Bore Diameter: 40 mm
Outside Diameter: 90 mm
Overall Width: 23 mm
Weight: 0.639kg/pc
Closure Type: ZZ
Internal Clearance: C0
Lubrciation: Standard grease
Certificate: ISO9001: 2015
MOQ: 10PCS
6308zz bearing is single row radial deep groove ball bearing fond in many applications.
For this bearing, specification is as below,
| Bore Type | Round |
|---|---|
| Bore Diameter | 40 mm |
| Outside Diameter | 90 mm |
| Overall Width | 23 mm |
| Closure Type | Double Shielded, ZZ |
| Row Type & Fill Slot | Single Row Non-Fill Slot |
| Snap Ring Included | Without Snap Ring |
| Internal Clearance | C0/CN |
| Dynamic Load Capacity | 40500 N |
| Precision Rating | ABEC1, P0 |
| Finish/Coating | Uncoated |
| Interchange Numbers | 6308-ZZ, 6308-Z, 6308 2Z, 6308-2Z, 6308z, 6308 zz |
1. 6308zz bearing belongs to single row deep groove ball bearing
2. Grade 10 chrome steel balls, which are higher precision compared with norma balls
3. Gcr15 steel as raw material, hardness of which is 60-65HRC
4. OEM service can be provided for 6308 ZZ bearings
5. We have large stock for 6308-2Z bearings, delivery time is 1-3 days for small amount
Q1: What is delivery time if I place an order ?
A: For common bearing models and if quantity is not big, normally our delivery time is 1-3 days after payment.
If amount is big, normally our delivery time is 7-20 days.
For custom made bearings, our delivery time will be longer. It depends on bearing material, bearing model number and quantity.
Q2: Do you have warranty for your bearings ?
A: Our 6308zz bearings warranty is 1 year.
Q3. Do you provide custom made service ?
A: Yes, we provide custom made service for bearings and bearing packages.
You can send us your bearing brand logo and bearing package.
Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.
Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.
A quick review of Deep Groove Ball Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.
Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.
1. Sea shipping for mass cargos (GW > 500KGS)
2. Air shipping (GW between 100KGS – 500 KGS)
3. Express, such as DHL, TNT, Fedex, UPS for small cargos ( GW < 100KGS)
4. If you have shipping agent in China, we can send goods to your shipping agent's warehouse
We accept T/T, W/U, PAYPAL, L/C etc
Buyer FAQ
Confirm the bearing number, bore size, outside diameter, width, seal or shield type, cage material, clearance, precision level, quantity, and application. These details help prevent a size match from becoming a performance mismatch.
Yes. Replacement and repeat orders are easier when the original marking, measured dimensions, photos, application, and quantity are available. If the marking is unclear, the team can start from the size and working condition.
This item is handled within the Deep Groove Ball Bearings family. Comparing the family page can help buyers review similar sizes, seal options, load direction, and related bearing choices before requesting a quote.
Price and lead time can change with quantity, stock availability, precision grade, clearance, material, cage, seal or shield type, lubrication, packaging, and whether the order needs standard matching or custom production.
Inspection can include material review, dimensional measurement, noise and vibration checks, surface and crack checks, visual review, and packaging inspection according to the confirmed order requirements.
Need help checking fit, price, or lead time? Request a bearing quote
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