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430318

Image for Illustration purposes only. Actual product may vary

The NTN 430318 is a double row tapered roller bearing with a straight bore, designed for inch series applications. This bearing accommodates combined radial and axial loads in heavy-duty industrial machinery, gearboxes, and axle housings. The separable design simplifies mounting and maintenance.

MODEL 430318

BRAND

SKU

283111

WEIGHT

27.558 lb

UOM

each

UPC

4547359533538

$1,797.33 Each

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Bearing Modification Services

Typically Ships in: 1 day

Returnable:No

B1

4.0157 in

Bore Type

Round

Bore type

Round

C (in)

3.1890

Configuration

Two

d (in)

3.5433

D (in)

7.4803

Dynamic Load Rating

130000 lbf

Dynamic load rating

130000 lbf

e

0.35

Enclosure

Open

I.D.

90 mm

Material

Through hardened steel

O.D.

130 in

Precision Rating

Class 0

Precision rating

Class 0

r (in)

0.1575

Static Load Rating

183000 lbf

Static load rating

183000 lbf

Style

TDO

Type

Tapered Roller Bearing

Y0

1.91

Y1

1.96

Y2

2.91

Technical Specifications
Type
Tapered Roller Bearing
Bore Type
Round
Material
Through Hardened Steel
e
0.35
Y1
1.96
Y2
2.91
Y0
1.91
Style
TDO
Precision Rating
Class 0
Configuration
Two
Static Load Rating
183000 lbf815000 N815.00 kN
Dynamic Load Rating
130000 lbf580000 N580.00 kN
Enclosure
Open
27.558 lb12.500 kg
Dimensional Specifications


Double Row Tapered Roller Bearings - Dimensions

d
3.5433 in90.000 mm
D
7.4803 in190.000 mm
C
3.1890 in81.000 mm
B1
4.0157 in102.000 mm
r
0.1575 in4.000 mm

How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

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Return policy

Item must be unused.

Item must be in it's original package.