Our R4-ZZ Stainless Steel Miniature Ball Bearing is an economical and reliable choice designed specifically for machinery and equipment utilizing imperial (inch) dimensions. Made from standard, durable stainless steel, the R4-ZZ bearing delivers practical rust protection and smooth daily operation at a highly competitive wholesale price. It is the perfect fit for distributors, wholesalers, and aftermarket maintenance.

 Key Features:

 Standard Imperial Fit: Perfectly matches a 1/4-inch shaft diameter, making it a hassle-free replacement for US and UK standard machinery.

 Cost-Effective & Practical: Optimized for buyers who need dependable anti-rust performance without paying the premium price of high-end brands.

 Double Metal Shields (-ZZ): Pre-lubricated with standard industrial grease to protect internal steel balls from dust and light contaminants.

 Flexible Sourcing & Mixed Orders: As a resourceful supply chain partner, we accept small MOQs and mixed batches of various inch and metric sizes.

 Typical Applications:

 Outdoor Gear & Gardening Tools: Lawn mowers, edgers, and garden tractors.

 Sports & Hobby Equipment: Fishing reels, skateboard wheels, and RC (remote-controlled) models.

 Handheld Power Tools: Sanders, drills, and standard workshop equipment repairs.

 Home Automation: Small appliances, window pulleys, and sliding door mechanisms.

 Technical Specifications:

Model: R4-ZZ (R4-2RS rubber seal version also available)

 Bore Diameter (d): 1/4 inch (6.35 mm)

 Outer Diameter (D): 5/8 inch (15.875 mm)

 Width (B): 0.196 inch (4.978 mm)

 Material: Reliable Stainless Steel

Our Service: Fast shipping from large stock. Mixed wholesale orders are warmly welcomed!

Can't find your specific bearing model or size?

We are a full-range bearing supply chain partner. Whether you need stainless steel, chrome steel, miniature, or large industrial bearings, we can source them all at the most competitive wholesale prices. Send your RFQ (Inquiry List) directly to us, and get a quick quote within 24 hours!