NACHI BEARINGS OF AMERICA CORP.: Ball Insert Bearings Bearings Spherical Rod Ends Cylindrical Roller Bearings

English

✖

Bearings Spherical Rod Ends

Cylindrical Roller Bearings

Home>Products>Thrust Spherical Roller Bearing>NN49/56 NTN Tapered Roller Bearing

NTN NN49/56 MODELS

Need a CAD or 3D Model?

Contact Now WhatsApp Be Our Agent

NN49/56 NTN Tapered Roller Bearing

Name: NN49/56 NTN Tapered Roller Bearing
Brand: NTN
SKU: NN49/56
Rating: 4.9 (5 reviews)

NTN NN49/56 Bearing SPECIFICATIONS

Online shopping NN49/56 NTN Tapered Roller Bearing from a great selection at Store. ... NACHI BEARINGS OF AMERICA CORP. Thrust Spherical Roller Bearing Accessories. 182 mm h 0.08 Coefficient of friction µ min.
Brand Name:NTN
Model Number:
NN49/56
h:182 mm
Coefficient of friction µ max.:0.15
Coefficient of friction µ min.:0.08
Permissible sliding velocity v max.:0.5 m/s
B:160 mm
Permissible sliding velocity v min.:0 m/s
Mass bushing:8.4 kg
Specific dynamic load factor K:25 N/mm²

NACHI BEARINGS OF AMERICA CORP.

NACHI BEARINGS OF AMERICA CORP.China

NACHI BEARINGS OF AMERICA CORP.2020-07-10 09:46:19
Welcome to my shop! Glad to serve you! Please send your question!

Interested In: Price Inspection Certificate Product Specifications Company Profile

Thrust Spherical Roller Bearing Specification details

h:182 mm
Coefficient of friction µ max.:0.15
Coefficient of friction µ min.:0.08
Permissible sliding velocity v max.:0.5 m/s
B:160 mm
Permissible sliding velocity v min.:0 m/s
Mass bushing:8.4 kg
Specific dynamic load factor K:25 N/mm²
Specific static load factor K0:45 N/mm²
d:180 mm
D:200 mm
Tolerance housing:H7
a:8 mm
α:124 °
Tolerance shaft:e7

NTN NN49/56 NN49/56 NTN Tapered Roller Bearing Product Features

NN403 NTN Tapered Roller Bearing	A:315 mm; Q180°:1430 kN; L:790 mm; A1:280 mm; Mass housing:252 kg; P180°:2000 kN; P150°:1600 kN; Eye bolt, size:2 x M 24; Q120°:2860 kN; H2:105 mm; Da:460 mm; Appropriate attachment bolt, rec. tightening torque:2280 N·m; J:670 mm; Locating ring:2 x FRB 25/460; P90°:2400 kN; Pa:1300 kN; Oil level, min.:75 mm; Q150°:1650 kN; P120°:1800 kN; Ca:168 mm;
NNU4856K NTN Cylindrical Roller Bearing	with cylindrical bore:800 min-1; Grease:3110 kN; rs (min):5 mm; Static (Cor):22.3 mm; Dynamic (Cr):12 mm; with tapered bore:1 000 min-1; D:420 mm; Oil:270.110 kN; d:200 mm; Pu:2230 kN; B:138 mm;
NN4956 NTN Tapered Roller Bearing	r1 min.:0.6 mm; dk:53 mm; l4 max.:191 mm; Mass rod end:2.2 kg; Material constant KM:330; d:40 mm; Basic static load rating C0:166 kN; l7 min.:50 mm; α:6 °; Specific dynamic load factor K:100 N/mm²; l3 min.:65 mm; d4 ≈:58 mm; G:M 39x3; B:28 mm; w:50 mm; h1:142 mm; Basic dynamic load rating C:100 kN; l5 ≈:25 mm; C1 max.:24 mm; d2 max.:94 mm;
NNU3048	Calculation factor Y1:3; Mass bearing + sleeve:23.2 kg; Fatigue load limit Pu:114 kN; B2:34 mm; Calculation factor Y0:2.8; B1:109 mm; r1,2 min.:2.1 mm; Ba min.:9 mm; Calculation factor e:0.22; db min.:189 mm; D:280 mm; Basic static load rating C0:1270 kN; Calculation factor Y2:4.6; da max.:199 mm; d1:160 mm; B:74 mm; Basic dynamic load rating C:884 kN; d2 ≈:199 mm; ra max.:2 mm; K:7.5 mm;
NN3956K NTN Cylindrical Roller Bearing	J1:139.7 mm; P60°:449 kN; P150°:151 kN; Ca:147.803 mm; S:4.763 mm; ba:103.188 mm; A1:228.6 mm; P180°:185 kN; R1:163.512 mm; Cap bolt recommended tightening torque:1017 N·m; A2:315.119 mm; L:869.95 mm; Eye bolt:2 x 1/2-13 UNC; Da:419.999 mm; Bearing limiting speed:1500 r/min; RG:1 NPT; J max.:749.3 mm; Cap bolt, SAE grade:5; H1:250.825 mm; Cap bolt:4 x 1 1/2-6 UNC;
NN302 NTN Tapered Roller Bearing	Tolerance housing:H7; Specific static load factor K0:20 N/mm²; Coefficient of friction µ min.:0.05; D:12 mm; Permissible sliding velocity v min.:0.25 m/s; Mass bushing:0.006 kg; Specific dynamic load factor K:10 N/mm²; Coefficient of friction µ max.:0.1; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; d:5 mm; B:10 mm;
NNU39/8 NTN Tapered Roller Bearing	d2:130.175 mm; B:102.394 mm; S:0.794 mm; A1:112.713 mm; Limiting speed:800 r/min; Basic dynamic load rating C:253 kN; Mass bearing unit:16.1 kg; H2:57.15 mm; J max.:290.512 mm; L:355.6 mm; A:92.075 mm; J min.:268.288 mm; H1:95.25 mm; Attachment bolt diameter G:22.225 mm; H:190.5 mm; da:88.9 mm; s:36.513 mm;
4R4416 NTN Cylindrical Roller Bearing	Housing:SYWR 507 Y; Recommended tightening torque for grub screw:6.5 N·m; J max.:133 mm; Basic dynamic load rating C:21.6 kN; s1:25.4 mm; Thread grub screw G2:5/16-24 UNF; d:34.925 mm; Mass bearing unit:1.7 kg; H1:47.6 mm; J:126 mm; B:42.9 mm; Limiting speed:3200 r/min; A5:31.1 mm; Basic static load rating C0:15.3 kN; Housing material:Stainless steel; H2:19 mm; Rα:45 °; A:44 mm; Recommended diameter for attachment bolts, inch G:0.5 in;
NNU4864	P90°:207 kN; H2:69.85 mm; J min.:492.125 mm; J1:107.95 mm; L:628.65 mm; P180°:133 kN; Labyrinth ring:2 x LOR 141; Pa:43.6 kN; Cap bolt, SAE grade:8; PG:1/4 NPT; da:152.4 mm; RG:3/4 NPT; J max.:549.275 mm; h:54.769 mm; Cap bolt:1-8 UNC; P60°:345 kN; ba:74.612 mm; R2:37.306 mm; Initial grease fill:878.85 g; End plug (suffix Y):EPR 18;
4R3056 NTN Cylindrical Roller Bearing	Calculation factor Y1:1.7; r5 min.:1 mm; Cb min.:15 mm; K:3 mm; Calculation factor Y2:2.5; Db min.:172 mm; Calculation factor Y0:1.6; l:9 mm; Limiting speed:3600 r/min; rc max.:1 mm; db min.:113.5 mm; Basic dynamic load rating C:912 kN; a:98.617 mm; T:135 mm; Mass bearing pair:13.9 kg; d1 ≈:139.98 mm; b:4 mm; D:180 mm; Calculation factor e:0.4; ra max.:3 mm;
NN4952 NTN Tapered Roller Bearing	Labyrinth ring (dc shaft position):LOR 63; Stabilizing ring:SR-17-14; R1:53.975 mm; da:85 mm; PG:1/8 NPT; ba:35.719 mm; RG:3/8 NPT; L:330.2 mm; Housing:SAFS 217; A2:127 mm; dc:80.963 mm; Initial grease fill:218.29 g; Cap bolt:2 x 5/8-11 UNC; H1:95.25 mm; H2:38.1 mm; PosiTrac Plus contact element (dc shaft position):B10724-64; P150°:26.7 kN; Mass pillow block:23.6 kg; P120°:28.9 kN; Da:150 mm;
NN3926K NTN Cylindrical Roller Bearing	Fatigue load limit Pu:1800 kN; F:550 mm; Basic static load rating C0:22000 kN; Design variant/feature:BC4.10/W33WI; Mass bearing:500 kg; K:12 mm; B:450 mm; D:680 mm; Basic dynamic load rating C:8250 kN; d:500 mm; Calculation factor kr:620; r3,4 min.:2 mm; D1 ≈:621.6 mm; b:22.3 mm; r1,2 min.:6 mm; C:450 mm;
NN394 NTN Tapered Roller Bearing	d:360 mm; G:378.993 mm; B1:301.422 mm; B:48.666 mm; Threads per inch:5; Sleeve:S 3276x13.15/16; d3 max.:450.977 mm; Mass adapter sleeve assembly:66 kg; d1:354.012 mm; B5:59.766 mm; Hydraulic nut:HMVC 76E;
NN3080K NTN Cylindrical Roller Bearing	Recommended diameter for attachment bolts, inch G:0.5 in; B:49.2 mm; T:51.7 mm; Db:100 mm; Mass bearing unit:0.9 kg; B4:8 mm; Thread grub screw G2:5/16-24 UNF; Basic static load rating C0:19 kN; Recommended tightening torque for grub screw:6.5 N·m; d:38.1 mm; Basic dynamic load rating C:30.7 kN; Recommended diameter for attachment bolts, mm G:12 mm; J:144 mm; N:14 mm; Limiting speed:2800 r/min;
NN3934 NTN Tapered Roller Bearing	E:mm; r1s (min):2.1 mm; D:190 mm; b:mm; B:65.1 mm; d2 (max):mm; Pu:62.190 kN; Static (Coa):573 kN; Dynamic (Ca):362 kN; d2:105 mm; s:7 mm; F:127 mm; b1:mm; rs (min):2.1 mm;
4R4413 NTN Cylindrical Roller Bearing	b:12 mm; s:2.9 mm; Dynamic (Ca):607 kN; E:mm; Static (Coa):750 kN; b1:20 mm; D:310 mm; Pu:70.340 kN; rs (min):4 mm; d2 (max):228.8 mm; B:52 mm; F:207 mm; d2:170 mm; r1s (min):4 mm;

No.	Brand	U	E	w	b	L	N	K	C
NN3068	NTN	-	1635 mm	-	-	-	-	-	-
NN38/56	NTN	-	-	-	-	-	-	-	-
4R3429	NTN	-	-	-	-	-	-	-	-
NNU38/8	NTN	-	-	-	-	-	-	-	-
4R442	NTN	-	-	-	-	-	-	-	-
NN3960K	NTN	-	-	-	-	-	-	-	23.5 mm
NNU4920K	NTN	-	-	-	-	-	-	-	-
NN3144	NTN	-	-	-	-	-	-	-	11.5 mm
4R3029	NTN	-	-	-	-	-	-	-	-
4R4445	NTN	-	-	-	-	-	17 mm	-	-
NNU3184	NTN	-	-	-	-	869.95 mm	-	-	-
NN3072K	NTN	-	-	-	-	-	-	-	-
NNU488	NTN	-	-	-	-	-	-	-	206 mm
NNU4052	NTN	-	-	-	-	304.8 mm	-	-	-
NN4926	NTN	-	-	-	22.3 mm	-	-	12 mm	-
NN3964	NTN	17 mm	-	-	-	-	-	-	-
NN3034K	NTN	-	-	-	-	83 mm	12.3 mm	-	-
NNU4980	NTN	-	-	-	-	-	-	-	-
NNU39/63	NTN	-	-	-	-	-	-	-	-
NNU3044	NTN	-	-	-	-	-	-	5 mm	-
NNU4992	NTN	-	-	-	10.5 mm	-	-	-	-
NNU4964	NTN	-	-	-	-	-	-	-	-
NNU3034	NTN	-	-	-	-	-	-	-	-
NN3021K	NTN	-	-	-	-	-	-	-	-
4R3229	NTN	-	-	-	-	-	-	-	12.7 mm
4R3231	NTN	-	-	-	-	212.725 mm	-	-	-
4R4444	NTN	-	-	-	-	-	-	-	-

NN49/56 NTN Tapered Roller Bearing Video

NTN NN49/56 INTERCHANGE

Thrust Spherical Roller Bearing Part series NN49/56 is a potential replacement for these common bearing part numbers:

NSKNN49/56
SKFNN49/56
NTNNN49/56
FAGNN49/56
TIMKENNN49/56
KOYONN49/56
NACHINN49/56
DODGENN49/56

Contact Us

NACHI BEARINGS OF AMERICA CORP.: Address5600 Corporate Way Richmond, Kentucky 450987, U.S.A.; Phone(Working Time)753-298-7898; Fax

Send Now

NTN NN49/56 Technical Articles

Do bearings need washers?

Skateboard Bearings Buying Guide - Warehouse SkateboardsIt isn't until you need to do maintenance on your bearings that you will have to split Skateboard Bearings and Speed Washers at Warehouse Skateboards Why Bearing Spacers Really Matter...

Do cars have ball bearings?

Everything You Need To Know About Wheel Bearings | TheDec 15, 2020 — We aren't there yet, as cars still use wheels and tires to tackle terrain for The best thing to do with a bad wheel bearing is to replace it, along Automobile Ball...

Do trailer bearings get warm?

How Hot Do Your Trailer Bearings Run? [Archive] - WalleyeThen, take the trailer for a 20 mile drive and measure the temperature of the hubs. If the hubs are still hot, you have an issue with the bearings How hot is “hot” on wheel...