Nachi America Super Precision Bearings Double row Cylindrical Roller Bearings Overview; Design; Application; Dimensions Double row Cylindrical Roller Bearings Larger load capacity than singlerow cylindrical roller bearings Used for machine tool spindles etc

China ball and roller bearing factory cylindrical roller bearing nachi NU311 bearing NO 1 our adwantages 1 14 years bearing products manufacturing and exporting experiences 2 OEM order and nonstandard bearing order can be accepted 3 Many sizes of bearing are available Large quantity bearing can be provided

NJ NUP N NF NP r (min) r1 (min) Ew Fw (max) dc (min) dd (min) (max) (min) ra (max) ra1 (max) N Dimensions of Lshaped thrust collar Bearing No d d1 NU 311 EG NU 2311 NU 2311 E NU 411 NU 1012 NU 212 NU 212 E NU 2212 NU 2212 E NU 312 NU 312 EG NU 2312 NU 2312 E NU 412 NU 1013

The Nachi bearings business started out by using the superior materials made by our own company and by applying expertise in cutting and heat treatment acquired from our experience with cuttingtool manufacturing As a result you get high speed and high precision bearings that are durable and compact Benefitting

China ball and roller bearing factory cylindrical roller bearing nachi NU311 bearing NO 1 our adwantages 1 14 years bearing products manufacturing and exporting experiences 2 OEM order and nonstandard bearing order can be accepted 3 Many sizes of bearing are available Large quantity bearing can be provided

NJ NUP N NF NP r (min) r1 (min) Ew Fw (max) dc (min) dd (min) (max) (min) ra (max) ra1 (max) N Dimensions of Lshaped thrust collar Bearing No d d1 NU 311 EG NU 2311 NU 2311 E NU 411 NU 1012 NU 212 NU 212 E NU 2212 NU 2212 E NU 312 NU 312 EG NU 2312 NU 2312 E NU 412 NU 1013

Kaydon Corp USA McGILL McGill Manufacturing Co USA MRC MRC Bearings Div of SKF Industries USA NACHI NachiFujikoshi Corp Japan CYLINDRICAL ROLLER BEARINGS Consolidated Dimensions Approx Interchange No (Metric) Wgt (lbs) FAG d D J* B SKF NUP2004 E 20 42 2825

Kaydon Corp USA McGILL McGill Manufacturing Co USA MRC MRC Bearings Div of SKF Industries USA NACHI NachiFujikoshi Corp Japan CYLINDRICAL ROLLER BEARINGS Consolidated Dimensions Approx Interchange No (Metric) Wgt (lbs) FAG d D J* B SKF NUP2004 E 20 42 2825

A singlerow Tapered roller bearing can support a combined radial and axial load Used as a combination or a doublerow Page Top Main text Tapered Roller Bearings Over View Feature Design Application Dimension Table Bearing type Features Singlerow Singlerow Load carrying capacity Load direction up

NU NJ NUP Speed Ratings (rpm) Adutment and Fillet Dimensions (mm) Grease Lubrication Oil Lubrication 20 25 30 35 40 45 50 55 60 Large Rollers Provide High Load Capacity Low Temperature Rise and Long Life High Capacity Cylindrical Roller Bearings EG Series High Capacity NACHI EG series of

A singlerow Tapered roller bearing can support a combined radial and axial load Used as a combination or a doublerow Page Top Main text Tapered Roller Bearings Over View Feature Design Application Dimension Table Bearing type Features Singlerow Singlerow Load carrying capacity Load direction up

Nachi America Super Precision Bearings Double row Cylindrical Roller Bearings Overview; Design; Application; Dimensions Double row Cylindrical Roller Bearings Larger load capacity than singlerow cylindrical roller bearings Used for machine tool spindles etc

da min 65 mm db min 80 mm Da max 1092 mm ra max 2 mm Calculation data Basic dynamic load rating C 156 kN Basic static load rating C0 143 kN Fatigue load limit Pu 186 kN Reference speed 6000 r/min Limiting speed 7000 r/min Calculation factor kr 015 Limiting value e 02 Axial load factor Y

NU NJ NUP Speed Ratings (rpm) Adutment and Fillet Dimensions (mm) Grease Lubrication Oil Lubrication 20 25 30 35 40 45 50 55 60 Large Rollers Provide High Load Capacity Low Temperature Rise and Long Life High Capacity Cylindrical Roller Bearings EG Series High Capacity NACHI EG series of

da min 65 mm db min 80 mm Da max 1092 mm ra max 2 mm Calculation data Basic dynamic load rating C 156 kN Basic static load rating C0 143 kN Fatigue load limit Pu 186 kN Reference speed 6000 r/min Limiting speed 7000 r/min Calculation factor kr 015 Limiting value e 02 Axial load factor Y

Various Cylindrical roller bearing configurations are NNJNFNURNU integral ribs (flanges) NHNPNUPNUH integral and loose ribs NNNNU doublerow bearings NACHI doublerow Spherical roller bearings are available in bore sizes from 25 mm to over 1000 mm The raceways in the outer ring of Page 311

Various Cylindrical roller bearing configurations are NNJNFNURNU integral ribs (flanges) NHNPNUPNUH integral and loose ribs NNNNU doublerow bearings NACHI doublerow Spherical roller bearings are available in bore sizes from 25 mm to over 1000 mm The raceways in the outer ring of Page 311

The Nachi bearings business started out by using the superior materials made by our own company and by applying expertise in cutting and heat treatment acquired from our experience with cuttingtool manufacturing As a result you get high speed and high precision bearings that are durable and compact Benefitting