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All Categories > Fittings > Let-Lok Tube Fittings (Double Ferrule)

Let-Lok Tube Fittings (Double Ferrule)



If you need reliable, leak‑tight connections for instrumentation and process tubing, HAM‑LET Let‑Lok double ferrule compression tube fittings provide a robust, industry‑proven solution. Designed as a mechanical grip, four‑piece fitting (body, front ferrule, back ferrule, nut), Let‑Lok tube fittings deliver secure, vibration‑resistant joints for high‑pressure, vacuum, and high‑temperature applications in sectors such as oil and gas, chemical processing, power generation, and general industrial systems. Engineered for consistent performance and ease of installation, these twin‑ferrule tube fittings help ensure long‑term sealing integrity while supporting quick, repeatable make‑up and maintenance across a wide range of tube sizes and materials.

On this page you can explore our full range of HAM‑LET Let‑Lok double ferrule tube fittings, review technical specifications and materials, and select the right configurations for your instrumentation, control, and process tubing projects.

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Let-Lok Tube Fittings (Double Ferrule) let-lok-tube-fittings-double-ferrule
762L Equal Union

Straights

  • Union Connector (181)
  • Male Connector (626)
  • Female Connector (268)
  • Pipe Weld Connector (76)
  • Socket Weld Connector (12)
  • Tube Adapters (318)
  • Reducer (217)
  • Port Connector (74)
774LM Male Bulkhead

Straight Bulkheads

  • Bulkhead Union (76)
  • Bulkhead Male Connector (26)
  • Bulkhead Female Connector (16)
  • Bulkhead Reducer (14)
  • Bulkhead Let-Lok to Flare 37 deg (5)
770L Female Elbow

Elbows

  • Union Elbow (67)
  • Male Elbow (237)
  • Female Elbow (64)
  • Pipe Weld Elbow (10)
  • Socket Weld Elbow (10)
  • Reducing Elbow (12)
764L Equal Tee

Tees

  • Union Tee (121)
  • Male Run Tee (42)
  • Male Branch Tee (42)
  • Female Run Tee (36)
  • Female Branch Tee (46)
7102L Equal Cross

Crosses

  • Union Cross (34)
769LG Positionable Elbow

Positionables

  • Positionable Male Run Tee (9)
  • Positionable Male Branch Tee (9)
  • Positionable Male Elbow (45/90) (32)
963L Chromatograph Fittings

Chromatograph Fittings

  • Union (6)
  • Union Tee (2)
  • Male Nut (2)
760LF Front Ferrule

Complementary

  • Back Ferrule (64)
  • Front Ferrule (64)
  • Tube Insert (42)
  • Nut (61)
  • Cap (60)
  • Plug (61)
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Address: 14a Victoria Industrial Estate
Hebburn
Tyne and Wear
NE31 1UB, United Kingdom
Phone: 0191 489 1810
Email: sales@vfs-ltd.com

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