SKF 3306ATN9 Double-row angular contact ball bearing
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Product Description
SKF 3306ATN9 double-row angular contact ball bearing. Double-row angular contact ball bearing (32xx-2Z, 33xx, 52xx / 53xx) taking heavy combined radial and axial load in both directions from a single position. Contact angle 30° or 45°. Standard shielded (2Z) or contact-sealed (2RS1) execution. Suitable for pump impeller shafts, gearbox output shafts, propeller-shaft thrust ends on smaller marine gearboxes.
Technical Specifications
- Type
- Double-row angular contact ball bearing
- Designation
- SKF 3306ATN9
- Bore d
- 30 mm
- HS code
- 8482.10
- Bore diameter
- 30 mm
- Outside diameter
- 72 mm
- Width
- 30.2 mm
- Contact angle
- 30 °
- Basic dynamic load rating
- 42.5 kN
- Basic static load rating
- 30 kN
- Reference speed
- 10000 r/min
- Limiting speed
- 9000 r/min
- SKF performance class
- SKF Explorer
- Contact type
- Normal contact (two-point contact)
- Number of rows
- 2
- Locating feature, bearing outer ring
- Without
- Ring type
- One-piece inner and outer rings
- Cage
- Non-metallic
- Arrangement of contact angle (double-row bearing)
- Back-to-back (O)
- Matched arrangement
- No
- Universal matching bearing
- No
- Axial internal clearance
- CN
- Material, bearing
- Bearing steel
- Coating
- Without
- Sealing
- Without
- Lubricant
- None
- Relubrication feature
- Without
- Indicative carbon footprint for new product
- 1.9 kg CO2e
- Product net weight
- 0.52 kg
- eClass code
- 23-05-08-03
- UNSPSC code
- 31171531
- Dimensions (d × D × B)
- 30 × 72 × 30.2 mm
Standards & Compliance
- Standard
- SKF designation convention (see description for governing ISO / DIN)
- Material
- As declared by SKF designation suffix
- Temperature Range
- Per SKF product data
- HS Code
- 8482.10
Cross References
- FAG 33069
- NSK 33069
- NTN 33069
- Timken 33069
- Koyo 33069
- Alt. designation 3306 ATN9
- Equivalent: 33069 (FAG)
- Equivalent: 33069 (NSK)
- Equivalent: 33069 (NTN)
- Equivalent: 33069 (Timken)
- Equivalent: 33069 (Koyo)
Compatibility & Fitment
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 3306ATN9?
- 3306ATN9 can be ordered from cballast.com as a SKF catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this SKF product?
- The manufacturer part number is 3306ATN9.
- What is the HS code for 3306ATN9?
- The customs tariff (HS) code for 3306ATN9 is 8482.10.
- Who manufactures 3306ATN9?
- 3306ATN9 is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for 3306ATN9?
- Yes — the 3306ATN9 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 3306ATN9?
- The minimum order quantity is 1.
- Is 3306ATN9 available?
- Yes — 3306ATN9 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).