Tapered Roller Bearings K3490-3420

K3490-3420

Bore Diameter:38,1 mm

Outside Diameter:79,375 mm

Width:29,37 mm

Weight:0,66 kg

The K3490-3420 bearing is a Tapered Roller Bearings with an inner diameter of 38,1 mm , an outer diameter of 79,375 mm, a width of 29,37 mm. It typically uses ABEC-5 grade precision tolerances and Open type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

38,1 mm

Outside Diameter:

79,375 mm

Thickness:

29,37 mm

Weight:

0,66 KG

Specifications:

Structure:

tapered roller bearing

Precision Rating:

ABEC-5

Bearing Material:

Chrome Steel

Seals Type:

Open

Transaction Information:

Payment term:

Delivery time:

Stock

Item:Tapered Roller Bearing K3490-3420

1)ISO 9001:2008 approved

2)long life and low noise

3)OEM service

4)stocks

Specifications

Material :GCr15/GCr15SiMn / G20Gr2Ni4A
Hardness :HRC60-HRC64
Closures :Unsealed/Sealed Grade : P5

Clearance :C0, C3, C4

Lubrication :Oil or grease
Features: These bearings are featured by the extremely big axial load carrying capacity and meanwhile they can also carry certain radial load

Packing :
1. For small ones: Anti-rust oil+ plastic bag+ paper box+ wooden box
2. For big ones: Anti-rust oil+ waterproof belt+ professional belt +wooden box

Application :Steel industry, oil industry, cement industry, mining & construction, papermaking machinery, rolling mill, sugar mill, vibrating screens, conveyors, air blower, transmissions, and other heavy machinery

Tapered roller bearings K3490-3420
in inch sizes, separable, adjusted or in pairs

38,1 mm

79,375 mm

29,37 mm

20,8 mm

29,771 mm

23,813 mm

C_{a min}

2 mm

C_{b min}

5 mm

D_{a min}

67 mm

D_{b min}

74 mm

d₁

57,5 mm

d_{a max}

45,5 mm

d_{b min}

52 mm

r_{1, 2 min}

3,6 mm

r_{3, 4 min}

3,3 mm

r_{a max}

3,6 mm

r_{b max}

3,3 mm

0,66 kg

Mass

C_r

90000 N

Basic dynamic load rating, radial

C_0r

110000 N

Basic static load rating, radial

0,37

1,64

Y₀

0,9

C_ur

13500 N

Fatigue limit load, radial

n_G

8800 1/min

Limiting speed

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