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Home>Products>Super Precision Angular Contact Bearings>NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series

  • NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
  • NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series

SKF NNU4921B/SPW33 MODELS

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NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series

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Super Precision Angular Contact Bearings

SKF NNU4921B/SPW33 Bearing SPECIFICATIONS

  • Super Precision Angular Contact Bearings offers a NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series SR20017.5 Locating Rings (width x OD) selection of Genuine Super Precision Angular Contact Bearings at Wholesale Prices. EC522-619 End Cover1 We are a NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series Accessories Rolamentos do Brasil Ltda. Certified Parts Retailer

  • SKF

  • NNU4921B/SPW33

  • SR20017.5
  • 999999999
  • EC522-619
  • 356 mm
  • 410.00 mm
  • 22.3 Kg
  • 32.00 mm
  • 100 mm
Accessories Rolamentos do Brasil Ltda.

Accessories Rolamentos do Brasil Ltda.China

  • Accessories Rolamentos do Brasil Ltda.2020-07-10 09:46:19
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Products and services NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series

  • SR20017.5
  • 999999999
  • EC522-619
  • 356 mm
  • 410.00 mm
  • 22.3 Kg
  • 32.00 mm
  • 100 mm
  • Taconite
  • 120 mm
  • 125.0 mm
  • M24
  • 250 mm
  • 350.00 mm
  • 26 mm
  • 344 mm
  • 45.0 mm
  • SNT 522-619
  • 90 mm
  • Cast Iron

SKF NNU4921B/SPW33 NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series Code system

No.BrandSbdaEFCY
71801ACDGA/P4SKF - - 200 mm - - - - -
71902ACEGB/P4ASKF - - - - - - - -
71901ACEGB/P4ASKF - - 16.0000 in - - - - -
NNU4936BK/SPW33SKF - - - - - - - -
NN3021KTN9/SPVR521SKF - - - - - - - -
71902CEGA/P4ASKF - - - - - - - -
S7001CEGB/P4ASKF - - 100 mm - - - - -
71801ACDGB/P4SKF - - - - - - - -
NNU4921B/SPW33SKF - - - - - - - -
BSA201CGBSKF - - - - - - - -
71903ACD/P4ATBTASKF - - 1.6875 in - - - - -
NN3036K/UPW33SKF - - - - - - - -
709CD/P4ADBBSKF - - - - - - - -
71803ACDGA/P4SKF - - - - - - - -
71902ACEGA/P4ASKF - - - - - - - -
7003CDGB/P4ASKF - - - - - - - -
NN3019TN9/SPVR521SKF - - 40 mm - - - - -
71903ACDGB/P4ASKF - - - - - - - -
7004ACD/P4ATBTASKF - - - - - - - -
7001CD/P4ADGBSKF1.000 in - - - - - - -

 

7003CEGB/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,15 Degree Contact AngleBore Size d:40 mm; C0r - Static Load Rating:4.2 kN; Radius Rs min:0.300 mm; Outside Ring Width B:7.000 mm; Oil Limiting Speed:14000 rpm; Cr - Dynamic Load Rating:4.9 kN; Weight:0.029 Kg; Features:Contact Seals; Clearance:C3; Grease Limiting Speed:12000 rpm; Outside Diameter D:52.000 mm;
7003CDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,15 Degree Contact Angler - Cup Backface To Clear Radius2:2.54 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:183000 N; db - Cone Backface Backing Diameter:202.95 mm; Y - ISO Factor9:1.42; G2 - Heat Generation Factor (Rib-Roller End):147.5; Cage Type:Stamped Steel; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:133000 N; Cg - Geometry Factor:0.129; C - Cup Width:48 mm; Aa - Cage-Cone Backface Clearance:6.6 mm;
NN3016TN/SPVR521 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 SeriesBore Type:Cylindrical Bore; db (min):262 mm; da (min):262 mm; db (max):305 mm; B:95 mm; Limiting Speed - Grease:1,100 rpm; Limiting Speed - Oil:1,300 rpm; Da (max):478 mm; d:240 mm; Db (max):434 mm; Dynamic Load Rating:1,430,000 N; dd (min):333 mm; ra1 (max):4 mm; dc (min):313 mm; Outside Ring Inside Diameter:430 mm; Static Load Rating:1,950,000 N; Configuration:Single Row; Radial Clearance:0.110 to 0.175 mm;
7001CDGB/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,15 Degree Contact AngleCone Part Number:15123; Cg - Geometry Factor:0.0606; K - Factor7:1.67; G2 - Heat Generation Factor (Rib-Roller End):10; e - ISO Factor8:0.35; a - Effective Center Location3:-4.8 mm; C - Cup Width:15.875 mm; B:19.749 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2090 lbf; Y - ISO Factor9:1.71; G1 - Heat Generation Factor (Roller-Raceway):14.6; B - Cone Width:19.050 mm; R - Cone Backface To Clear Radius1:3.560 mm;
71901ACDGB/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,25 Degree Contact AngleLimiting Speed - Oil:2,400 rpm; Da (max):276 mm; B:80 mm; Radial Clearance:0.115 to 0.165 mm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:3 mm; Dynamic Load Rating:810,000 N; ra (max):2.5 mm; Limiting Speed - Grease:1,900 rpm; dc (min):197 mm; dd (min):210 mm; Enclosure:Open; Configuration:Single Row; D:290 mm; d:160 mm; ra1 (max):2.5 mm; db (max):192 mm; r1:3 mm; Static Load Rating:1,190,000 N;
NN3018KTN9/UP SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 SeriesReference Thermal Speed Rating (Grease):670; d:280.000 mm; D:420 mm; Reference Thermal Speed Rating (Oil)2:740; C0 - Static Radial Rating:3040000 N; Tapered Bore:N; C - Dynamic Radial Rating1:1690000 N; Bearing Weight:53.900 Kg; Design Units:METRIC; B - Outer Ring Width:106.000 mm; Da - Outer Ring Backing Diameter:397.000 mm; C - Inner Ring Width:106.000 mm; Cg - Geometry Factor3:0.1916; Type:NU; da - Inner Ring Backing Diameter:303.000 mm;
71903ACDGB/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,25 Degree Contact Anglee - ISO Factor4:0.44; Design Units:Imperial; Y2 - ISO Factor6:2.29; Cg - Geometry Factor7:0.243; Y1 - ISO Factor5:1.54; D:22.5000 in; Series:LM769300; Da - Cup Frontface Backing Diameter:21.72 in; r - Cup Frontface To Clear Radius2:0.06 in; C - Double Cup Width:5.7500 in; Y - ISO Factor1:1.37; K - Factor3:1.33;
71901ACD/P4ADGB SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,25 Degree Contact AngleD:190 mm; Limiting Speed - Oil:4,000 rpm; dc (min):129 mm; Dynamic Load Rating:202,000 N; B:36 mm; ra (max):2 mm; Inside Ring Outside Diameter:126.8 mm; Fillet Radius/Chamfer:2.1 mm; r1:2.1 mm; Enclosure:Open; db (max):124 mm; Da (max):178 mm; Static Load Rating:241,000 N; db (min):117 mm; Bore Type:Cylindrical Bore; ra1 (max):2 mm; Radial Clearance:0.085 to 0.125 mm; d:105 mm; Limiting Speed - Grease:3,400 rpm;
709CD/P4ADGB SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,15 Degree Contact AngleK - Factor8:1.53; G1 - Heat Generation Factor (Roller-Raceway):11.8; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:16900 lbf; a - Effective Center Location4:-0.14 in; Cone Part Number:17098; Cg - Geometry Factor:0.0579; C90 - Dynamic Radial Rating (90 million revolutions)5:2520 lbf; da - Cone Frontface Backing Diameter:1.2 in; Series:17000; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:1650 lbf;
71801ACDGA/P4 SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71800 Series,25 Degree Contact AngleB - Outer Ring Width:82 mm; Reference Thermal Speed Rating (Oil)7:1800; da - Inner Ring Backing Diameter:225.000 mm; Design Unit:METRIC; Y0 - ISO Factor4:2.95; R - Inner Ring To Clear Radius1:2.0 mm; C0 - Static Radial Rating:1760000 N; d:200 mm; Cg - Geometry Factor8:0.0921; Y2 - ISO Factor6:2.89; Cage Type:EJ; r - Outer Ring To Clear Radius2:2.0 mm; C1(2) - Dynamic Radial Rating (Two-Rows):1230000 N;
NNU4930BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 SeriesDesign Units:Imperial; d:3.2500 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2770 lbf; Da - Cup Frontface Backing Diameter:4.41 in; Y1 - ISO Factor9:2.19; Ab - Cage-Cone Frontface Clearance:0.07 in; e - ISO Factor8:0.31; K - Factor7:1.9; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:9150 lbf; Y2 - ISO Factor10:3.26; R - Cone Backface To Clear Radius1:0.06 in; G2 - Heat Generation Factor (Rib-Roller End):64.3;
NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 SeriesA:85.00 mm; N:15 mm; H:108.00 mm; H2:25.0 mm; Seal:VR208; C0 Static Load Rating:99.7; Locating Rings (width x OD):SR80X8; Jmin:165 mm; Housing:SNT 208-307; Bolt Qty:2; Housing Mass:2.9 Kg; J:170.00 mm; End Cover1:EC510-608; A1:60 mm; G:M12; Max Grease Speed:6000; H1:60.0 mm; Shaft Diameter da:40 mm; Seal Type:V-ring; Jmax:175 mm;
NNU4938BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 SeriesConstant e:0.22; Axial Load Factor Y1:3.10; da (min):628 mm; Radial Clearance:0.460 to 0.600 mm; Weight:408.000 kg; Groove Width A:32 mm; Limiting Speed - Oil:600 rpm; B:200 mm; Center Guidance:Fixed Inner Ring Rib; D:870 mm; Dynamic Load Rating:7,650,000 N; Bore Type:Tapered Bore; Nr. of Holes:8; Fillet Radius/Chamfer:6 mm; Static Load Rating:12,000,000 N; ra (max):5 mm; Enclosure:Open; Retainer Material:Machined Brass;
71903CD/P4AQBCA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact AngleDynamic Load Rating:660,000 N; Bore Type:Cylindrical Bore; d:150 mm; Limiting Speed - Grease:2,000 rpm; Weight:18.500 kg; r1:3 mm; db (min):164 mm; D:270 mm; Limiting Speed - Oil:2,400 rpm; Radial Clearance:0.115 to 0.165 mm; db (max):179 mm; B:73 mm; dc (min):184 mm; Configuration:Single Row; ra (max):2.5 mm; Da (max):256 mm; Static Load Rating:990,000 N; Fillet Radius/Chamfer:3 mm; dd (min):196 mm;

 

 

NNU4921B/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series Video

 

SKF NNU4921B/SPW33 INTERCHANGE

Super Precision Angular Contact Bearings Part series NNU4921B/SPW33 is a potential replacement for these common bearing part numbers:

  • NNU4921B/SPW33

  • NNU4921B/SPW33

  • NNU4921B/SPW33

  • NNU4921B/SPW33

  • NNU4921B/SPW33

  • NNU4921B/SPW33

  • NNU4921B/SPW33

  • NNU4921B/SPW33

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SKF NNU4921B/SPW33 Technical Articles

Can a bad CV axle sound like a bad wheel bearing?
Wheel Bearing Noise Diagnostics - Brake & Front EndThe classic symptom of a bad wheel bearing is a cyclic noise that changes in that could be the source of cyclical noises like CV joints, brakes and differentials 2/2017: Tech Bulletin—Top...
How do you know if your front wheel bearings are bad?
Signs of a bad wheel bearing…Pay attention! | Car Care TipsFeb 10, 2018 — It often refers to the steering of the vehicle, which can include wheel bearings. Wheel looseness, or also called wheel play, is another common symptom of a bad...
How do you solve a bearing?
Directions and BearingsExample 20. A cyclist travels 10 km south, then 8 km east. Find the cyclist's bearing from her starting point to the nearest degree. Solution: Bearings - Mathematics GCSE Revision - Revision MathsBearings. A bearing is an...

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  • REXROTH HY-CHECK VALVE
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  • REXROTH Valves
  • REXROTH Throttle check valve
  • REXROTH Pressure reducing valve
  • REXROTH Directional spool valves
  • REXROTH Throttle check valves
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  • Large Slewing Bearings
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