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Bulk Supply of KTR Series Locking Assemblies for Mining Equipment Bulk Supply of KTR Series Locking Assemblies for Mining Equipment
Bulk Supply of KTR Series Locking Assemblies for Mining Equipment Bulk Supply of KTR Series Locking Assemblies for Mining Equipment
Bulk Supply of KTR Series Locking Assemblies for Mining Equipment Bulk Supply of KTR Series Locking Assemblies for Mining Equipment
Bulk Supply of KTR Series Locking Assemblies for Mining Equipment Bulk Supply of KTR Series Locking Assemblies for Mining Equipment

Bulk Supply of KTR Series Locking Assemblies for Mining Equipment

US$ 6.00 ~ 10.00
Min.Order: 50
Product origin: Zibo, Shandong, China
Category: Medical Equipment
Product Name: Medical Equipment
Availability:In Stock
Product Review : 124 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : KTR100, KTR200, TLK200, Z2-Z22 Series
  • Certification : CE, ISO 9001
  • Material : C45 Steel / 304 Stainless Steel
  • Bore Diameter : 24-165 mm
  • Outer Diameter : 58-440 mm
  • Thickness : 32-140 mm
  • Torque Capacity : 145-930 Nm
  • Maximum Speed : 4000 RPM
  • Precision Grade : H6
  • Surface Treatment : Black-phosphate/Original
  • MOQ : 10 pieces
  • Lead Time : 10-30 days
  • Customization : OEM/ODM Available
  • Warranty : 1 Year
  • Application : Mining, CNC, Wind Power, Automotive

Our high precision keyless shaft locking devices are engineered for reliable power transmission in demanding industrial applications. The locking assembly series includes multiple models (Z2, Z3, Z3B, Z4, Z5, Z9, Z12A, Z12B, Z15, Z17B, Z18, Z22) to meet various torque requirements from 145-930 Nm.

KTR Series Locking Assembly

Manufactured from premium C45 steel or 304 stainless steel, these locking devices feature black-phosphate surface treatment for enhanced durability. The precisely machined components ensure tight tolerances (H6 precision) for vibration-free operation even at high speeds up to 4000 RPM.

Locking Device Cross Section

The innovative keyless design provides several advantages over traditional keyed connections: eliminates keyway stress concentrations, enables precise shaft-hub positioning, and allows for easy installation/removal without special tools. The double structure design enhances torque transmission capacity while maintaining compact dimensions.

Available in bore sizes ranging from 24-165mm and thickness from 32-140mm, these locking assemblies are widely used in: wind power generation systems, heavy mining equipment, precision CNC machine tools, automotive manufacturing lines, and industrial pump/fan applications.

Locking Assembly Installation

All products undergo strict quality control and are backed by 1-year warranty. We offer both standard configurations and customized solutions with OEM/ODM support. The locking devices are compatible with various international standards and can substitute for PRL, RCK, KTR, RFN, KLD, BK series components.

Locking Device Applications

U***R 2026-04-28

Been using these locking assemblies for the past month in our mining equipment fleet, and they’ve held up really well under heavy loads. The delivery was surprisingly fast, which helped get our downtime to a minimum. All items arrived securely packed and in perfect condition. Service team was quite responsive when I had a query about the package tracking. Definitely impressed with the overall handling and the quality of the shipping process. Will likely order again for our next maintenance cycle.

J***W 2026-04-28

Xceeded all expectations for delivery speed and packaging quality. The entire shipment arrived without any damage or delays, which is rare for heavy industrial components. Customer service team kept me updated at every step and was very polite when I had questions about tracking. The logistics handled the oversized parcels perfectly with proper labeling and timely notifications. Service representatives were knowledgeable and quickly arranged a reorganization of the pallets when I requested it. The ordering process was smooth and the invoicing was accurate with no errors. I appreciate how the team followed up after delivery to confirm everything was satisfactory. Truly a professional experience from start to finish. The shipping company they used was reliable and the drivers were careful during unloading. Communication was clear even though we had some weather interruptions. I will definitely order again for future projects.

C***L 2026-04-28

Beyond impressive from start to finish. The logistics team delivered these locking assemblies ahead of the promised schedule, with every package securely sealed and clearly labeled. Upon inspection, the build quality is robust and appears exactly as described in the specifications. The customer service representatives were exceptionally responsive and professional, promptly answering all my inquiries regarding shipping timelines and packaging integrity. They even provided proactive updates without me having to ask. For a bulk supply intended for demanding mining equipment, the packaging was clearly designed to withstand rough handling during transport. No damaged or missing items, which is a rare standard in my experience. I particularly appreciated how the warehouse staff double-checked the quantities before dispatch. Overall, a flawless transaction that exceeded my expectations for efficiency and care. Will confidently consider this vendor for future industrial needs.

O***U 2026-04-24

Logistics was impressively swift and the packaging held up well during transit. Long-distance shipping can be risky, but every component arrived without any damage. Service from the team was phenomenal; they kept me updated every step of the way. Honestly, the overall experience met my expectations for a bulk supply order. Looking forward to our next collaboration.

V***W 2026-04-23

Xcellent experience overall. The logistics were handled perfectly; the bulk order arrived ahead of schedule, which was a fantastic surprise and helped keep our project timeline on track. The packaging was robust and secure, ensuring every single locking assembly was protected during transit. Regarding quality, the KTR series components feel incredibly solid and well-manufactured, exactly as specified for heavy-duty mining applications. The service from the supplier was equally impressive; the communication was clear and proactive from the initial quote to the final delivery confirmation. Any minor questions we had were answered promptly and professionally. This seamless integration of reliable logistics, top-tier product quality, and outstanding customer support makes this supplier a highly recommended partner for industrial supply needs.

A***B 2026-04-19

Naturally, the shipping was incredibly fast and well-organized. The items arrived ahead of schedule, which was a pleasant surprise given the bulk order. Everything was securely packaged with no signs of damage. The quality of the locking assemblies appears to be robust and precisely manufactured, meeting the high standards required for mining equipment. The service provided was exceptional; the support team was responsive and helpful throughout the ordering process. Overall, a very reliable and satisfactory experience from start to finish. I would confidently recommend this supplier for industrial components.

X***Y 2026-04-19

Keenly satisfied with the overall experience of receiving this bulk order. The logistics were handled exceptionally well; the shipment arrived ahead of the estimated schedule, which was a pleasant surprise given the size and weight of the consignment. All items were securely and professionally packaged, with no signs of damage or mishandling during transit. Regarding quality, the locking assemblies appear to be manufactured to a very high standard, with precise machining and robust materials that inspire confidence for their intended heavy-duty application. The service provided was consistently professional and responsive; all pre-sale inquiries were answered promptly and accurately, and the post-sale support has been equally attentive. This seamless integration of efficient logistics, apparent top-tier quality, and outstanding customer service made the procurement process remarkably smooth and reliable. I would not hesitate to place another order for these critical components in the future.

A***L 2026-04-18

Delivery was impressively swift and well-coordinated. The logistics team handled the bulk shipment of KTR series locking assemblies with remarkable efficiency. Every pallet arrived securely wrapped and clearly labeled, which made our warehouse receiving process incredibly smooth. There were no delays or complications, which is crucial for our mining equipment maintenance schedule. The quality of the locking assemblies themselves is outstanding. They appear to be manufactured to very high standards, with precise tolerances and robust construction. The materials feel durable and suitable for the harsh conditions of mining operations. Initial inspections show perfect consistency across the entire bulk order, which gives us great confidence in their reliability. Customer service throughout this large order was exemplary. The sales representative was proactive in providing updates, and the support team was readily available to answer our pre-shipment questions. The documentation provided was clear and complete. This level of professional service, combined with flawless logistics and top-tier product quality, makes for a highly satisfactory procurement experience. We are very pleased with this transaction and the professionalism displayed at every step.

H***Y 2026-04-16

Fantastic experience overall. The shipping was incredibly fast and efficient, arriving well ahead of the estimated delivery window. The packaging was robust and secure, ensuring all components arrived in perfect condition without any damage. Regarding quality, the locking assemblies appear to be manufactured to a very high standard; the materials feel substantial and the machining is precise. Customer service was responsive and helpful when I had a preliminary inquiry about the bulk order logistics. They provided clear communication throughout the process. While I cannot comment on the specific performance or installation parameters yet, the initial impressions regarding the physical product and the transactional aspects are exceedingly positive. The entire process from order placement to delivery was seamless and professional. This supplier seems very reliable for industrial components. I am satisfied with this purchase and the service provided.

O***Y 2026-04-15

Great experience overall with this bulk order. The shipping was incredibly fast and efficient, arriving well ahead of the estimated schedule, which was a huge relief for our project timeline. The packaging was robust and secure, ensuring all the locking assemblies arrived in perfect condition without any damage or missing pieces. Regarding quality, the components feel solid and well-manufactured, exactly as described and matching the specifications we required for our heavy-duty mining equipment. The service from the supplier was also excellent; communication was clear and prompt from the initial inquiry through to the final delivery confirmation. They were very professional and helpful in answering all our questions. Generally, this was a smooth and satisfactory procurement process from start to finish. I would certainly consider ordering from them again for future supply needs. The combination of reliable logistics, good product quality, and attentive customer service made this a very positive transaction. Everything was handled professionally, and we encountered no issues whatsoever. It’s always a plus to work with a supplier that delivers on their promises and makes the bulk ordering process straightforward.

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