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Knob XK3W(40) UNC 1/4, AISI 316, Blue NBR

Article No 1020734 NGI is now able to offer hygienic star knobs with threaded pin or internal thread.

The knobs will be available with blue NBR seals. The NBR rubber s eal blocks out water and bacteria and also prevents a non hygienic metal-to-metal assembly.

The knobs are made of AISI 316/A2, 1.4301 stainless steel.

The knobs have self-draining surfaces with a maximal roughness of 0,8 μm Ra. This is the right choice of knob to be used on all machinery in all hygienic wash-down environments.

- Minimizes cleaning time and water consumption
- Available in sizes M5-M12
- Surfaces with a maximal roughness of 0.8 μm Ra