51103 Single Row Separable Unidirectional Thrust Ball Bearing 17x30x9mm Vertical Pump Mini Reducer Equipment

The 51103 single-direction thrust ball bearing is a separable three-piece assembly consisting of shaft washer, housing washer and ball cage unit, specially designed to bear unidirectional pure axial load, not suitable for radial force.

It is widely used in vertical pumps, small jacks and low-speed vertical transmission equipment that require stable unidirectional axial support.

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Full technical data and drawings available upon request

• Three-piece separable split design, convenient independent disassembly, installation and regular maintenance inspection
• Only bears pure unidirectional axial thrust load, delivers high axial rigidity under continuous static & light impact load
• Precision deep raceway grooves lock steel balls evenly, reduce sliding friction and stable low-noise operation
• Compact thin overall height saves axial installation space for small vertical mechanical structures
• Standard metric ISO size, fully interchangeable with universal aftermarket replacement thrust bearings
• Optional upgrades: stainless steel anti-rust version, P6/P5 high precision grade, self-aligning housing washer

Eliminates axial shaft floating and improves positioning stability of vertical rotating equipment

This unidirectional separable thrust ball bearing is widely used in:

• Vertical water pump and miniature centrifugal pump vertical shaft support assemblies
• Small hydraulic jacks, lifting tools and manual pressure equipment
• Low-speed mini reducers, textile vertical spindles and office printing machinery
• Small medical rotary equipment, agricultural auxiliary vertical transmission parts

Ideal for customers looking for compact low-speed axial thrust bearing solutions

• 25+ years experience in thrust ball bearing manufacturing
• Exported to many countries worldwide
• Rich OEM bulk order experience for separable axial thrust bearings
• Strict load capacity, dimensional tolerance and rotation noise inspection before shipment
• Fast professional engineer technical response within 24 hours
• Stable mass supply for long-term pump and light transmission machinery factory cooperation

We focus on stable high axial rigidity and long service cycle reliable performance

• GCr15 bearing steel raw material composition and hardness inspection
• Precision grinding for shaft & housing washer raceway surfaces
• Standard quenching & tempering heat treatment control
• Axial static load durability test and full dimensional recheck
• Individual anti-rust oil treatment and separate plastic packaging

Ensuring consistent smooth stable unidirectional axial load rotation performance for every bearing

Looking for a reliable separable single direction thrust ball bearing supplier?

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• Fast quotation within 24 hours
• Professional engineer technical support
• Custom precision, material and self-aligning washer solution suggestions
• Competitive factory wholesale price

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