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4PCS For Bicycle Bottom Bracket Deep Groove Ball Bearing ABEC-7 30407 2RS 30X40X7 mm Contains 12268~173110 2RS Multiple Models

Short Description:

Features:**Dependable Performance in Demanding Environments** Constructed from h


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Features:

**Dependable Performance in Demanding Environments**

Constructed from hardened GCr15 bearing steel, this ball bearing is designed for resilience and long-term durability. The primary defense against premature failure is provided by its rubber seals (RS), which guard against the ingress of destructive contaminants, making it exceptionally suitable for dirty or humid operating conditions.

**Interchangeable Component for Countless Applications**

This is a true multi-role bearing, capable of serving in fans, pumps, and various drive systems with equal effectiveness. Its standard dimensions guarantee it will fit a vast range of machinery. Precision-engineered to ABEC-7 standards with a C0 clearance, it provides a dependable combination of smooth operation and mechanical stability.

**Hassle-Free Installation and Sustained Performance**

The bearing is pre-lubricated, enabling immediate deployment into service with minimal effort. The sealed-for-life design minimizes upkeep by effectively retaining its lubricant, offering a set-and-forget solution that enhances equipment reliability and reduces maintenance costs.

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TECHNICAL SPECS
Item: 30407RS
Structure: Deep Groove
Material: Bearing Steel
Ball Material: Bearing steel
Bore Dia (d): 30 mm
Outer Dia (D): 40 mm
Width (B):7mm
Closures: Metal Seal
Lubrication: Grease
Magnetic: little
Hardness: 58HRC
Corrosion Resistance: General
Clearance: C0
Grades: ABEC-7

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