Lightweight Aluminum Industrial Power Transmission Parts with GB

• Customization: Available
• Standard Or Nonstandard: Nonstandard
• Shaft Hole: 19-32
• Torque: as Per Requirement
• Bore Diameter: as Per Requirement
• Speed: as Per Requirement
• Structure: Flexible & Rigid
• Material: Stainless Steel,Iron, Aluminium
• Type: as Per Requirement
• Package: Suitalbe for Ocean and Air Shipment
• OEM: Accetable
• ODM: Acceptable
• Factory Tour: Acceptable
• Sizes: Full Range
• Usage: Various Industires
• Samples: Available
• After Sales Service: Available
• Transport Package: Woode Box
• Specification: 100*100*100cm
• Trademark: OEM
• Origin: China
• Production Capacity: 1000000PCS/Year

Product Description

Product parameters

Bore diameter	10mm to 200mm, customizable
Outer diameter	Customized according to hub or gear dimensions
Installation method	Screw-tightened
Torque rating	Depends on model and material
Eccentricity / Concentricity	Maintains hub alignment and precision
Non-standard designs	Fully customizable
Standard models	Comply with DIN / ISO / GB standards
Applications	V-belt and timing pulleys Gears and gearboxes Fans, pumps, compressors Speed reducers and drive systems Construction machinery Automation and conveyor machinery
Material Options	45# Steel 20CrMnTi Alloy Steel Stainless Steel (304 / 316) Carbon Steel Surface finishing: Blackening, phosphating, zinc plating, coating
Belt Types	Standard Taper Locking Assembly Double-Bore Locking Device Screw-Locking Taper Sleeve Light-Duty Locking Device Heavy-Duty Locking Device Custom Locking Devices

Product Description

Locking devices, also called taper locking assemblies, are high-precision mechanical components used to secure shafts to hubs, gears, or pulleys. They provide reliable transmission, precise positioning, quick installation, easy removal, and high torque capacity.

Product advantage

Quick installation and removal: Secures without keyways, tightening achieved via screws.

High torque capacity: Even pressure distribution ensures reliable torque transmission.

High precision: Maintains concentricity and minimizes radial runout between hub and shaft.

Durable and wear-resistant: Made from high-strength steel with optional heat treatment or corrosion-resistant coating.

Wide range of sizes and bore options, compatible with pulleys, gears, and hubs.

Why Choose Us

Full range of sizes and models to fit most hubs, gears, and pulleys.

Supports sample orders as well as mass production.

High-strength materials and heat treatment ensure durability and reliability.

Strict quality control ensures stable torque transmission for each assembly.

OEM/ODM branding and custom packaging available.

ABOUT US

Diligence & Fine Machinery (Qingdao) Co., Ltd. is specialized in dealing with the transmission components for general use,it is the integration of the manufacturing and sales of them,the products are mainly for export.A full range of tansmission parts are developed and designed by our capable and experienced engieers and advanced equipments are invested which ensure the superior products quality, reasonable prices and broad sales network, aiming to provide global customers with excellent power transmission components and excellent service.We have been dedicated to developing and improving the products quality and distribution network for 15 years, and as a result, Diligence & Fine has become one of the most famous brands in this highly competitive market.

And now, Diligence & Fine Machinery is a leading manufacturer and distributor,  sales marketings spread over 20 countries and regions in the world. .

Our high-quality products include: high-precision ground gears, timing pulleys, shrink discs, couplings, rims, pulleys(European Standard, American standard), belts, flanges, and various non-standard parts and castings products. The annual production capacity can reach 5 million pieces. The products can be used in various fields, including air compressors, wind motors, textile machineries, central air conditioning, environmental protection equipments, mining machineries, petroleum machineries, construction machineries, plastic machineries, woodworking machinerines, washing machineries, papermaking equipments, cable machineries, steel cord machineries, feed machineries, food machineries, glass machineries…and so on.

FAQ

Q1: Are you factory?

A: Yes, we are factory. We have world leading manufacturing facilities which can meet  different levels of product.

Q2: What's your MOQ

A: MOQ. 1

B: Customized products: Depend on different products.

Q3: How long is your warranty?

A: Guarantee for 12 months from the date of shipment.

Q4: Could you be the OEM for the customer?

A: No problem, we have quite rich experience for world famous brands for dozens of years. 

Q5: What's your delivery time?

A: Small standard products are always in stock.

B: Big-sized products deliver in 15-20 days.

C: Customized product delivery depends on different products.

Q6: What are your terms of payment?

A: Small Amount: T/T 100% in Advance.

B: Large Amount: T/T 30% as a deposit, and 70% before delivery. We'll show you the  photos of the products and packages before you pay the balance.