SKF Bearing 316739 A

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Specifications of SKF Bearing 316739 A

Design

Design variant/feature NNU.4/C4W33WI
SKF Bearing 316739 A

Dimensions

d 460.0mm Bore diameter
D 650.0mm Outside diameter
B 235.0mm Overall bearing width
D1 589.0mm Shoulder diameter outer ring
F 509.0mm Raceway diameter inner ring
b 16.7mm Width of annular groove
K 9.0mm Diameter lubrication hole
r1,2 4.0mm Chamfer dimension outer ring
r3,4 12.0mm Chamfer dimension inner ring
u03b1 20.0u00b0 Chamfer angle inner ring
s 3.4mm Permissible axial displacement from the normal position of one bearing ring relative to the other
SKF Bearing 316739 A

Abutment dimensions

da 480.0mm Abutment diameter spacer sleeve
da 502.0mm Abutment diameter spacer sleeve
db 514.0mm Abutment diameter shaft
Da 636.0mm Abutment diameter spacer sleeve / housing
ra 4.0mm Fillet radius
rb 2.5mm Fillet radius

Calculation data

Basic dynamic load rating C 4400.0kN
Basic static load rating C0 11200.0kN
Fatigue load limit Pu 900.0kN
Reference speed 670.0r/min
Limiting speed 1000.0r/min
Calculation factor kr 0.36

Mass

Mass bearing 260.0kg

Product description of SKF Bearing 316739 A

SKF Bearing 316739 A, Category: SKF Bearing > Rolling bearings > Roller bearings > Cylindrical roller bearings > Double row. and we have related type you may also like SKF Bearing 319426 B-2LS.
SKF single row cylindrical roller bearings are available in many designs, series and sizes. The major design differences between the bearings presented in this section are in:
the cage design and material
the configuration of the inner and outer ring flanges
The most common designs of SKF Bearing 316739 A, single row cylindrical roller bearings are shown here.
NU design bearings
Have two integral flanges on the outer ring and no flanges on the inner ring Can accommodate axial displacement of the shaft relative to the housing in both directions Can be used together with an appropriate angle ring to stabilize the bearing in the axial direction (Appropriate angle rings)

N design bearings
Have two integral flanges on the inner ring and no flanges on the outer ring
Can accommodate axial displacement of the shaft relative to the housing in both directions
NJ design bearings , Have two integral flanges on the outer ring and one on the inner ring
Can accommodate axial displacement of the shaft relative to the housing in one direction only
Are used to locate the shaft axially in one direction
Can be used together with an appropriate angle ring to stabilize the bearing in the other axial direction (Appropriate angle rings)

NUP design bearings
Have two integral flanges on the outer ring and one integral flange and one non-integral flange, i.e. a loose flange ring, on the inner ring Are used to locate the shaft axially in both directions

Inch bearings
SKF Bearing 316739 A, The design of SKF inch bearings in the CRL and CRM series (product table) conforms to the metric N design. They are mainly used in the aftermarket and, therefore, SKF recommends not to use these bearings for new bearing arrangement designs.

Appropriate angle rings (thrust collars)
Are used with NU design bearings to locate the shaft axially in one direction.
Angle rings should not be used on both sides of NU design bearings as this can lead to axial clamping of the rollers.
Are used with NJ design bearings to locate the shaft axially in both directions (fig. 6)
Are made of carbon chromium steel
Are hardened and ground
Have a maximum axial run-out that is in accordance with the Normal tolerance class for the appropriate bearing
Are identified by the series designation HJ followed by the appropriate bearing dimension series and size
Are available as listed in the product table
Must be ordered separately

Reasons to design angle rings into a bearing arrangement include:
No NJ or NUP design locating bearings in the product range

To provide an extended inner ring seat for heavily loaded bearings in the locating position:
Full width inner ring seat of NJ design bearings with an HJ angle ring compared to NUP design bearings having a shorter inner ring and a loose flange
To simplify design or mounting procedures.

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Literature & catalogs

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