RS PRO Black Polypropylene 4-Arm Clamping Knob Thread Length 30mm Knob Diameter 40 mm Steel Insert 702-7699

RS PRO 702-7699 is a black 4-arm clamping knob manufactured from high-quality polypropylene with a steel threaded stud insert. This clamping knob features a 30mm thread length and a 40 mm diameter, providing an ergonomic grip that allows users to apply added torque comfortably and securely.

The knob is constructed from an impact-resistant thermoplastic body that withstands various environmental factors, including resistance to most chemicals, UV light, and water absorption limited to 1.5%. The steel insert ensures the durability and longevity of the thread, suitable for repetitive industrial use without thread damage or shearing. The matte black finish provides an aesthetic and functional surface that is resistant to wear.

Operating temperatures cover a wide range from -20°C to +110°C, with the ability to resist short-term exposure up to +170°C, making it suitable for diverse industrial, manufacturing, and mechanical applications. The ergonomic 4-arm shape enhances user comfort, making it easier to tighten, loosen, adjust, clamp, or push components by hand.

This clamping knob is widely used across numerous sectors, including industrial machinery, construction, medical furniture, and food preparation equipment. The steel threading is designed for strength and longevity, especially in indoor environments where moisture exposure is controlled.

Key applications include access doors, drawers, panels, clamps, fixtures, and functional adjustment or locking mechanisms in equipment requiring manual clamping. The product's manufacturing origin is China, ensuring consistent quality in production.

Constructed from impact-resistant polypropylene for durability. Threaded stud insert made of steel for strength and reliability. Matte black finish with resistance to UV light and chemicals. Ergonomic 4-arm shape provides enhanced torque and user comfort.

Suitable for industrial and construction machinery applications. Working temperature range from -20°C to +110°C with short-term resistance up to +170°C. Resistant to water absorption with a maximum of 1.5%. Ideal for use in clamps, fixtures, medical furniture, and food preparation machinery.

Designed to provide secure tightening, loosening, and adjustment functions by hand. Explore more high-quality Clamping Knobs and ergonomic hardware components in the Industrial Tools & Equipment category at EnvMart.