Deep Groove Ball Bearing – 6304-ZZ/2AS
NTN 6304-ZZ/2AS Deep Groove Ball Bearing – Compact, high-speed bearing with dual metal shields and Alvania #2 grease for reliable performance across a wide temperature range.
Original price was: $4.04.$3.83Current price is: $3.83.
(Save $0.21)Description
Enhance your machinery’s reliability with the NTN 6304-ZZ/2AS Deep Groove Ball Bearing, engineered for compact applications requiring high-speed, low-friction performance. This single-row bearing features a 20mm bore, 52mm outer diameter, and 15mm width, making it ideal for electric motors, pumps, and gearboxes.
Outfitted with double-sided metal shields (ZZ), it offers excellent protection against dust and debris. The 2AS suffix indicates pre-lubrication with Alvania #2 grease, supporting a wide operating temperature range of -40°C to +120°C.
Built from high carbon chrome steel and equipped with a pressed steel cage, this bearing maintains smooth operation under demanding conditions. It uses a CN (normal) radial internal clearance and meets ISO Class 0 precision standards, ensuring consistent performance
Specification
| Category | Details |
|---|---|
| Brand | NTN |
| Model | 6304-ZZ/2AS |
| Bearing Type | Deep groove ball bearing |
| Ball Rows | Single row |
| Bore | 20 mm |
| Outer Diameter | 52 mm |
| Width | 15 mm |
| Weight | 0.145 kg |
| Seal Type | Double shielded (ZZ) |
| Lubrication | Alvania #2 grease (2AS) |
| Radial Clearance | CN (normal) |
| Bore Type | Round |
| Material | High carbon chrome steel |
| Cage Type | Pressed steel |
| Ball Material | Steel |
| Precision Class | ISO Class 0 |
| Limiting Speed (Grease) | 14000 RPM |
| Static Load Rating | 1780 lbf / 7900 N / 14.00 kN |
| Dynamic Load Rating | 3950 lbf / 17600 N / 17.60 kN |
| Operating Temperature Range | -40°C to +120°C |
Additional information
| Weight | 0.145 kg |
|---|---|
| Dimensions | 52 × 15 mm |






There are no reviews yet.