PRODUCT PARAMETERS
Description
Introduction to 1513.5mm plastic knob for 6mm 4.5mm D shaft
1513.5mm plastic knob for 6mm 4.5mm D shaft are important components in mechanical systems used to support rotating parts (such as gears, pulleys or sprockets) and transmit torque. They play a key role in mechanical equipment by connecting the power source with the working parts to ensure the effective transmission of power.
Characteristic advantages of 1513.5mm plastic knob for 6mm 4.5mm D shaft
High precision: adopting precision machining technology ensures the size and shape accuracy of the shaft and improves the transmission efficiency.
High strength: made of high-quality materials with good tensile, compressive and wear-resistant properties.
Reliability: After strict quality control, it ensures stable operation for a long time.
Versatile design: A variety of specifications and types are available to suit different applications.
Easy maintenance: the structure is designed for easy installation and repair, reducing maintenance costs.

Specification of 1513.5mm plastic knob for 6mm 4.5mm D shaft
Precision Plastic Handle for D-Shaft Applications
Trick Measurements and Fit
This plastic knob procedures 15mm in size and 13.5 mm in elevation , using a portable yet easy-to-grip account. It is developed to fit firmly onto 6mm round shafts and 4.5 mm D-shaped shafts . The internal bore features a D-shaped cutout that matches the flat side of the D-shaft, preventing slippage during procedure. This guarantees trusted torque transfer and steady control.
Material and Construct Quality
Made from high-grade engineering plastic, the knob supplies solid resilience with lightweight performance . The product withstands wear, wetness, and mild chemicals, making it appropriate for both indoor and light-duty commercial settings. Its smooth surface finish really feels comfy to the touch and resists scratches under regular use.
Style and Use
The handle has a somewhat rounded leading and contoured sides for an all-natural finger grasp. This form assists customers transform dials or change settings with very little effort. No extra bolts are required– the tight press-fit holds the handle strongly in position on suitable shafts. Installment fasts: merely slide it onto the shaft till it seats totally.
Typical Applications
This element functions well in audio equipment, examination tools, control panels, and tiny machinery where exact manual adjustment is required. It’s suitable for changing used handles or constructing custom-made interfaces that demand clean aesthetic appeals and trustworthy feature. The neutral color blends conveniently into most device designs without attracting unneeded interest.
Compatibility Notes
Constantly confirm your shaft size prior to buying. The handle fits specifically 6mm round shafts and 4.5 mm D-shafts with a conventional level . If your shaft differs also a little in dimension or flat alignment, the fit might hang or as well tight. For ideal results, match the handle to OEM specs or measure your existing hardware carefully.

Applications of 1513.5mm plastic knob for 6mm 4.5mm D shaft
Compact Plastic Handle for Precision Control
This 15 × 13.5 mm plastic knob fits completely on 6mm and 4.5 mm D-shaped shafts. It offers you a solid grip and smooth transforming activity. The style is straightforward but reliable, made for daily usage in several tools.
Trustworthy Suitable For Common Shaft Dimensions
The handle has a built-in collection screw that locks it firmly onto D shafts. This keeps the handle from sliding during procedure. You can utilize it with either 6mm or 4.5 mm shafts– just pick the appropriate opening dimension when purchasing. The fit is tight and safe each time.
Resilient and Light-weight Construction
Made from high-quality engineering plastic, this knob stands up to damage. It won’t fracture under typical use and remains lightweight. That makes it ideal for tools, tools, or control panels where weight issues. The material likewise feels comfortable in your hand, even after lengthy usage.
Tidy Seek Expert Equipment
Its smooth finish and neutral color mix well with the majority of device housings. The compact size conserves area without giving up use. You get full control without large components hindering. Designers typically select this handle for audio equipment, laboratory equipment, power supplies, and DIY electronics projects.
Easy to Set Up and Utilize
Setup takes simply a couple of secs. Move the knob onto the shaft, align the flat side, and tighten the established screw with a little Allen key. No extra components or tools are needed. Once mounted, it transforms smoothly and reacts properly to customer input.
This plastic knob delivers reputable efficiency in tight areas. It’s a clever selection whenever you need a tiny, solid, and user friendly control user interface for rotating features.
Company Introduction
Established in 2002, Port of Machinery Co.,ltd. focus on metal research and mining machinery spare parts. 2 factories over an area of 13,300 square meters, based on 100+ sets of equipment, our production capacity reaches 12000 Tons/Year. has passed ISO 9001 quality managment system certification in 2008.
Our mainly products are dragline excavator spare parts,rotary kiln spare parts, large modulus gear (gear shaft), gearbox ect. 40+ patents with over 45 years experience to help focus on improve the service life of spare parts. We belive that more than 80% reason of mechanical parts’ working life depends on hot processing (steel making/forging/casting/welding/heat treatment). Eight material engineers will control the quality from the original resource.
If you are interested, please feel free to contact us.
Payment
L/C, T/T, Western Union, Paypal, Credit Card etc.
Shipment
By sea, by air, by express, as customers request.

5 FAQs of 1513.5mm plastic knob for 6mm 4.5mm D shaft
Frequently Asked Questions
What shaft sizes does this knob fit?
This plastic knob works with two common D-shaft sizes: 6mm and 4.5mm. The set screw inside the knob tightens securely onto either size. You do not need extra parts to use it.
What are the exact dimensions of the knob?
The knob measures 15mm in diameter and 13.5mm in height. These compact dimensions make it ideal for tight spaces while still offering a comfortable grip.
What material is the knob made from?
It is made from durable plastic. This material resists wear and feels smooth to the touch. It also holds up well under regular use without cracking or fading.
How is the knob attached to the shaft?
A small set screw on the side locks the knob in place. Use a standard hex key (not included) to tighten or loosen it. The screw presses directly against the flat part of the D-shaft for a firm hold.
Where can I use this knob?
You can use it on audio equipment, control panels, DIY electronics, or small machinery. It suits any project that uses a 6mm or 4.5mm D-shaft and needs a simple, reliable knob. Its clean look fits both industrial and hobbyist setups.
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