NTN NNU303 MODELS

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NNU303 NTN Tapered Roller Bearing

Name: NNU303 NTN Tapered Roller Bearing
Brand: NTN
SKU: NNU303
Rating: 4.9 (5 reviews)

NTN NNU303 Bearing SPECIFICATIONS

NNU303 NTN Tapered Roller Bearing Product 1300 rpm Oil Lubrication - B/C/O Seal 2400 rpm Grease Lubrication - T Seal Brochures , Cylindrical Roller Bearing Manufacturing Service . Get NACHI BEARINGS OF AMERICA CORP. Your Free.
Brand Name:NTN
Model Number:
NNU303
Oil Lubrication - B/C/O Seal:1300 rpm
Grease Lubrication - M/N Seal:1600 rpm
Grease Lubrication - T Seal:2400 rpm
Locking Style:Single Concentric
Dimension KA:1.26 in
Dimension RA:0.24 in
Engineering Group:Mounted Bearing
Dimension B:7.20 in

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NACHI BEARINGS OF AMERICA CORP.2020-07-10 09:46:19
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The details of Cylindrical Roller Bearing

Oil Lubrication - B/C/O Seal:1300 rpm
Grease Lubrication - M/N Seal:1600 rpm
Grease Lubrication - T Seal:2400 rpm
Locking Style:Single Concentric
Dimension KA:1.26 in
Dimension RA:0.24 in
Engineering Group:Mounted Bearing
Dimension B:7.20 in
Pre Install Clearance Max:0.0031 in
Dimension F:12.44 in
Oil Lubrication - T Seal:2900 rpm
Oil Lubrication - M/N Seal:1600 rpm
Eng Internal Radial Clearance - Min:0.0020
Housing Style:Two-Bolt Pillow Bloc
Shaft Tolerance:0.0020 in
Pre Install Clearance Min:0.0020 in
UPC Code:0883450032032
Dimension SA:3.62 in
Dimension D Max:10.98 in
Weight:46.0 lb

NTN NNU303 NNU303 NTN Tapered Roller Bearing Description of the code

No.	Brand	B	H	i	E	C	D	F	A
NN393	NTN	-	-	-	-	30 mm	-	-	-
NN3021	NTN	-	-	-	-	-	14 in	-	-
NNU3034	NTN	-	-	-	-	-	-	-	-
R2677V	NTN	-	-	-	-	-	-	-	-
NN3048	NTN	-	-	-	-	-	400.000 mm	-	-
WA22220BLLS	NTN	-	-	-	-	-	-	-	-
WA22226BLLSK	NTN	-	-	-	-	-	-	-	-
NNU38/5	NTN	-	-	-	-	-	-	-	-
NN302	NTN	-	-	-	-	-	80 mm	-	-
WA22232BLLS	NTN	-	-	-	-	-	-	-	-
NNU3022	NTN	-	-	-	-	-	-	-	-
NNU4856	NTN	-	-	-	-	-	61.999 mm	-	-
NNU4921	NTN	136.525 mm	-	-	-	-	558.800 mm	-	-
NN3024	NTN	-	-	-	-	-	-	-	-
NNU3184	NTN	5.3750 in	-	-	-	-	-	-	-
LH-WA22216BLLS	NTN	-	-	-	-	-	-	-	-
NNU4072	NTN	-	-	-	-	-	-	-	-
CRI-2272LL	NTN	-	-	-	-	-	-	-	-
2PE22401	NTN	-	-	-	-	-	-	-	-
RE12802	NTN	-	-	-	-	-	-	-	-
2PE10601	NTN	-	0.104 in	-	1.125 in	1.380 in	0.385 in	-	-
NNU3048	NTN	-	-	-	-	-	-	-	-
NN3026	NTN	-	-	-	-	-	-	-	-
RE5209	NTN	-	-	-	-	-	-	-	-
W52A07	NTN	-	-	-	-	-	-	-	-
NNU313	NTN	-	-	-	-	-	-	-	-

NN3034 NTN Tapered Roller Bearing	Weight:4.5 lb; Dimension B1:1.811 in; Dynamic Load Rating:6542 lbf; Base to Center Height H:49.20 mm; Locking Style:Adapter Sleeve Locki; Bolt Hole Size N:17.00 mm; Dimension L1:53.00 mm; Center of Bearing from End Y:27 mm; Adapter Sleeve Number1:HE2308; Housing Style:Two-Bolt Pillow Bloc; Shaft Size d:1.25 in; Static Load Rating:4002 lbf; Foot Height H1:18.00 mm; Total Length L:184.00 mm; Bearing Unit - Adapter Sleeve:UK208 - HE2308;
CRT0504V NTN Thrust Tapered Roller Bearing	Dimension M:260 mm; Cor - Static Load Rating:262577 lbf; Cr - Dynamic Load Rating:159165 lbf; Shaft Size:220 mm; Pillow/Plummer Block Style:Split Cylindrical Ho; Dimension L:700 mm; Dimension H2:510 mm; Seal Type:Kevlar Packing Seal; Dimension H:240 mm; Dimension J:600 mm; Housing Width:7.0 in; Bearing UPC:013992029218; Bearing Type:Split Cylindrical Ex; Maximum Speed:930 rpm; Note:This product line wa;
W7601 NTN Thrust Tapered Roller Bearing	Weight:23 lb; Full Timken Part Number:QVVPA13V204SB; Dimension D Max:9.20 in; Pre Install Clearance Max:0.0037 in; Grease Lubrication - T Seal:2800 rpm; C - Dynamic Load (Basic):46400 lb; Dimension J (Bolt Size):0.625 in; Dimension RVV:0.66 in; Oil Lubrication - M/N Seal:1800 rpm; Y2 - Geometry Factor:4.15; C0 - Static Load:48600 lb; Eng Internal Radial Clearance - Min:0.0030; Oil Lubrication - B/C/O Seal:1500 rpm;
NN3126 NTN Tapered Roller Bearing	da - Cone Frontface Backing Diameter:2.01 in; Design Units:Imperial; K - Factor7:1.91; Cage Type:Stamped Steel; Cup Part Number:352X; r - Cup Backface To Clear Radius2:0.090 in; D:3.5433 in; Y1 - ISO Factor9:2.2; Cone Part Number:358D; B - Double Cone Width:2.0620 in; Aa - Cage-Cone Backface Clearance:0 in; Cg - Geometry Factor11:0.0732; C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:4770 lbf;
NNU4938 NTN Tapered Roller Bearing	C0 - Static Radial Rating:24100 lbf; Ab - Cage-Cone Frontface Clearance:0.11 in; B - Cone Width:0.8640 in; d:2 in; G1 - Heat Generation Factor (Roller-Raceway):42; K - Factor8:1.65; db - Cone Backface Backing Diameter:2.28 in; R - Cone Backface To Clear Radius3:0.03 in; Design Units:Imperial; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:3810 lbf; Cone Part Number:385AX; a - Effective Center Location4:-0.12 in;
NNU4972 NTN Tapered Roller Bearing	B - Cone Width:2.5 in; Cage Type:Stamped Steel; C0 - Static Radial Rating:242000 lbf; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:258000 lbf; K - Factor8:1.25; Design Units:Imperial; G1 - Heat Generation Factor (Roller-Raceway):692.3; Cone Part Number:94669; Aa - Cage-Cone Backface Clearance:0.24 in; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:67000 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:30800 lbf;
RE12802 NTN Thrust Tapered Roller Bearing	Dimension P:1.1 in; Seal Type:Viton Single Lip; Support Type:Round Flange; Cor - Static Load Rating:264151 lbf; Dimension L:9.0 in; Maximum Speed:1200 rpm; Bolt Size:4 x M30; Note:This product line wa; Dimension V:0.2 in; Series Type:Medium Series; Shaft Size:170 mm; Bearing - Housing - Seal:MSM170BXHRSS; Dimension N:16.875 in; Bearing Number:MSM170BX; Dimension H:4.9 in; Bearing - Housing - Seal UPC:013992087966;
NNU49/53 NTN Tapered Roller Bearing	C - Inner Ring Width:73.025 mm; da - Inner Ring Backing Diameter:173.000 mm; R - Inner Ring To Clear Radius4:2.0 mm; Tapered Bore:N; D:250 mm; Cg - Geometry Factor3:0.1238; Da - Outer Ring Backing Diameter:237.000 mm; Design Units:METRIC; C - Dynamic Radial Rating1:666000 N; d:160 mm; Type:NU; Reference Thermal Speed Rating (Grease):1500; B - Outer Ring Width:73.025 mm; Reference Thermal Speed Rating (Oil)2:1700;
NN3056 NTN Tapered Roller Bearing	Bolt Size:4 x M30; Cor - Static Load Rating:374307 lbf; Dimension H:13.504 in; Shaft Size:300 mm; Bearing Number:LSM300BR; Note:This product line wa; Dimension J:23.0 in; Cr - Dynamic Load Rating:208848 lbf; Dimension L:32.0 in; Dimension K:7.0 in; Housing Width:8.5 in; Weight:766 lb; Bearing UPC:013992029508; Pillow/Plummer Block Style:Split Cylindrical Ho; Dimension H2:27.0 in; Maximum Speed:650 rpm;
WA22230BLLSK NTN Thrust Tapered Roller Bearing	Cover Length C1:0.995 in; Number of Bolts:4; Type:Closed; Cover Diameter A:3.345 in;
NNU3134 NTN Tapered Roller Bearing	Shaft Size :2-3/4 in; Dimension B Exp:2.16 in; Full Timken Part Number:QVC16V212SB; Engineering Group:Mounted Bearing; Shaft Tolerance:0.0020 in; Y1 - Geometry Factor:3.14; Pre Install Clearance Min:0.0037 in; Eng Internal Radial Clearance - Max:0.0047; Dimension E:5.30 in; Dimension RV:0.04 in; Housing Style:Piloted Flange Cartr; Dimension H:0.81 in; Pre Install Clearance Max:0.0047 in;
RE342 NTN Thrust Tapered Roller Bearing	a - Effective Center Location3:-2.5 mm; K - Factor7:1.24; Series:HM720200; Design Units:METRIC; R - Cone Backface To Clear Radius1:3.050 mm; Cone Part Number:JHM720249P; r - Cup Backface To Clear Radius2:2.54 mm; C - Cup Width:32.000 mm; Bearing Weight:3.0 Kg; Y - ISO Factor9:1.28; G1 - Heat Generation Factor (Roller-Raceway):187.7; Cage Type:Stamped Steel; B:41.000 mm; Ab - Cage-Cone Frontface Clearance:4.3 mm;

NNU303 NTN Tapered Roller Bearing Video

NTN NNU303 INTERCHANGE

Cylindrical Roller Bearing Part series NNU303 is a potential replacement for these common bearing part numbers:

NSKNNU303
SKFNNU303
NTNNNU303
FAGNNU303
TIMKENNNU303
KOYONNU303
NACHINNU303
DODGENNU303

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NACHI BEARINGS OF AMERICA CORP.: Address5600 Corporate Way Richmond, Kentucky 450987, U.S.A.; Phone(Working Time)873-626-5600; Fax

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