Ham-Let 774LM Threaded Bulkhead Fitting — Male NPT

Instrumentation fitting (Series 774LM) designed to pass through a panel or bulkhead and mount a tube line on it with a Let-Lok compression connection. The tube end uses the Let-Lok double-ferrule compression system—no welding or flaring required—for a leak-proof seal, while the Male NPT threaded end connects to the line.

Made of high-quality brass, it offers good machinability and corrosion resistance in moderate-pressure instrumentation and control applications, such as pneumatic systems, air lines and fluid conveyance.

Key specifications:

• Function: Let-Lok bulkhead fitting (panel mount).
• Connections: Male NPT.
• Material of construction: Brass.
• Sizes: 1/4" × 1/4", 3/8" × 3/8".
• Series: Let-Lok high-seal — Ham-Let brand.