ROUND SPACER

A ROUND SPACER is a cylindrical component installed between a shaft and a mounting hole or housing. It can be used for support, guidance, positioning, and separating contact surfaces. By allowing the spacer to absorb friction and wear, it helps protect the shaft and housing bore while maintaining stable movement and positioning of the assembled components.

Product Name: ROUND SPACER / Round Bushing / Sleeve Bushing
Product Structure: Hollow cylindrical, straight sleeve, or stepped structure
Primary Functions: Support, guidance, positioning, isolation, and wear reduction
Inner Diameter: Selected according to shaft diameter and fit tolerance requirements
Outside Diameter: Determined according to the mounting hole diameter and required press-fit interference
Length: Standard dimensions or specified according to assembly depth
End Types: Flat end, chamfered end, rounded edge, or other specified machining
Materials: Carbon steel, stainless steel, copper, brass, alloy steel, or engineering plastics
Surface Treatments: Grinding, zinc plating, nickel plating, black oxide, passivation, or other specified finishes
Lubrication Designs: Smooth inner bore, oil groove, lubrication hole, or self-lubricating structure
Precision Requirements: Manufactured according to inner and outer diameter tolerances, concentricity, and surface roughness requirements
Processing Methods: Turning, drilling, grinding, or precision machining
Production Options: Standard specifications or custom production based on drawings

Category:

Reduces Direct Wear on Shafts

A ROUND SPACER separates the shaft from the housing bore, concentrating friction and wear on a replaceable component and helping reduce damage to the main equipment structure.

Provides Stable Guidance

A precision inner bore can support reciprocating or rotational shaft movement, helping reduce runout and maintain stable direction of motion.

Easy to Maintain and Replace

When worn, the ROUND SPACER can be replaced independently without repairing the shaft housing or replacing the entire component, helping simplify maintenance procedures.

Wide Range of Material Options

Metal or engineering plastic materials can be selected according to load, rotational speed, lubrication, wear resistance, and corrosion-resistance requirements.

Supports Custom Machining

The inner diameter, outside diameter, length, oil grooves, lubrication holes, and end structures can be customized according to engineering drawings. ROUND SPACERS are commonly used in machinery, automation equipment, molds, and automotive and motorcycle components.

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