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RS PRO Black Fibreglass Reinforced Polyamide Based (PA) Technopolymer Knurled Clamping Knob, M4 Threaded Hole 448-8820
Specifications
| Country of Origin | Italy |
|---|---|
| Brand | RS PRO |
| Colour | Black |
| Body Material | Fibreglass Reinforced Polyamide Based (PA) Technopolymer |
| Model | 448-8820 |
| Mount Type | Threaded Hole |
| Hole Diameter | 12.5mm |
| Thread Size | M4 |
| Thread Length | 10mm |
| Insert Material | Brass |
| Standards/Approvals | EN 61340 |
| Knob Shape | Knurled |
| Knob Diameter | 21 mm |
| Hole Length | 10.5mm |
| Male knobs | M5 (RS 4488886), M6 (RS 4488892), M8 (RS 4488915), M10 (RS 4488921) |
Key Features
- The knob has a knurled shape for enhanced grip.
- It features a brass female insert for secure threading.
- Knob diameter is 21 mm, suitable for precise handling.
- Thread length measures 10 mm with hole diameter 12.5 mm.
- Compact design ideal for space-restricted areas with enhanced user comfort.
- The low height knob allows operation even when wearing gloves.
- It complies with EN 61340 standards.
- Ideal for drawer, fabrication, and storage applications.
Product Description
RS PRO 448-8820 is a black knurled clamping knob made from fibreglass reinforced polyamide based (PA) technopolymer. This robust and shatterproof thermoplastic knob is engineered for push/pull applications in industrial, fabrication, and storage environments. It includes a brass female threaded insert designed with an M4 thread size and a thread length of 10 mm, providing reliable fastening and adjustment capability.
The knob features a 21 mm diameter and a hole diameter of 12.5 mm with a 10.5 mm hole length. Its knurled edge ensures a strong grip for the user, while the concave recess on the top allows comfortable pressure application. The design also offers increased space between the knob head and shank, facilitating use even when wearing gloves or in confined spaces.
Certified to EN 61340 standards, this clamping knob is suitable for a wide range of industrial applications, including drawer mechanisms, fabrication machinery, and general storage equipment. The black color and durable polymer construction provide resistance to wear and environmental challenges.
RS PRO offers a range of female knobs with different thread sizes, including M5, M6, M8, and M10, complementing this M4 variant. The knob’s high tensile strength and ergonomic design promote ease of use and longevity in demanding work conditions.
The knob’s knurled surface improves user grip and control. Fibreglass reinforced polyamide construction offers shatterproof durability. Brass female threaded insert ensures reliable fitting and wear resistance. Compact dimensions suit restricted workspaces.
Comfortable to operate with gloves due to recessed top and spacing. Compliance with EN 61340 ensures quality and safety. Ideal for industrial, fabrication, and storage applications. Black coloration offers professional appearance and durability.
Manufactured in Italy, assuring superior craftsmanship.
This RS PRO knurled clamping knob 448-8820 is an essential component in industrial tools and equipment, enabling precise adjustment and secure fastening with ergonomic usability. Browse EnvMart for more RS PRO products and premium hand tools to meet your industrial needs.
Explore more products in our Clamping Knobs category.
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Frequently Asked Questions
The clamping knob features an M4 thread size.
It is constructed from fibreglass reinforced polyamide based (PA) technopolymer.
The knob has a diameter of 21 mm, a hole diameter of 12.5 mm, and a thread length of 10 mm.
This model complies with EN 61340 standards.
The knurled design enhances grip, providing better control during operation.
Yes, the design allows for comfortable operation even when wearing gloves due to its recessed top and spacing.
This clamping knob is manufactured in Italy.
It is suitable for a wide range of industrial applications, including drawer mechanisms, fabrication machinery, and general storage equipment.
The knob features a brass female threaded insert for secure fastening.
RS PRO offers female knobs with different thread sizes, including M5, M6, M8, and M10, alongside this M4 variant.
The hole length measures 10.5 mm.
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