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  • NNU 4956 BK/SPW33

NNU 4956 BK/SPW33 Bearing | Loyal

NNU 4956 BK/SPW33 interchange SKF NNU 4956 BK/SPW33
NNU 4956 BK/SPW33 cross reference SKF NNU 4956 BK/SPW33
NNU 4956 BK/SPW33 Equivalent bearing interchange guide:
Price: enquiry
Model Number: NNU 4956 BK/SPW33
b 13.9 mm
d 280 mm
D 380 mm
B 100 mm
F 312 mm
K 3 mm
s 4.5 mm
Noun Bearing
Bore 11.024 Inch | 280 Millimeter
Width 3.937 Inch | 100 Millimeter
s max. 4.5 mm
UNSPSC 31171547
Profile Complete with Outer and Inner Ring
Retainer Yes
Category Cylindrical Roller Bearing
Snap Ring No
Inventory 0.0
Separable Inner Ring - Both Sides
Size (mm) 280x380x100
Width (mm) 100
Mass bearing 32.5 kg
Weight / LBS 82.856
Bore Profile Tapered
Inch - Metric Metric
dn 313.5 mm
D1 345.6 mm
D1 345.6 mm
dn 313.5 mm
Cage Material Brass
Product Group B04270
Relubricatable Yes
Other Features Plain Inner Ring | 3 Rib Outer Ring | High Precision Bearing | Modified Internal Design | Cage on Outer Ring ID
Bearing number NNU 4956 BK/SPW33
Precision Class Special Precision
Rolling Element Cylindrical Roller Bearing
Gref 384 cm
Outside Diameter 14.961 Inch | 380 Millimeter
Long Description 280MM Bore; Tapered Bore Profile; 380MM Outside Diameter; 100MM Width; Brass Cage Matetrial; Special Precision; Double Row; Inner Ring - Both Sides Separable; No Snap Ring; Relubricatable; C1-Tight In
Manufacturer URL http://www.skf.com
Weight / Kilogram 37.617
Manufacturer Name SKF
Internal Clearance C1-Tight
Bore Diameter (mm) 280
Da max. 369 mm
da max. 308 mm
da min. 291 mm
Outer Diameter (mm) 380
r1,2 min. 2.1 mm
ra - max. 2 mm
Da - max. 369 mm
r3,4 min. 1.1 mm
da - max. 308 mm
Minimum Buy Quantity N/A
da - min. 291 mm
r1,2 - min. 2.1 mm
r3,4 - min. 1.1 mm
Harmonized Tariff Code 8482.50.00.00
Manufacturer Item Number NNU 4956 BK/SPW33
Number of Rows of Rollers Double Row
Basic dynamic load rating C 765 kN
Basic dynamic load rating - C 765 kN
Fatigue load limit Pu 170 kN
Limiting speed for oil lubrication 2200 mm/min
Fatigue load limit - Pu 170 kN
Limiting speed for grease lubrication 1900 r/min
Basic static load rating C0 1800 kN
Attainable speed for grease lubrication 1900 r/min
Basic static load rating - C0 1800 kN
Attainable speed for oil-air lubrication 2200 r/min
Reference grease quantity Gref 384 cm³
Static radial stiffness (guideline value) 7260 N/µm


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