SPEC F20-0706E |
SUS316L(VOD) | SM | |
SUS316L(VAR) | DM | |
SUS316L(VIM+VAR) | VM |
Product Dimension
| Head Size | Tube Size (OD) | Ordering Number | OD | ID | A | B | F | M | Working Pressure bar[psig] | |
| NI | 316L | |||||||||
| 1/4" | 1/4" | LC-BWC04 | 6.35 | 4.35 | 42.67 | 19.05 | 15.9 | 9/16-18UNF | 351(5100) | |
| 1/2" | 1/2" | LC-BWC08 | 12.70 | 10.22 | 46.72 | 19.05 | 23.8 | 7/8-UUNF | 254(3700) | |
| 1/2" | 1/4" | LC-BWC08-04 | 6.35 | 4.35 | 46.72 | 19.05 | 23.8 | 7/8-UUNF | 254(3700) | |
| 1/2" | 3/8" | LC-BWC08-06 | 9.53 | 7.53 | 46.72 | 19.05 | 23.8 | 7/8-UUNF | 227(3300) | |
Tube Butt Weld Connector
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Classification

