Dimensions: 30X72X19mm
Weight: 0.35kg/piece
HS Code: 8482102000
Material: chrome steel
Number of Row: single row
Structure: deep groove ball bearing
Seal: rubber seal on both sides
Internal Play: C3, larger than C0
6306-2RS-C3 bearing is double shielded deep groove ball bearing.
For this bearing model,
Dimensions: 30X72X19mm
Weight: 0.35kg/piece
HS Code: 8482102000
Material: chrome steel
Dynamic Load Rating: 26.6kN
Static Load Rating: 14.9kN
Number of Row: single row
Structure: deep groove ball bearing
Seal: contact rubber seal on both sides
Internal Play: C3, larger than C0
Lubrication: Standard grease or oil
Working Temperature: -30°C to 120°C
Alternatives: 6306-2RS-C3, 6306.2RS.C3, 6306 2RS C3, 6306-2RSC3, 6306 2RS/C3, 6306-2RS/C3, 6306-2RSR-C3, 6306-2RS1/C3, etc.
C0 is standard clearance, while C3 clearance is larger than C0 clearance.
C3 oil gap bearings are suitable for the following occasions,
The temperature difference between the inner and outer ring is large, bear a large load or need to improve the self-aligning performance。
C0 oil gap is suitable for the following occasions,
The rotation accuracy is high, or the axial displacement needs to be strictly controlled.
1. Send us your bearing inquiry, including your bearing models, your quantity.
2. We will quote you bearing price. Moreover, we will give you shipping options and freight charge quotation if you want.
3. If you agree with our price, we will send you proforma invoice (PI) for payment.
4. After you finish payment, we will prepare bearings for you and arrange shipment.
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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