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SKFNN3022KM78C481Double Row Cylindrical Roller Bearing – 110 mm ID, 170 mm OD, 45 mm Width, 1:12 Tapered Bore

Condition: New

Availability:

3 in stock

Double row cylindrical roller bearing, 110 x 170 x 45 mm, 1:12 tapered bore, SKF NN 30 series. Two roller rows, ribbed inner ring, separable plain outer ring.

List Price

$173.47

3 in stock

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Specifications

Key Specifications

MFR / BrandSKF
MPNNN3022KM78C481
ModelNN 3022 K M 78 C481
Bearing TypeCylindrical Roller Bearing, Open
ID110 mm
OD170 mm
Width45 mm

Technical Specifications

MaterialBearing Steel
SeriesNN 30
Rolling ElementsCylindrical Roller
Number Of Rows2
Bore TypeTapered 1:12
Snap Ring IncludedNo
Harmonization Code8482.50.00

Cross-References

Cross Reference 1FAG NN3022-AS-K-M-SP
Cross Reference 2NSK NN3022KCC1P4
Cross Reference 3NTN NN3022KC1NAP4
Seller Part Number: BK4#9USZWR

Product Description

What this part is

SKF NN 3022 KM78C/C481 is a double row cylindrical roller bearing of the NN 30 series with a 1:12 tapered bore. Bore Diameter: 110 mm. Outside Diameter: 170 mm. Overall Width: 45 mm. Bore Type: Tapered 1:12. Rolling Elements: Cylindrical Roller. Number Of Rows: 2. Closure Type: Open. Seal type: Open. Series: NN 30. Harmonization Code: 8482.50.00.

Decoding the designation

NN — double row cylindrical roller bearing with two integral ribs on the inner ring and a rib-less, separable outer ring.

3022 — dimension series 30, bore code 22, 110 x 170 x 45 mm.

K — tapered bore, taper 1:12.

What these specs mean in practice

Two rows of cylindrical rollers give high radial load capacity and high radial stiffness in a narrow section. The ribbed inner ring locates the rollers; the plain outer ring allows axial float of the shaft relative to the housing. The 1:12 tapered bore mounts directly on a tapered spindle journal, and drive-up on the taper sets the radial internal clearance or preload.

Interchange guidance

Same-envelope 110 x 170 x 45 mm tapered-bore double row cylindrical roller bearings: FAG NN3022-AS-K-M-SP, NSK NN3022KCC1P4, NTN NN3022KC1NAP4. Precision class and clearance follow each maker’s own suffixes.

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