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Home>Products>Thrust Spherical Roller Bearing>NNU303 NTN Tapered Roller Bearing

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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

QuestionNNU303 NTN Tapered Roller Bearing ? Find what you need Osborn Load BEARING LTD faster by entering your Thrust Spherical Roller Bearing information . 1 1/8-7 UNC Cap bolt
Brand Name:NTN
Model Number:
NNU303
Cap bolt:1 1/8-7 UNC
H2:79.375 mm
da:174.625 mm
Eye bolt:2 x 1/2-13 UNC
P150°:136 kN
N1:34.925 mm
Da:339.999 mm
PG:1/4 NPT

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NNU303 NTN Tapered Roller Bearing specification

Cap bolt:1 1/8-7 UNC
H2:79.375 mm
da:174.625 mm
Eye bolt:2 x 1/2-13 UNC
P150°:136 kN
N1:34.925 mm
Da:339.999 mm
PG:1/4 NPT
End plug (suffix Y):EPR 21
R1:120.65 mm
H:398.462 mm
Taconite seal:TER 154
R2:42.069 mm
Ca:101.803 mm
P120°:151 kN
H1:200.025 mm
S:4.763 mm
J min.:549.275 mm
Initial grease fill:1672.65 g
J max.:619.125 mm

NTN NNU303 NNU303 NTN Tapered Roller Bearing Characteristics

No.	Brand	d	K	C	E	l	B	F	H
RE4604	NTN	70	-	124	-	-	-	-	-
WA22226BLLS	NTN	-	-	-	-	-	-	-	-
R2859V	NTN	50	-	-	-	-	-	-	-
CRT1812V	NTN	50 mm	-	-	-	-	16 mm	-	-
K2N-RTD33102PX1	NTN	-	-	-	-	-	-	-	-
WA22219BLLS	NTN	-	-	-	-	-	31.5 mm	-	-
NNU306	NTN	-	-	-	-	-	-	-	-
W2225	NTN	-	-	-	mm	-	55 mm	96 mm	-
RE2437	NTN	-	-	-	-	-	20 mm	-	-
LH-WA22212BLLSK	NTN	-	-	-	-	-	-	-	157.559 mm
CRT0811V	NTN	-	-	3.45	-	-	-	13	-
29434	NTN	-	-	-	-	-	-	-	-
29452	NTN	-	-	-	-	-	47 mm	-	-
R2252V	NTN	-	-	-	-	-	-	-	-
NNU3024	NTN	-	-	-	-	-	-	-	-
3RCS3618UP	NTN	395 mm	-	-	-	-	268 mm	-	-
WA22228BLLS	NTN	260.35 mm	-	-	-	-	314.325 mm	-	-
29444	NTN	130 mm	-	-	-	-	120 mm	-	-
NNU4932	NTN	-	-	-	-	-	-	-	-
29496	NTN	-	-	-	-	-	-	-	147.637 mm
WA22224BLLS	NTN	-	-	-	-	-	-	-	-
CRI-1760LL	NTN	-	-	-	-	-	-	-	-
NNU313	NTN	-	-	-	-	-	-	-	-
WA22226BLLSK	NTN	-	-	645	-	-	-	-	-
WA22219BLLSK	NTN	45 mm	-	-	-	-	30 mm	-	-
2943	NTN	-	-	-	-	-	-	-	-
29488	NTN	-	-	-	-	-	-	-	-
2PE10101	NTN	45 mm	-	-	-	-	32 mm	-	-

WA22230BLLSK NTN Thrust Tapered Roller Bearing	Mass rod end:5.7 kg; Specific dynamic load factor K:100 N/mm²; l1 min.:115 mm; d2 max.:137 mm; G:M 52x3; l7 min.:73 mm; α:6 °; C1 max.:39 mm; h:210 mm; Material constant KM:330; d:60 mm; B:44 mm; r1 min.:1 mm; Basic dynamic load rating C:245 kN; Basic static load rating C0:360 kN; l2 max.:281 mm; dk:80 mm;
29434 NTN Thrust Spherical Roller Bearing	Bearing limiting speed:2400 r/min; L:511.175 mm; End plug (suffix Y):EPR 27; Housing:SAW 528; P120°:73.8 kN; Appropriate attachment bolt size G:1 in; Labyrinth ring:2 x LOR 120; Pa:37 kN; ba:71.438 mm; Initial grease fill:850.5 g; Mass pillow block:90.3 kg; Stabilizing ring:SR-28-0; P180°:81.4 kN; S:4.763 mm; J min.:406.4 mm; R2:30.163 mm; P90°:116 kN; R1:101.6 mm; H2:60.325 mm; PG:3/8 NPT;
3R1826UP NTN Thrust Tapered Roller Bearing	Permissible sliding velocity v max.:0.5 m/s; Specific static load factor K0:45 N/mm²; Coefficient of friction µ max.:0.15; Coefficient of friction µ min.:0.08; Permissible sliding velocity v min.:0 m/s; Specific dynamic load factor K:25 N/mm²; B:12 mm; Tolerance shaft:e7; D:12 mm; Tolerance housing:H7; Mass bushing:0.008 kg; d:7 mm;
NNU492 NTN Tapered Roller Bearing	Pu:36.190 kN; C:31 mm; r2s (min):0.6 mm; a:32 mm; Static (Coa):299 kN; B:41 mm; r1s (min):1.5 mm; T:41 mm; D:130 mm; d2:75 mm; rs (min):2 mm; Dynamic (Ca):196 kN;
NNU3048	Da max.:141.2 mm; D:149.225 mm; B:83.337 mm; Da min.:136.2 mm; da min.:101.6 mm; ra max.:0.6 mm; Specific dynamic load factor K:150 N/mm²; C:71.425 mm; rb max.:1 mm; da max.:108.6 mm; α:6 °; r2 min.:1 mm; Lubricant:Maintenance free &nd; d:95.25 mm; dk:136.906 mm; Design (sliding contact surface combination):Steel/PTFE fabric; Specific static load factor K0:300 N/mm²; Mass plain bearing:5.8 kg;
CRT1007V NTN Thrust Tapered Roller Bearing	A5:42.069 mm; a:5.556 mm; da:87.313 mm; d2:130.175 mm; A1:107.95 mm; B:102.394 mm; Mass bearing unit:18.4 kg; A:84.138 mm; Basic dynamic load rating C:253 kN; s:36.513 mm; Attachment bolt diameter G:19.05 mm; L:222.25 mm; J:177.8 mm; A6:28.575 mm; N1:20.637 mm; Limiting speed:2300 r/min; S:0.794 mm;
NNU493 NTN Tapered Roller Bearing	B:300 mm; α:124 °; Permissible sliding velocity v max.:0.5 m/s; Specific dynamic load factor K:25 N/mm²; Permissible sliding velocity v min.:0 m/s; Coefficient of friction µ max.:0.15; Specific static load factor K0:45 N/mm²; Tolerance shaft:e7; Tolerance housing:H7; a:15 mm; d:210 mm; Mass bushing:18.2 kg; D:230 mm; h:212.5 mm; Coefficient of friction µ min.:0.08;
WA22219BLLSK NTN Thrust Tapered Roller Bearing	Coefficient of friction µ min.:0.05; B1:6 mm; Permissible sliding velocity v max.:5 m/s; Specific static load factor K0:20 N/mm²; Tolerance shaft:h8; Specific dynamic load factor K:10 N/mm²; Mass bushing:0.18 kg; Tolerance housing:H7; Permissible sliding velocity v min.:0.25 m/s; d:45 mm; Coefficient of friction µ max.:0.1; D:55 mm; D1:65 mm; B:30 mm;
294/6 NTN Thrust Spherical Roller Bearing	Housing material:Cast iron; L:127 mm; A:47 mm; R1:31.5 mm; J:184 mm; J6:154 mm; Recommended diameter for attachment bolts, inch G:0.625 in; N:18 mm; Db2:127 mm; d:50.8 mm; Thread grub screw G2:3/8-24 UNF; s1:32.5 mm; GN:1/4-28 SAE-LT; Db1:118 mm; J7:18 mm; Basic dynamic load rating C:43.6 kN; Hexagonal key size for grub screw N:4.763 mm; Basic static load rating C0:29 kN; RG:1/4-28 UNF; DN:6.5 mm;
29344 NTN Thrust Spherical Roller Bearing	Pa:32.7 kN; Housing:SAF 530; R2:39.688 mm; P60°:230 kN; H:320.675 mm; L:539.75 mm; P120°:87.2 kN; A2:215.9 mm; Labyrinth ring:2 x LOR 124; P180°:96.1 kN; J max.:463.55 mm; H2:63.5 mm; Stabilizing ring:SR-30-0; N1:28.575 mm; Cap bolt:4 x 3/4-10 UNC; P90°:138 kN; Mass pillow block:91.6 kg; P150°:80.1 kN; A1:158.75 mm; Cap bolt, SAE grade:5;
R2677V NTN Thrust Tapered Roller Bearing	D_a:25; hidTable:ecat_NSANGB; ALP21:15; DA_:4.762; D_:30; mass:0.032; C:5.4; LangID:1; ALPHA_:15; r:0.6; da:15; KBRG:7017; Prod_Type3:ACBB_SR_C; hidYobi:7200CTYN; d:10; r1:0.3; SRI:2.48; Oil rpm:56000; a:7.2; DI_:15.208;
29438 NTN Thrust Spherical Roller Bearing	J6:106 mm; d:36.513 mm; J:92 mm; T:53.3 mm; B1:51.1 mm; Db2:95 mm; A:34.5 mm; J7:29 mm; Recommended tightening torque for grub screw:16.5 N·m; Mass bearing unit:1.3 kg; A5:22 mm; Basic dynamic load rating C:25.5 kN; Db1:87 mm; s1:32.3 mm; Hexagonal key size for grub screw N:4.763 mm; N:14 mm; A3:3.2 mm; L:118 mm; Recommended diameter for attachment bolts, mm G:12 mm; A1:13 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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