Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 12 - Jul 17
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Shielded 684ZZ Miniature Ball Bearings 4x9x4mm 10 Pack With Dual Metal Shields Pre Lubricated Chrome Steel For Dust Protection And Smooth Operation Ideal For RC Models And Precision Gear10 Pack 684ZZ Shielded Ball Bearings 4x9x4mm Set 4x9x4 mm shielded chrome steel bearings, 10 pack, pre lubed The 684ZZ shielded ball bearing is a compact, high precision unit used in small hobby gear, RC cars, drones, and model kits. Its double metal shields guard against dust and contaminants, while pre lubricated grease ensures smooth, ready to run operation in tight spaces. Size: 4x9x4 mm (ID 4 mm, OD 9 mm, width 4 mm) Shielding: double metal
✔️ 4x9x4 mm shielded chrome steel bearings, 10-pack, pre-lubed
The 684ZZ shielded ball bearing is a compact, high-precision unit used in small hobby gear, RC cars, drones, and model kits. Its double metal shields guard against dust and contaminants, while pre-lubricated grease ensures smooth, ready-to-run operation in tight spaces.
✅ Size: 4x9x4 mm (ID 4 mm, OD 9 mm, width 4 mm)
✅ Shielding: double metal shields (ZZ) for dust protection
✅ Material: chrome steel for durability
✅ Lubrication: pre-lubed grease for smooth operation
✅ Dynamic load: Cr 640 N; Static load: Cor 230 N
✅ Speed: up to 59,000 RPM
✅ Pack: 10 bearings per pack
✅ Applications: fits Kyosho, KOYO W684ZZ, NSK 684ZZ, NMB L-940ZZ in RC and model gear sets
💡 What is a shielded 4x9x4 mm ball bearing used for in hobby RC and small machines?
Shielded bearings are handy for compact setups where dust protection and smooth rotation matter. - Handy for RC cars, drones, and small machinery - Keeps dirt out while grease remains in - Ready-to-use in hobby kits with pre-lubed grease - Great for stocking up with a 10-packShipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy