NTN NN303 MODELS

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NN303 NTN Tapered Roller Bearing

Name: NN303 NTN Tapered Roller Bearing
Brand: NTN
SKU: NN303
Rating: 4.9 (5 reviews)

NTN NN303 Bearing SPECIFICATIONS

NN303 NTN Tapered Roller Bearing NACHI BEARINGS OF AMERICA CORP. manufacturer and global supplier of reliable ball and 4880 lbf C90 - Dynamic Radial Rating (90 million revolutions)4 roller ... NN303 NTN Tapered Roller Bearing Industries Products Manufacturing & Engineering and Agricultural Bearings designed to meet the unique requirements of 60.96 mm Db - Cup Backface Backing Diameter our targeted industries.
Brand Name:NTN
Model Number:
NN303
C90 - Dynamic Radial Rating (90 million revolutions)4:4880 lbf
r - Cup Backface To Clear Radius2:1.27 mm
Db - Cup Backface Backing Diameter:60.96 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2280 lbf
C - Cup Width:19.050 mm
Cup Part Number:2523
Ab - Cage-Cone Frontface Clearance:1.5 mm
Cage Type:Stamped Steel

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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

C90 - Dynamic Radial Rating (90 million revolutions)4:4880 lbf
r - Cup Backface To Clear Radius2:1.27 mm
Db - Cup Backface Backing Diameter:60.96 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2280 lbf
C - Cup Width:19.050 mm
Cup Part Number:2523
Ab - Cage-Cone Frontface Clearance:1.5 mm
Cage Type:Stamped Steel
B:23.813 mm
Cg - Geometry Factor:0.0656
B - Cone Width:25.357 mm
Aa - Cage-Cone Backface Clearance:0.5 mm
D:69.850 mm
e - ISO Factor8:0.27
a - Effective Center Location3:-8.6 mm
C0 - Static Radial Rating:21200 lbf
da - Cone Frontface Backing Diameter:36.07 mm
Series:2500
Y - ISO Factor9:2.19
Bearing Weight:0.5 Kg

NTN NN303 NN303 NTN Tapered Roller Bearing Description of the code

No.	Brand	B	H	i	E	C	D	F	A
RE13406	NTN	-	-	-	-	-	-	-	-
NN3044	NTN	-	-	-	-	-	-	-	-
WA22228BLLS	NTN	-	-	-	-	-	-	-	-
3RCS1414VUP	NTN	-	-	88.0 mm	-	-	-	-	-
WA22219BLLSK	NTN	-	-	-	-	18 mm	-	-	-
NNU313	NTN	-	-	-	-	-	-	-	-
NNU496	NTN	-	-	-	-	-	-	-	-
RE4604	NTN	58.000 mm	-	-	-	-	160.000 mm	-	-
2PE3012	NTN	-	-	-	-	-	-	-	-
NN3134	NTN	-	-	-	-	-	120.000 mm	-	-
NNU30/56	NTN	19.368 mm	-	-	-	-	-	-	-
NN406	NTN	-	1.010 in	-	38.375 in	40.568 in	3.953 in	-	-
NNU4928	NTN	-	-	-	-	42 mm	-	-	-
NN4944	NTN	-	-	-	-	-	-	-	90.00 mm
R08A24V	NTN	-	-	-	-	-	-	-	-
NNU3026	NTN	-	-	-	-	-	5.8750 in	-	-
NN3936	NTN	-	-	-	-	-	-	-	-
CRT0908V	NTN	-	-	-	-	-	2.3125 in	-	-
NN496	NTN	-	-	-	-	-	-	-	-
CU12B08W WK40/21	NTN	-	-	-	-	-	63.500 mm	-	-
CRT0701V	NTN	-	-	50 mm	-	-	-	-	-
NNU3068	NTN	-	-	-	-	-	-	-	-
CRT1211V	NTN	-	-	-	-	-	-	-	-
NNU4932	NTN	-	-	-	-	-	-	-	-
W5605	NTN	-	-	-	-	-	-	-	-
NN394	NTN	-	-	-	-	30 mm	-	-	-
NN4968	NTN	-	-	-	-	-	47 mm	-	-
NN3144	NTN	-	-	-	-	-	-	-	-
NNU4072	NTN	-	-	-	-	-	-	-	-

NNU488 NTN Tapered Roller Bearing	r - Outer Ring To Clear Radius2:2.0 mm; Y0 - ISO Factor4:2.32; Bearing Weight:10.2 Kg; C1(2) - Dynamic Radial Rating (Two-Rows):808000 N; e - ISO Factor3:0.29; Reference Thermal Speed Rating (Grease):1700; Cage Type:EJ; Y2 - ISO Factor6:2.27; Cg - Geometry Factor8:0.0849; d:150 mm; UPC Code:087796032545; da - Inner Ring Backing Diameter:165.000 mm; Reference Thermal Speed Rating (Oil)7:2000; Y1 - ISO Factor5:3.46;
NNU4921 NTN Tapered Roller Bearing	B:136.525 mm; Aa - Cage-Cone Backface Clearance:19.1 mm; da - Cone Frontface Backing Diameter:335.03 mm; d:304.8 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:180000 lbf; C0 - Static Radial Rating:923000 lbf; C - Cup Width:98.425 mm; Cg - Geometry Factor:0.19; Db - Cup Backface Backing Diameter:500.89 mm; Y - ISO Factor9:1.52; B - Cone Width:136.525 mm; D:558.800 mm; Design Units:Imperial;
CRT0908V NTN Thrust Tapered Roller Bearing	Design Units:Imperial; G1 - Heat Generation Factor (Roller-Raceway)5:1.07; Series:08000; D:2.3125 in; C - Cup Width:0.4219 in; G2 - Heat Generation Factor (Rib-Roller End):1.07; Da - Cup Frontface Backing Diameter:2.26 in; C1 - Cup Flange Width:0.1090 in; Y - ISO Factor4:1.27; K - Factor2:1.23; Cup Part Number:08231-B; e - ISO Factor3:0.47; r - Cup Backface To Clear Radius1:0.04 in; Cg - Geometry Factor6:0.0601;
NNU4964 NTN Tapered Roller Bearing	e - ISO Factor8:0.4; da - Cone Frontface Backing Diameter:29.46 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:1170 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:6540 lbf; C0 - Static Radial Rating:6650 lbf; Ab - Cage-Cone Frontface Clearance:2 mm; Aa - Cage-Cone Backface Clearance:0 mm; R - Cone Backface To Clear Radius1:1.020 mm; Cone Part Number:07100; Cage Type:Stamped Steel;
R2481V NTN Thrust Tapered Roller Bearing	Aa - Cage-Cone Backface Clearance:0.21 in; a - Effective Center Location4:-0.19 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:56500 lbf; da - Cone Frontface Backing Diameter:13.27 in; db - Cone Backface Backing Diameter:13.43 in; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:661000 lbf; Cg - Geometry Factor:0.181; C1 - Dynamic Radial Rating (1 million revolutions)6:380000 lbf;
NNU4936 NTN Tapered Roller Bearing	Ce - Dynamic Radial Rating1:7020 N; Cage Type:CR - Phenolic Outer; C0 - Static Radial Rating:3530 N; Da - Outer Ring Backing Diameter:28.600 mm; Design Units:METRIC; R - Inner Ring To Clear Radius2:0.3 mm; d:15 mm; D:32 mm; Limiting Speed (Grease):43800 rpm; Ball Type:STEEL; Limiting Speed (Oil):87600 rpm; Bearing Weight:0.03 Kg; do - Ball Diameter:4.762500 mm; Bearing Width:9 mm; Contact Angle:25 º;
CRT0503V NTN Thrust Tapered Roller Bearing	a - Effective Center Location4:0.1 in; C0 - Static Radial Rating:25000 lbf; B - Cone Width:0.7500 in; Cone Part Number:L713049A; da - Cone Frontface Backing Diameter:2.95 in; C1 - Dynamic Radial Rating (1 million revolutions)6:13900 lbf; Series:L713000; K - Factor8:1.27; Cage Type:Stamped Steel; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:2850 lbf; db - Cone Backface Backing Diameter:3.07 in;
NNU313 NTN Tapered Roller Bearing	Lubrication Type:Relubricatable; Bearing Type:Ball Bearing; Dynamic Load Rating:8130 lbf; Series:Industrial; Outside Diameter D:3.1500 in; Static Load Rating:4460 lbf; Inner Ring Width B:42.86 mm; Dimension S1:35 mm; Seal Type:Labyrinth Seal; Dimension B2:0.720 in; Angle between Set Screws:90 º; Dimension M:0.160 in; Outside Ring Width C:21.000 mm; Radius r:0.6 mm; Bore Type:Cylindrical bore; O.D. Type:Cylindrical OD;
CRT0607V NTN Thrust Tapered Roller Bearing	G:0.178 in; Major Diameter d:1.173 in; H:0.104 in; D:0.416 in; Weight:0.13 lb; Threads No. per Inch:18; C:1.755 in; E:1.500 in;
2PE6401 NTN Thrust Tapered Roller Bearing	R - Cone Backface To Clear Radius1:0.06 in; C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:4820 lbf; db - Cone Backface Backing Diameter:1.63 in; D:2.9375 in; d:1.1250 in; Cg - Geometry Factor11:0.0686; Design Units:Imperial; Series:41000; Ab - Cage-Cone Frontface Clearance:0.12 in; e - ISO Factor8:0.6; Da - Cup Frontface Backing Diameter:2.72 in; Aa - Cage-Cone Backface Clearance:0.09 in;
CU12B04W WK40/15 NTN Thrust Tapered Roller Bearing	B - Cone Width:63.5 mm; Cup Part Number:93125; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:38200 lbf; d:203.093 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:42600 lbf; K - Factor7:1.12; Cone Part Number:93778T; Da - Cup Frontface Backing Diameter:300.00 mm; Aa - Cage-Cone Backface Clearance:8.1 mm; Cage Type:Stamped Steel; r - Cup Backface To Clear Radius2:3.30 mm; da - Cone Frontface Backing Diameter:217.93 mm;
LH-WA22217BLLS NTN Thrust Tapered Roller Bearing	G2 - Heat Generation Factor (Rib-Roller End):20; Cup Part Number:Y33212; Y - ISO Factor9:1.48; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:42000 N; Db - Cup Backface Backing Diameter:98.04 mm; d:45.000 mm; Ab - Cage-Cone Frontface Clearance:3.3 mm; Cage Type:Stamped Steel; Series:33212; D:110.000 mm; C1 - Dynamic Radial Rating (1 million revolutions)5:234000 N; r - Cup Backface To Clear Radius2:1.52 mm;

NN303 NTN Tapered Roller Bearing Video

NTN NN303 INTERCHANGE

Cylindrical Roller Bearing Part series NN303 is a potential replacement for these common bearing part numbers:

NSKNN303
SKFNN303
NTNNN303
FAGNN303
TIMKENNN303
KOYONN303
NACHINN303
DODGENN303

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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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