6203-2NSE Nachi Bearing 17x40x12 Sealed C3 Japan Ball Bearings

6203-2NSE Nachi Bearing 17x40x12 Sealed C3 Japan Ball Bearings

Key features

  • Single-row deep groove geometry for high speeds and supporting both radial and axial loads
  • Chrome steel for durability and resistance to deformity under heavy loads
  • C3 radial internal clearance for radial slack between the inner and outer rings is greater than CN (normal) to compensate for thermal expansion
  • Rubber seals on both sides of the bearing keep the lubricant in and contaminants out
  • Static load rating of 4,800 newtons and dynamic load rating of 9,550 newtons

6203-2NSE Nachi Bearing 17x40x12 Sealed C3 Japan Ball Bearings

List Price: $19.24$17.32DEALYou Save: $1.92 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 24, 2026In Stock (4)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection

Customer Reviews

Reviews sourced from verified Amazon purchasers
4.5
out of 5
Based on 10 reviews
5
90%
4
10%
3
0%
2
0%
1
0%
These made me look good on my first motor rebuild.
Fred WichmannMay 27, 2017
I purchased two for my Hayward pool pump rebuild and they worked perfectly. It's amazing how quietly my pump runs with these new bearings. Don't forget to buy a bearing puller if you don't have one.
Saved Our Old Compressor
MizJonesMay 7, 2017
We rely on a huge old compressor for our very large shop. Periodically the thing blows a gasket or breaks down but the money's not always there to replace the entire assembly so we buy what we can for the interim. This bearing was perfect. Compressor's running like a charm (for now anyway) and we're very happy with this thing.
yippy
jApril 25, 2017
used these to replace idler pulley bearings on a troy bilt pony lawn tractor deck, perfect fit to replace the chinese bearings that failed after 1 year, easy peasy to do if you have the time, these cost almost as much as a whole pulley but i have confidence these will last much longer due to origin of manufacture.
Works great.
Randall De RuyterMarch 22, 2017
Used these when I was rebuild pump motor on Century motor. Works great.
Excellent product and supplier....highly recommend DYI!
cperfectionMay 17, 2016
Outstanding product, pricing and delivered early. Replaced both bearings in Hayward Superpump II motor, after complete rebuild, only original part left was the motor itself. Performed preventive maintenance cleaning motor inside and out, replaced front and back bearings and capacitor. Bearings are well made and fit as designed. Five year motor is running smoother and quieter in Arizona's sun.
Bearings used:
6203-2NSE Nachi Bearing 17x40x12 Sealed C3 Japan Ball Bearings
6304-2NSE Nachi Bearing 20x52x15 Sealed C3 Japan Ball Bearings
Capacitor:
TEMCo Motor Run Capacitor RC0010 - 25 mfd 370 V VAC volt 25 uf Round HVAC TEMCo AC Electric
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