N 321 · 105 × 225 × 49

Cylindrical roller · N 321

radial — high

    Drawing of N 321: ⌀105 × ⌀225 × 49 mm⌀225⌀10549N 321
    Fig. 1: N 321, end view and section; internal parts simplified per ISO 8826-1. Dimensions in mm

    There is no photo of this product: the 3D model and drawing show the dimensions of N 321

    Load: radial high; no axial loadCylindrical roller N

    Bearing Koyo N 321

    Price on request
    Available to order

    Specifications

    Manufacturer number
    d
    105 mm
    Bore diameter dBearing bore = shaft diameter. Source: supplier data
    D
    225 mm
    Outside diameter DOutside diameter = housing bore. Source: supplier data
    B
    49 mm
    Width BRing width. Source: supplier data
    Seal
    open, no protection
    Clearance
    normal clearance
    01

    Equivalents

    the same size 105 × 225 × 49 from other brands

    5 products
    Series illustration (not a photo of this item): N 321
    You are viewingKoyo N 321

    Same size, different design: the difference is written in the row.

    • Series illustration (not a photo of this item): N 321 E XL M1 C3N 321 E XL M1 C3clearance C3FAG105 × 225 × 49available to orderon request
    • Series illustration (not a photo of this item): N 321 ECP/C3N 321 ECP/C3clearance C3SKF105 × 225 × 49available to orderon request
    • Series illustration (not a photo of this item): NJ 321 ECJ/C3NJ 321 ECJ/C3clearance C3SKF105 × 225 × 49available to orderon request
    • Series illustration (not a photo of this item): NU321 MNU321 Mdifferent designURB105 × 225 × 49available to orderon request
    02

    Details

    what this bearing is, questions

    About the bearing

    d×D×Bsize 105 × 225 × 49mm

    Cylindrical roller N bearing N 321.

    Frequently asked questions

    Will 321 C3 fit instead?

    Same size, clearance greater than normal. C3 is used where the bearing runs hot or sits on the shaft with an interference fit. If the old bearing is not marked C3, take this one.

    Can I fit another brand instead of this bearing?

    Without checking, only an exact equivalent: the size, seal, clearance and design match according to the brand’s catalogue. Positions with the same geometry differ in seal, clearance or design, and each one says so in the equivalents block. Load ratings differ between manufacturers, so for a heavily loaded unit compare C.

    How do I get a price and a lead time?

    Press “Request a quote” and send the part number and quantity. We reply with the price, availability and delivery terms for your country.

    03

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