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  • NNU 4921 BK/SPW33

NNU 4921 BK/SPW33 Bearing | Loyal

NNU 4921 BK/SPW33 interchange SKF NNU 4921 BK/SPW33
NNU 4921 BK/SPW33 cross reference SKF NNU 4921 BK/SPW33
NNU 4921 BK/SPW33 Equivalent bearing interchange guide:
Price: enquiry
Model Number: NNU 4921 BK/SPW33
K 3 mm
B 40 mm
S 1,1 mm
F 118 mm
C 40 mm
b 5,5 mm
D 145 mm
d 105 mm
dh 119 mm
D1 130,8 mm
Noun Bearing
Bore 4.134 Inch | 105 Millimeter
Width 1.575 Inch | 40 Millimeter
db min 121 mm
UNSPSC 31171547
Weight 2 Kg
s max. 1.1 mm
da max 116 mm
series: NNU49
ra max. 1 mm
Da max. 138,5 mm
da min. 111 mm
r4 min. 0,6 mm
r3 min. 0,6 mm
r2 min. 1,1 mm
r1 min. 1,1 mm
Profile Complete with Outer and Inner Ring
Retainer Yes
Category Cylindrical Roller Bearing
flanges: (3) Outer Ring
Separable Inner Ring - Both Sides
Size (mm) 105x145x40
Snap Ring No
Inventory 0.0
bore type: Straight
Width (mm) 40
maximum rpm: 6000 RPM
Bore Profile Tapered
Weight / LBS 4.74
Mass bearing 2 kg
closure type: Open
D1 130.8 mm
dn 119 mm
Inch - Metric Metric
Cage Material Brass
Product Group B04270
Bearing number NNU 4921 BK/SPW33
fillet radius: 1.1 mm
Other Features Plain Inner Ring | 3 Rib Outer Ring | High Precision Bearing | Modified Internal Design | Cage on Outer Ring ID
Relubricatable Yes
cage material: Brass
overall width: 40 mm
bore diameter: 105 mm
finish/coating: Uncoated
number of rows: 2
Rolling Element Cylindrical Roller Bearing
Precision Class Special Precision
Manufacturer URL http://www.skf.com
Long Description 105MM Bore; Tapered Bore Profile; 145MM Outside Diameter; 40MM Width; Brass Cage Matetrial; Special Precision; Double Row; Inner Ring - Both Sides Separable; No Snap Ring; Relubricatable; C1-Tight Int
Outside Diameter 5.709 Inch | 145 Millimeter
outer ring width: 40 mm
Weight / Kilogram 2.15
precision rating: Not Rated
outside diameter: 145 mm
bearing material: Chrome Steel
Manufacturer Name SKF
Bore Diameter (mm) 105
Da max. 138.5 mm
da max. 116 mm
da min. 111 mm
Internal Clearance C1-Tight
internal clearance: C1
Outer Diameter (mm) 145
Minimum Buy Quantity N/A
r1,2 min. 1.1 mm
r3,4 min. 0.6 mm
static load capacity: 260 kN
Harmonized Tariff Code 8482.50.00.00
dynamic load capacity: 130 kN
(Oil) Lubrication Speed 6 000 r/min
Manufacturer Item Number NNU 4921 BK/SPW33
Number of Rows of Rollers Double Row
(Grease) Lubrication Speed 5 300 r/min
Basic dynamic load rating C 130 kN
Basic dynamic load rating (C) 130 kN
Basic static load rating (C0) 260 kN
Fatigue load limit Pu 30 kN
Basic static load rating C0 260 kN
Attainable speed for grease lubrication 5300 r/min
Attainable speed for oil-air lubrication 6000 r/min
Reference grease quantity Gref 15 cm³
Static radial stiffness (guideline value) 3040 N/µm


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