Deep Groove Ball Bearings
4303 Deep Groove Ball Bearing
17 × 47 × 19 mm
4303 is a deep groove ball bearing from the 4300 series with a 17 mm bore, a 47 mm outside diameter and a 19 mm width. It has a dynamic load rating of 17,550 N and a static load rating of 11,880 N and a speed rating of 11,700 rpm (oil lubrication), weighing about 0.16 kg. The radial cross-section (D − d) is 30 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
4303 Specifications
| Bearing No. | 4303 |
|---|---|
| d (Bore) | 17 mm |
| D (Outer Dia.) | 47 mm |
| B (Width) | 19 mm |
| Dynamic Load | 17,550 N |
| Static Load | 11,880 N |
| Max. RPM | 11,700 |
| Weight | 0.16 kg |
| Series | 4300 Series Double Row Deep Groove Ball Bearings |
4303 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 4300 series page.
4303-ZZ
metal shields on both sides
4303-2RS
rubber seals on both sides
4303 C3
radial clearance larger than normal
4303-2RS C3
sealed, with C3 clearance
4303 N
snap ring groove in the outer ring
4303 M
machined brass cage
Neighbouring Sizes in the 4300 Series
4303 — Frequently Asked Questions
What are the dimensions of the 4303 bearing?
The 4303 has a bore (d) of 17 mm, an outside diameter (D) of 47 mm and a width of 19 mm, so it is written 17 × 47 × 19 mm.
What is the load rating of the 4303?
Dynamic load rating 17,550 N and static load rating 11,880 N. The speed rating is 11,700 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 4303 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 4303-ZZ (metal shields on both sides), 4303-2RS (rubber seals on both sides), 4303 C3 (radial clearance larger than normal), 4303-2RS C3 (sealed, with C3 clearance). Tell us the exact designation you need in a quote request.
Which other bearings have the same 17 mm bore as the 4303?
Other deep groove ball bearings with a 17 mm bore include 6803 (26 mm OD), 6903 (30 mm OD), 6003 (35 mm OD), 16003 (35 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 4303 bearing across India?
Yes. Logass Trade Centre supplies the 4303 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and brand preference.
Need pricing on the 4303?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.