Product Details

68/6 KOYO Single-row deep groove ball bearings

Brand Name KOYO
Model Number 68/6
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

ConfigurationDouble Row
Bore TypeCylindrical Bore
D420 mm
Dynamic Load Rating1,740,000 N
Radial Clearance0.280 to 0.370 mm
Nr. of Holes6
Roller ProfileSymmetric
Fillet Radius/Chamfer3 mm
EnclosureOpen
da (min)314 mm
Retainer MaterialMachined Brass
Groove Width A18 mm
Axial Load Factor Y03.34
Hole Diameter (do)10 mm
B90 mm
ra (max)2.5 mm
Axial Load Factor Y13.42
Weight39.700 kg
Limiting Speed - Grease1,000 rpm
Axial Load Factor Y25.08

68/6 KOYO Single-row deep groove ball bearings cross reference by manufacturer

No.BrandDCBdrraZ_fo
68/600KOYO730 mm377 kN60 mm600 mm - - - -
68/630NTN780,000 mm69,000 mm69,000 mm630,000 mm - - - -
68/670NSK820 mm435 kN69 mm670 mm432817.4
68/670L1C3NTN32.283 Inch | 820 Millimeter - - 26.378 Inch | 670 Millimeter - - - -
68/630L1NTN30.709 Inch | 780 Millimeter - - 24.803 Inch | 630 Millimeter - - - -
68/600MNSK - - - - - - - -
68/630MNSK - - - - - - - -

 

NU2321 KOYO Single-row cylindrical roller bearingsCr - Dynamic Load Rating:81606 lbf; Support Type:Two-Bolt Plummer Blo; Dimension H:150 mm; Housing Width:6.1 in; Note:This product line wa; Cor - Static Load Rating:111505 lbf; Pillow/Plummer Block Style:Split Cylindrical Ho; Maximum Speed:1740 rpm; Bearing UPC:013992028297; Series Type:Light Series
NU232 KOYO Single-row cylindrical roller bearingsR - Cone Backface To Clear Radius1:0.760 mm; Series:M88000; e - ISO Factor8:0.55; a - Effective Center Location3:-2.8 mm; Ab - Cage-Cone Frontface Clearance:1.5 mm; da - Cone Frontface Backing Diameter:41.15 mm; C - Cup Width:17.463 mm; C0 - Static Radial Rating:17400 lbf; B - Cone Width:22.225 mm;
NU1022 KOYO Single-row cylindrical roller bearingsdc (min):234 mm; Radial Clearance:0.140 to 0.195 mm; Limiting Speed - Oil:2,000 rpm; db (min):208 mm; ra (max):3 mm; Fillet Radius/Chamfer:4 mm; Dynamic Load Rating:830,000 N; Enclosure:Open; Bore Type:Cylindrical Bore; dd (min):247 mm; ra1 (max):3 mm; r1:4 mm; Limiting Speed - Grease:1,600 rpm; B:9
NU2222 KOYO Single-row cylindrical roller bearingsC90 - Dynamic Radial Rating (90 million revolutions)4:37500 lbf; R - Cone Backface To Clear Radius1:6.35 mm; Cone Part Number:EE170975; G1 - Heat Generation Factor (Roller-Raceway):1070; Cup Part Number:171436; da - Cone Frontface Backing Diameter:263.91 mm; Y - ISO Factor9:1.65; B:50.800 mm; D:365.
NU222R KOYO Single-row cylindrical roller bearingsFull Timken Part Number:99999B; Dimension C:6.50 in; Adapter Sleeve Axial Movement Min:0.035 in; C0 - Static Load:212000 lb; Y1 - Geometry Factor:2.43; Dimension D:11.190 in; Dimension J (Bolt Size):1.125 in; Oil Lubrication - T Seal:1500 rpm; Dimension F:16.5 in; Dimension L Exp:5.62 in; e - Geomet
NU3222 KOYO Single-row cylindrical roller bearingsAppropriate Hydraulic Nut:HMV60; Weight:16.30 Kg; e:9.0 mm; d1:260.00 mm; Thread D12:Tr300x4; L1:219 mm; Ro:G1/4; t:15 mm; L1:202.00 mm; b:22 mm; Appropriate Withdrawal Nut No.:HM3160;
NU2222R KOYO Single-row cylindrical roller bearingsSeries Type:Heavy Series; Cr - Dynamic Load Rating:359020 lbf; Shaft Size:8 in; Bolt Size:4 x M36; Seal Type:Viton Single Lip; Housing Width:10.6 in; Dimension H:12.244 in; Dimension M:10.5 in; Shipping Weight:1494 lb; Bearing UPC:013992023391; Maximum Speed:880 rpm; Support Type:Four-Bolt Plummer B
N221 KOYO Single-row cylindrical roller bearingsEnclosure:Open; Static Load Rating:233,000 N; Retainer Material:Machined Brass; ra (max):1 mm; Dynamic Load Rating:197,000 N; Axial Load Factor Y2:5.08; Fillet Radius/Chamfer:1.1 mm; Hole Diameter (do):3 mm; Bore Type:Cylindrical Bore; B:30 mm; Axial Load Factor Y0:3.34; Limiting Speed - Grease:3,40
N222 KOYO Single-row cylindrical roller bearingsdb - Cone Backface Backing Diameter:10.73 in; Cage Type:Stamped Steel; R - Cone Frontface To Clear Radius2:0.130 in; Cone Part Number:M249748DW; Design Units:Imperial; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:358000 lbf; B - Double Cone Width:5.1250 in; C90 - Dynamic Radial Ratin
NU1021 KOYO Single-row cylindrical roller bearingsra (max):0.3 mm; Dynamic Load Rating:4,600 N; Bore Type:Cylindrical Bore; Da (max):28 mm; d:17 mm; Radial Clearance:0.011 to 0.025 mm; Weight:0.018 kg; B:7 mm; D:30 mm; Configuration:Single Row; da (min):19 mm; Factor fo:14.7; Static Load Rating:2,550 N; Enclosure:Double Seal; Limiting Speed - Greas
NU2320R KOYO Single-row cylindrical roller bearingsSupport Type:Four-Bolt Plummer Bl; Shaft Size:6-15/16 in; Bolt Size:4 x 1-1/4; Series Type:Light Series; Maximum Speed:1220 rpm; Bearing Number:LSE615BX; Note:This product line wa; Seal Type:High Temperature Pac; Dimension M :7-1/2 in; Housing Width:6.8 in; Dimension J1 :24-3/8 in; Dimensi
NU332 KOYO Single-row cylindrical roller bearingsDa - Cup Frontface Backing Diameter:3.40 in; B - Cone Width:0.8750 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:3250 lbf; Aa - Cage-Cone Backface Clearance:0 in; Cage Type:Stamped Steel; T1 - Bearing Width:0.7874 in; D1 - Flange Outer Diameter:3.7268 in; G1 - Heat Generation Factor (Ro
NU320R KOYO Single-row cylindrical roller bearingsLimiting Speed - Oil:9,500 rpm; dc (min):47 mm; r1:1.5 mm; Fillet Radius/Chamfer:1.5 mm; d:30 mm; D:90 mm; Weight:0.770 kg; Limiting Speed - Grease:7,500 rpm; Bore Type:Cylindrical Bore; db (min):38.5 mm; ra1 (max):1.5 mm; Radial Clearance:0.035 to 0.060 mm; Static Load Rating:55,000 N; Dynamic Load
N321 KOYO Single-row cylindrical roller bearingsEng Internal Radial Clearance - Min:0.0043; C - Dynamic Load (Basic):66900 lb; Shaft Size  :3 in; Grease Lubrication - B/C/O Seal:1100 rpm; Oil Lubrication - M/N Seal:1400 rpm; Int Radial Clearance Reduction Max:0.0025 in; Shaft Size Type:Imperial; Pre Install Clearance Min:0.0043 in; Y1 -

 

 

68/6 KOYO Single-row deep groove ball bearings Video

 

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