NKI17/16 Machined Needle Roller Bearing No Inner Ring 17x29x16mm High Load Compact Transmission Equipment

The NKI17/16 machined needle roller bearing adopts integrated solid outer ring and precision needle roller assembly without separate inner ring. It features ultra-compact radial size and outstanding radial load capacity, suitable for narrow installation space gearboxes, automation transmission and compact rotary parts.

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• No inner ring design greatly saves radial installation space for compact mechanism
• Dense arranged needle rollers provide superior heavy radial load capacity
• Solid machined outer ring high rigidity, resistant to deformation under heavy load
• Precision ground raceway ensures low friction and stable rotation
• Shaft surface can directly serve as inner raceway to reduce part cost
• Custom seal structure, precision grade and surface anti-rust treatment optional
• 👉 Miniature high-load bearing solution to simplify equipment structure

• This needle roller bearing is widely used in: Small gearbox, miniature reducer and compact transmission assemblies
• Automation sliding components, textile machinery and printing equipment
• Construction machinery auxiliary rotary parts and hydraulic valve core
• General compact mechanism requiring large radial load support
• 👉 Ideal space-saving machined needle roller bearing for narrow installation devices

• 25+ years experience in machined needle roller bearing manufacturing
• Exported to 50+ countries worldwide
• Rich OEM experience for NKI series needle bearing bulk orders
• Strict dimension, hardness and load durability inspection before shipment
• Fast response within 24 hours
• Stable bulk supply for long‑term transmission machinery cooperation
• 👉 We focus on quality, reliability, and long‑term partnership

• Raw bearing steel incoming inspection
• Ultra-precision grinding for outer ring raceway and needle rollers
• Standard heat treatment hardness control
• Rotation smoothness, load performance and dimensional testing
• Full dimension tolerance inspection before delivery
• 👉 Ensuring consistent high-load stable performance for every needle bearing

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Looking for reliable no inner ring machined needle roller bearing supplier?

• 👉 Send your inquiry to get:
• Fast quotation within 24 hours
• Professional needle bearing technical parameter support
• Custom seal & precision grade solution suggestions
• Competitive factory wholesale price

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• Q1: Does NKI17/16 need a matching inner ring?

  No, it works without inner ring; the quenched shaft surface acts as inner raceway.

• Q2: Can you supply sealed NKI17/16 AS with oil hole?

  Yes, sealed type and relubricable version can be customized as demand.

• Q3: What is your standard delivery time?

  Standard models: 7–15 days

  Custom special specifications depend on technical parameters