7221CT1B, Single Angular Contact Ball Bearings - Open Type

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7221CT1B, Single Angular Contact Ball Bearings - Open Type image

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Customers who bought this item also bought Angular Contact Ball Bearing

Bearing number:NNU 4948 BK/SPW33
Size (mm):240x320x80
Bore Diameter (mm):240
Outer Diameter (mm):320
Width (mm):80
d:240 mm
D:320 mm
B:80 mm
D1:292.2 mm
F:265.3 mm
b:11.1 mm
K:3 mm
r1,2 - min.:2.1 mm
r3,4 - min.:1.1 mm
s:3.7 mm
da - min.:251 mm
da - max.:262 mm
Da - max.:309 mm
ra - max.:2 mm
dn:267 mm
Basic dynamic load rating - C:528 kN
Basic static load rating - C0:1220 kN
Fatigue load limit - Pu:118 kN
Limiting speed for grease lubrication:2200 r/min
Limiting speed for oil lubrication:2600 mm/min
Gref:171 cm
Category:Cylindrical Roller Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:17.886
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:240MM Bore; Tapered Bore Profile; 320MM Outside Diameter; 80MM 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 4948 BK/SPW33
Weight / LBS:39.397
Bore:9.449 Inch | 240 Millimeter
Outside Diameter:12.598 Inch | 320 Millimeter
Width:3.15 Inch | 80 Millimeter
r1,2 min.:2.1 mm
r3,4 min.:1.1 mm
s max.:3.7 mm
da min.:251 mm
da max.:262 mm
Da max.:309 mm
Basic dynamic load rating C:528 kN
Basic static load rating C0:1220 kN
Fatigue load limit Pu:118 kN
Attainable speed for grease lubrication:2200 r/min
Attainable speed for oil-air lubrication:2600 r/min
Reference grease quantity Gref:171 cm³
Static radial stiffness (guideline value):6340 N/µm
Mass bearing:17.5 kg

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