SKF UC309 Insert bearing (YAR / YET / YSA / YEL)
SKF

SKF UC309 Insert bearing (YAR / YET / YSA / YEL)

Part numberUC309Item numberSKF-UC309HS code8482.10
SKF designation convention (see description for governing ISO / DIN)
MaterialAs declared by SKF designation suffix
MOQ:1

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Product Description

SKF UC309 insert bearing (yar / yet / ysa / yel). Spherical-outer-ring insert ball bearing suited to drop-in mounting in a pillow-block, flanged, take-up or tapped-base housing. Set-screw (YAR), eccentric locking collar (YET), adapter-sleeve (YSA), or grub-screw double-lock (YEL) shaft attachment per suffix. Sealed for life with grease; regreasable variants add a lubrication nipple to the outer ring. Shaft bore diameter 45 mm, encoded by the SKF designation.

Technical Specifications

Type
Insert bearing (YAR / YET / YSA / YEL)
Designation
SKF UC309
HS code
8482.10
Shaft bore
45 mm
Shaft diameter
45 mm
Bore diameter
45 mm
Outside diameter
100 mm
Width, total
57 mm
Width, inner ring
57 mm
Width, outer ring
29 mm
Basic dynamic load rating
52.7 kN
Basic static load rating
32 kN
Limiting speed
3750 r/min
Note
Limiting speed with shaft tolerance h6
Retaining feature, inner ring
Set screws
Bore type
Cylindrical
Rolling elements
Balls
Outer ring type
Spherical
Inner ring extension
On both sides
Cage
Sheet metal
Rubber seating ring
Without
Material, bearing
Bearing steel
Coating
Without
Sealing
Seal and flinger on both sides
Sealing type
Contact, standard
Lubricant
Grease
Relubrication feature
With
Product net weight
1.3 kg
eClass code
23-05-16-02
UNSPSC code
31171536

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

  • NTN 309
  • NSK 309
  • FAG 309
  • Koyo 309
  • ASAHI 309
  • Equivalent: 309 (NTN)
  • Equivalent: 309 (NSK)
  • Equivalent: 309 (FAG)
  • Equivalent: 309 (Koyo)
  • Equivalent: 309 (ASAHI)

Compatibility & Fitment

Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: SKF UC309 Insert bearing (YAR / YET / YSA / YEL) — Specification sheet

Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy UC309?
UC309 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 UC309.
What is the HS code for UC309?
The customs tariff (HS) code for UC309 is 8482.10.
Who manufactures UC309?
UC309 is a SKF product in the Bearings & Power Transmission range.
Is a datasheet available for UC309?
Yes — the UC309 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for UC309?
The minimum order quantity is 1.
Is UC309 available?
Yes — UC309 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).