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Bearing number:NNU 4938 BK/SPW33
Size (mm):190x260x69
Bore Diameter (mm):190
Outer Diameter (mm):260
Width (mm):69
d:190 mm
D:260 mm
B:69 mm
C:69 mm
b:8,3 mm
r1 min.:2 mm
r2 min.:2 mm
r3 min.:1 mm
r4 min.:1 mm
D1:236 mm
F:212 mm
K:3 mm
da min.:200 mm
da max:209 mm
Da max.:250 mm
db min:215 mm
ra max.:2 mm
S:1,1 mm
dh:213 mm
Weight:11 Kg
Basic dynamic load rating (C):402 kN
Basic static load rating (C0):880 kN
(Grease) Lubrication Speed:2 800 r/min
(Oil) Lubrication Speed:3 200 r/min
Category:Cylindrical Roller Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:10.97
Product Group:B04270
Bore Profile:Tapered
Cage Material:Brass
Precision Class:Special Precision
Number of Rows of Rollers:Double Row
Separable:Inner Ring - Both Sides
Rolling Element:Cylindrical Roller Bearing
Profile:Complete with Outer and Inner Ring
Snap Ring:No
Internal Clearance:C1-Tight
Retainer:Yes
Relubricatable:Yes
Inch - Metric:Metric
Other Features:Plain Inner Ring | 3 Rib Outer Ring | High Precision Bearing | Modified Internal Design | Cage on Outer Ring ID
Long Description:190MM Bore; Tapered Bore Profile; 260MM Outside Diameter; 69MM Width; Brass Cage Matetrial; Special Precision; Double Row; Inner Ring - Both Sides Separable; No Snap Ring; Relubricatable; C1-Tight Int
UNSPSC:31171547
Harmonized Tariff Code:8482.50.00.00
Noun:Bearing
Manufacturer Item Number:NNU 4938 BK/SPW33
Weight / LBS:24.163
Bore:7.48 Inch | 190 Millimeter
Outside Diameter:10.236 Inch | 260 Millimeter
Width:2.717 Inch | 69 Millimeter
r1,2 min.:2 mm
r3,4 min.:1 mm
s max.:1.1 mm
da max.:209 mm
dn:213 mm
Basic dynamic load rating C:402 kN
Basic static load rating C0:880 kN
Fatigue load limit Pu:90 kN
Attainable speed for grease lubrication:2800 r/min
Attainable speed for oil-air lubrication:3200 r/min
Reference grease quantity Gref:85 cm³
Static radial stiffness (guideline value):5380 N/µm
Mass bearing:11 kg

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Bearing Distributors Inc: Emailiris@bearing-distributors.com; Address1589 Tampines Industrial Distributor Avenue 5 Singapore 528759; Phone(Working Time)0065-31591338; Fax0065-31591338

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