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

What is NNU303 NTN Tapered Roller Bearing in mechanical engineering? Thrust Spherical Roller Bearing -0.03 in Aa - Cage-Cone Backface Clearance Manufacturing Service . Upload NTNY BEARING LTD your CAD file for 3130 lbf C0 - Static Radial Rating an instant.
Brand Name:NTN
Model Number:
NNU303
Aa - Cage-Cone Backface Clearance:-0.03 in
B - Cone Width:0.4330 in
C0 - Static Radial Rating:3130 lbf
Cone Part Number:L21549
R - Cone Backface To Clear Radius3:0.050 in
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:456 lbf
C90 - Dynamic Radial Rating (90 million revolutions)5:836 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:1460 lbf

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NNU303 NTN Tapered Roller Bearing specification

Aa - Cage-Cone Backface Clearance:-0.03 in
B - Cone Width:0.4330 in
C0 - Static Radial Rating:3130 lbf
Cone Part Number:L21549
R - Cone Backface To Clear Radius3:0.050 in
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:456 lbf
C90 - Dynamic Radial Rating (90 million revolutions)5:836 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:1460 lbf
da - Cone Frontface Backing Diameter:0.77 in
Ab - Cage-Cone Frontface Clearance:0.08 in
db - Cone Backface Backing Diameter:0.85 in
C1 - Dynamic Radial Rating (1 million revolutions)6:3230 lbf
d:0.6250 in
G2 - Heat Generation Factor (Rib-Roller End):5.36
K - Factor8:1.83
Design Units:Imperial
G1 - Heat Generation Factor (Roller-Raceway):3
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:5620 lbf
Cg - Geometry Factor:0.0348
a - Effective Center Location4:-0.13 in

NTN NNU303 Specifications for Thrust Spherical Roller Bearing

CRT1307V NTN Thrust Tapered Roller Bearing	Cup Part Number:JLM104910-Z; Bearing Weight:0.5 Kg; da - Cone Frontface Backing Diameter:55.12 mm; G2 - Heat Generation Factor (Rib-Roller End):19.3; e - ISO Factor8:0.31; B - Cone Width:21.500 mm; db - Cone Backface Backing Diameter:54.10 mm; r - Cup Backface To Clear Radius2:0.51 mm; C0 - Static Radial Rating:104000 N; Aa - Cage-Cone Backface Clearance:0.3 mm; D:82.000 mm; Series:LM104900; R - Cone Backface To Clear Radius1:0.4 mm;
NN3030K NTN Cylindrical Roller Bearing	Bearing Number:MSM150BX; Shaft Size:150 mm; Maximum Speed:1320 rpm; Bolt Size:4 x M24; Dimension V:0.1 in; Cor - Static Load Rating:232453 lbf; Dimension R:18.3 in; Bearing - Housing - Seal:MSM150BXHHTPS; Dimension N:15.500 in; Seal Type:High Temperature Pac; Dimension H:4.9 in; Support Type:Round Flange; Cr - Dynamic Load Rating:164111 lbf; Dimension L:8.9 in; Note:This product line wa; Bearing - Housing - Seal UPC:013992084712;
K2N-RTD28601PX1 NTN Thrust Tapered Roller Bearing	Full Timken Part Number:99999B; Eng Internal Radial Clearance - Min:0.0037; Dimension L Exp:3.86 in; Dimension S:3.62 in; Y2 - Geometry Factor:3.61; Dimension J (Bolt Size):1.125 in; Dimension N:5.320 in; Dimension D:6.65 in; Shaft Size :5 in; Shaft Tolerance:0.0050 in; Y1 - Geometry Factor:2.43; Locking Style:Eccentric; Weight:52.2 lb; Pre Install Clearance Max:0.145 mm; Eng Internal Radial Clearance - Max:0.0057;
LH-WA22212BLLSK NTN Thrust Tapered Roller Bearing	Series Type:Light Series; Dimension S:1.5 in; Dimension R:1.1 in; Dimension N:9.3 in; Shaft Size:55 mm; Dimension D:8.0 in; Tensioning Unit Type:Tension Type; Ca - Axial Load Rating:1213.95 lbf; Seal Type:Kevlar Packing Seal; Dimension W:1.2 in; Bearing UPC:013992030030; Cor - Static Load Rating:25853 lbf; Support Type:Take-Up; Bearing Number:LSM55BR; Cr - Dynamic Load Rating:23155 lbf; Dimension T:11.0 in;
NN4926 NTN Tapered Roller Bearing	Bore Type:Cylindrical Bore; Dynamic Load Rating:86,000 N; Factor fo:16.4; Fillet Radius/Chamfer:2 mm; ra (max):2 mm; Weight:3.170 kg; D:230 mm; Radial Clearance:0.053 to 0.102 mm; Configuration:Single Row; da (min):178 mm; Da (max):222 mm; Limiting Speed - Grease:2,600 rpm; Enclosure:Open; B:28 mm; d:170 mm; Limiting Speed - Oil:3,100 rpm; Static Load Rating:95,000 N;
NN3952K NTN Cylindrical Roller Bearing	Ab - Cage-Cone Frontface Clearance:0.24 in; r - Cup Frontface To Clear Radius2:0.090 in; db - Cone Backface Backing Diameter:4.53 in; d:3.3465 in; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:189000 lbf; T - Bearing Width across Cones:4.5625 in; Series:98000; K - Factor7:0.92; Design Units:Imperial; Da - Cup Frontface Backing Diameter:7.41 in; G1 - Heat Generation Factor (Roller-Raceway)11:203;
NN393 NTN Tapered Roller Bearing	Shaft Size:4.5 in; Note:This product line wa; Bearing Number:HSE408BX; Bearing - Housing - Seal:HSE408BXHKPS; Dimension H:7.756 in; Support Type:Four-Bolt Plummer Bl; Dimension J:18.0 in; Cr - Dynamic Load Rating:147475 lbf; Housing Width:8.3 in; Pillow/Plummer Block Style:Split Cylindrical Ho; Dimension K:3.5 in; Bearing - Housing - Seal UPC:013992060549; Bearing UPC:013992055231; Bolt Size:4 x M24;
CRT1409V NTN Thrust Tapered Roller Bearing	Fillet Radius/Chamfer:1 mm; ra (max):1 mm; Configuration:Single Row; r1:0.5 mm; b (min):1.9 mm; a (max):2.5 mm; Bore Type:Cylindrical Bore; Cy (max):3.8 mm; Enclosure:Snap Ring Groove wit; Snap Ring Outside Diameter:86.6 mm; Weight:0.252 kg; Factor fo:15.6; Da (max):75 mm; D:80 mm; Dx (min):88 mm; Limiting Speed - Grease:8,500 rpm; da (min):55 mm; D1 (max):76.8 mm; Radial Clearance:0.018 to 0.036 mm;
LH-WA22217BLLS NTN Thrust Tapered Roller Bearing	D:4.5268 in; Cone Part Number:55175; K - Factor7:0.66; Series:55000; B - Cone Width:1.0594 in; C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:7350 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:12800 lbf; d:1.7500 in; Cup Part Number:55452D; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:11100 lbf; C - Double Cup Width:1.7500 in; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:49400 lbf;
CRT1412V NTN Thrust Tapered Roller Bearing	Outside Diameter D:120.000 mm; Grease Reference Speed:6700 rpm; Cr - Dynamic Load Rating:71.5 kN; Clearance:C3; Features:Contact Seals; Weight:1.350 Kg; Outside Ring Width B:29.000 mm; C0r - Static Load Rating:44.6 kN; Bore Size d:55 mm; Oil Reference Speed:10000 rpm; Radius Rs min:2.000 mm;
NN4956K NTN Cylindrical Roller Bearing	C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:22900 lbf; C0 - Static Radial Rating:55700 lbf; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:88500 lbf; db - Cone Backface Backing Diameter:3.19 in; G2 - Heat Generation Factor (Rib-Roller End):21.1; Series:555; da - Cone Frontface Backing Diameter:2.95 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:7810 lbf;
CU12B07W IM38/18 NTN Thrust Tapered Roller Bearing	Cup Part Number:07196; e - ISO Factor3:0.4; Design Units:Imperial; G2 - Heat Generation Factor (Rib-Roller End):7.07; Series:07000; Db - Cup Backface Backing Diameter:1.75 in; G1 - Heat Generation Factor (Roller-Raceway):7.6; Y - ISO Factor4:1.49; D:1.9687 in; C - Cup Width:0.3750 in; K - Factor2:1.45; r - Cup Backface To Clear Radius1:0.04 in; Cg - Geometry Factor:0.0509; Da - Cup Frontface Backing Diameter:1.87 in;

No.	Brand	E	S	c	i	N	C	T	D
K2N-RTD33102PX1	NTN	-	-	-	-	-	-	-	-
NNU4922K	NTN	-	-	-	-	-	-	-	37 mm
CU10B01W WK20/18	NTN	-	-	-	-	-	-	-	-
NNU4944K	NTN	-	-	-	-	-	-	-	-
NN3036	NTN	-	-	-	-	-	-	-	-
NN3948	NTN	-	-	-	-	-	-	-	180 mm
W5613	NTN	-	-	-	-	-	-	-	-
NNU3044	NTN	-	-	-	-	-	-	-	-
NN4956	NTN	-	-	-	-	-	-	-	22 mm
NNU3026	NTN	-	-	-	-	-	-	-	-
NNU4964	NTN	-	-	-	-	-	-	-	-
NN4924K	NTN	-	-	-	-	-	-	-	2 in
NN3064	NTN	-	-	-	-	-	-	-	-
K2N-RTD56205PX1	NTN	-	-	-	-	-	-	-	-
WA22224BLLS	NTN	-	-	-	-	-	-	-	-
NN3196	NTN	-	-	-	-	-	-	-	-
NNU4926K	NTN	-	-	-	-	-	-	-	14.5000 in
WA22226BLLS	NTN	-	-	-	-	-	-	-	62 mm
NN3126	NTN	-	-	-	-	-	-	-	-
NNU3024	NTN	-	-	-	-	-	-	-	130 mm
CRT1812V	NTN	-	-	-	-	-	-	-	300 mm

NNU303 NTN Tapered Roller Bearing Video

NTN NNU303 INTERCHANGE

Thrust Spherical 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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