NPT locknut ONBL series

hexagonalnickel-plated brassbrass

Product overview
Brass hexagonal NPT locknuts designed for securing and tightening cable glands in industrial applications. Nickel plated brass construction ensures compatibility with NPT threaded connectors per ANSI B1.20.1.

Details

• Shape: Hexagonal locknut
• Material: Nickel plated brass
• Connection thread: NPT ANSI B1.20.1
• Primary use: For tightening of cable glands

Technical data
Technical drawing and certification images available on request. Contact sales for dimensional drawings and compliance documentation.

Sizes and codes

• NPT 1/4" | ONBL00 | H 3.5 mm | Wrench 19 mm
• NPT 3/8" | ONBL01 | H 3.5 mm | Wrench 24 mm
• NPT 1/2" | ONBL02 | H 4.75 mm | Wrench 27 mm
• NPT 3/4" | ONBL03 | H 4.75 mm | Wrench 34 mm
• NPT 1" | ONBL04 | H 4.75 mm | Wrench 40 mm
• NPT 1-1/4" | ONBL05 | H 4.75 mm | Wrench 50 mm
• NPT 1-1/2" | ONBL06 | H 5 mm | Wrench 60 mm
• NPT 2" | ONBL07 | H 5 mm | Wrench 70 mm
• NPT 2-1/2" | ONBL09 | H 10 mm | Wrench 80 mm
• NPT 3" | ONBL10 | H 10 mm | Wrench 100 mm
• NPT 4" | ONBL11 | H 10 mm | Wrench 130 mm

Specifications

• Material: Nickel plated brass
• Type / Shape: Hexagonal locknut
• Connection thread standard: NPT ANSI B1.20.1
• Primary use: For tightening of cable glands
• Available thread sizes and product codes: see Sizes and codes list above
• H (height) and wrench sizes: see Sizes and codes list above