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4R3821 NTN ROLL NECK BEARINGS for ROLLING MILL

Name: 4R3821 NTN ROLL NECK BEARINGS for ROLLING MILL
Brand: NTN
SKU: 4R3821
Rating: 4.9 (5 reviews)

NTN 4R3821 Bearing SPECIFICATIONS

We work closely with Qinyuan Bearing Manufacturing Co., Ltd. 0.088 kg Mass bearing our 4R3821 NTN ROLL NECK BEARINGS for ROLLING MILL 25 mm bore diameter: manufacturing partners 34.5 kN Basic static load rating - C0 to bring the best value to customers.
Brand Name:NTN
Model Number:
4R3821
Mass bearing:0.088 kg
Basic static load rating - C0:34.5 kN
bore diameter::25 mm
d:25 mm
ra - max.:0.3 mm
Manufacturer Name:SKF
Basic static load rating C0:34.5 kN
Weight / Kilogram:0.094

Download NTN 4R3821 Spec Sheet

Qinyuan Bearing Manufacturing Co., Ltd.

Qinyuan Bearing Manufacturing Co., Ltd.China

Qinyuan Bearing Manufacturing Co., Ltd.2020-07-10 09:46:19
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4R3821 NTN ROLL NECK BEARINGS for ROLLING MILL Exchange Guide

Mass bearing:0.088 kg
Basic static load rating - C0:34.5 kN
bore diameter::25 mm
d:25 mm
ra - max.:0.3 mm
Manufacturer Name:SKF
Basic static load rating C0:34.5 kN
Weight / Kilogram:0.094
Da max.:40 mm
Minimum Buy Quantity:N/A
Fatigue load limit - Pu:4.2 kN
r1,2 min.:0.3 mm
Basic dynamic load rating C:24.2 kN
cage material::Steel
s max.:0.8 mm
ra max.:0.3 mm
precision rating::Not Rated
Product Group:B04144
outside diameter::42 mm
lubrication hole type::Hole on Outer Ring

4R3821 NTN ROLL NECK BEARINGS for ROLLING MILL pdf

NTN 4R3821 Specifications for Roll Neck Bearings For Rolling Mill

No.	Brand	d	M	Z	G	E	r	R	h
4R6819	NTN	9 mm	-	-	-	-	-	-	-
22240CAW33C3	SKF	170 mm	-	-	-	-	-	4,8 mm	-
4CR3	KOYO	36,5125 mm	-	-	1/4-28UNF	-	-	-	-
22226CAW33C3	SKF	-	-	-	-	-	-	-	-
22230CAW33C3	SKF	-	-	-	-	-	-	-	-
4R3226	NTN	75 mm	-	-	-	-	-	-	-
24172CAW33C3	SKF	420 mm	-	-	-	-	-	-	-
Z-508726.ZL	FAG	130 mm	-	-	-	-	-	-	-
4R4048	NTN	80 mm	-	-	-	-	-	-	-
22360CAW33C3	SKF	65 mm	-	-	-	-	-	-	-
Z-507333.ZL	FAG	75 mm	-	77 mm	24 mm	248 mm	-	-	-
22228CAW33C3	SKF	140 mm	-	-	-	-	-	-	-
NU2326C3	SKF	730 mm	-	-	-	-	-	-	-
Z-804868.ZL-N12BA	FAG	30 mm	-	-	-	-	-	-	-
160RV2301	NSK	240 mm	-	-	-	-	-	-	-
4R2906	NTN	38 mm	-	-	-	-	-	-	-
4R3821	NTN	25 mm	-	-	-	-	-	-	-
313811	KOYO	12 mm	-	-	-	-	-	-	-
22320CAW33C3	SKF	280 mm	-	-	-	-	-	-	-
NU2334MC3	SKF	50 mm	-	-	-	-	-	-	-
22318CAW33C3	SKF	75 mm	-	-	-	-	-	-	-
23180CAW33C3	SKF	35 mm	-	-	-	-	-	-	-

145RV2101 NSK ROLL NECK BEARINGS for ROLLING MILL	W:1,1 mm; Outer Diameter (mm):12; Bearing number:SDM6; D:12 mm; Size (mm):6x12x13.5; Weight:0,007 Kg; Basic dynamic load rating (C):108 kN; L:19 mm; Bore Diameter (mm):6; Width (mm):13,5; Fw:6 mm; B:13,5 mm; D1:11,5 mm;
Z-543975.ZL FAG ROLL NECK BEARINGS for ROLLING MILL	Size (mm):160x290x104; Bore Diameter (mm):160,000; H:104,000 mm; d:160,000 mm; Outer Diameter (mm):290,000; Width (mm):104,000; Bearing number:23232EAKW33; D:290,000 mm;
313812W KOYO ROLL NECK BEARINGS for ROLLING MILL	Calculation factor - Y0:0.38; rb max.:0.6 mm; Calculation factor f2D:1.17; Calculation factor - X2:0.67; d1:105.8 mm; Calculation factor - fHC:1.04; Basic dynamic load rating C:46.2 kN; Bearing number:S71919 ACD/HCP4A; a:35.3 mm; Basic static load rating C0:52 kN; r1,2 min.:1.1 mm; Db max.:126 mm; Preload class B - GB:580 N; Width (mm):18; Static axial stiffness, preload class A:266 N/µm; Ball - z:28;
Z-529468.N12BA FAG ROLL NECK BEARINGS for ROLLING MILL	Outer Diameter (mm):980,000; Size (mm):540x980x250; H:250,000 mm; d:540,000 mm; Width (mm):250,000; Bearing number:294/560/540; Bore Diameter (mm):540,000; D:980,000 mm;
22240CAW33C3 SKF MINING MACHINERY BEARINGS	Outer Diameter (mm):254; Factor (G1):466,3; Bearing number:86669/86100B; Width (mm):46,038; D1:263,525 mm; Basic static load rating (C0):644 kN; D:254 mm; Calculation factor (e):0,37; Weight:7,53 Kg; da:180 mm; a -:1,5 mm; Bore Diameter (mm):170; R:4,8 mm; d:170 mm; T1:22,225 mm; Basic dynamic load rating (C90):101; Da:235 mm; Basic dynamic load rating (Ca90):63,8; C:33,338 mm; Basic dynamic load rating (C1):389 kN;
313837A KOYO ROLL NECK BEARINGS for ROLLING MILL	Nref:7,500 rpm; Fatigue limit load, Cu:1.77 kN; Characteristic cage frequency, FTF:0.4 Hz; Bore Diameter (mm):30,000; Characteristic outer ring frequency, BPF0:3.56 Hz; D1:60 mm; Nlim:8,600 rpm; Min operating temperature, Tmin:-30 °C; f0:13.8; Max operating temperature, Tmax:130 °C; d1:46.6 mm; d:30,000 mm; rs min:1.1 mm; D:72,000 mm; da min:37 mm; Static load, C0:30.6 kN; C:27,000 mm; B:27,000 mm;
22236CAW33C3 SKF MINING MACHINERY BEARINGS	dn:18 mm; d1:17.1 mm; B:8 mm; Fatigue load limit - Pu:0.08 kN; Preload class C - GC:60 N; Calculation factor - f2D:1.09; Preload class B - GB:30 N; Preload class C GC:60 N; ra max.:0.3 mm; K:0.5 mm; D:28 mm; C1:4.9 mm; Outer Diameter (mm):12; da min.:14 mm; Attainable speed for grease lubrication:80000 r/min; r1,2 min.:0.3 mm; rb max.:0.2 mm; Width (mm):8; Static axial stiffness, preload class B:20 N/µm;
23238CAKW33C3 SKF MINING MACHINERY BEARINGS	T4:1,5 mm; N2:2,5 mm; Dn:37,5 mm; Fw:25 mm; Outer Diameter (mm):40; N4:3 mm; B2:12,5 mm; BL2:1,85 mm; Bearing number:KBO25-PP; Basic dynamic load rating (C):2,85 kN; Bore Diameter (mm):25; D:40 mm; Weight:0,15 Kg; L2:43,7 mm; L:58 mm;
22320CAW33C3 SKF MINING MACHINERY BEARINGS	D:285 mm; Bearing number:TUP2 280.120; Bore Diameter (mm):280; d:280 mm; L:120 mm; θ:12 mm; f1:1,6 mm; Outer Diameter (mm):285; f2:0,8 mm;
4R4041 NTN ROLL NECK BEARINGS for ROLLING MILL	Housing material:Pressed steel; Thread grub screw G2:M10x1; Recommended tightening torque for grub screw:16.5 N·m; s1:33.2 mm; H1:46.5 mm; Fatigue load limit Pu:0.8 kN; Permissible radial housing load max.:4.2 kN; B1:43.7 mm; Recommended diameter for attachment bolts, mm G:12 mm; Basic static load rating C0:19 kN; H:92 mm; Basic dynamic load rating (C):30,7 kN; A1:31 mm; Limiting speed:4800 r/min;
4R382 NTN ROLL NECK BEARINGS for ROLLING MILL	D:260 mm; Bearing number:RNA4938; Width (mm):69; Fw:215 mm; (Grease) Lubrication Speed:1300 r/min; Size (mm):215x260x69; Weight:5,6 Kg; C:69 mm; Basic dynamic load rating (C):390 kN; Bore Diameter (mm):215; Outer Diameter (mm):260; Basic static load rating (C0):945 kN;
23180CAW33C3 SKF MINING MACHINERY BEARINGS	Bore Diameter (mm):35; Width (mm):18; Size (mm):35x62x18; Bearing number:51207; H:18 mm; Outer Diameter (mm):62; d:35 mm; D:62 mm;
313924 KOYO ROLL NECK BEARINGS for ROLLING MILL	Outer Diameter (mm):47; Basic static load rating (C0):69,5 kN; d:37 mm; Size (mm):37x47x30; Basic dynamic load rating (C):37 kN; Bore Diameter (mm):37; D:47 mm; Width (mm):30; (Grease) Lubrication Speed:7500 r/min; C:30 mm; Weight:0,113 Kg; Bearing number:NK37/30;
280RV3901 NSK ROLL NECK BEARINGS for ROLLING MILL	L:266 mm; H2:156 mm; Basic dynamic load rating (C):62,2 kN; Bearing number:NAP214-44; Weight:7,7 Kg; S:34,1 mm; N:25 mm; Bore Diameter (mm):69,85; B1:85,7 mm; d:69,85 mm; H:79,4 mm; Width (mm):79,4; J:210 mm; H1:28 mm; Bolt (G):M20; A:72 mm; L1:78 mm; N1:30 mm;
22380CAW33C3 SKF MINING MACHINERY BEARINGS	Minimum Buy Quantity:N/A; Product Group:B04334; Inventory:0.0; Bore Diameter (mm):7; Weight:0,67 Kg; Da max.:10,2 mm; d:7 mm; Size (mm):7x11x2.5; Basic dynamic load rating (C):0,555 kN; Outer Diameter (mm):11; r min.:0,1 mm; Category:Roller Bearings; (Oil) Lubrication Speed:47 000 r/min; Bearing number:677; D:11 mm; C:2,5 mm; Width (mm):2,5; da max:8,1 mm; B:2,5 mm; Manufacturer Name:NTN;
23148CAW33C3 SKF MINING MACHINERY BEARINGS	H1:42,5 mm; B:11,5 mm; C0a:300000 N / Static lo; D1:78 mm; rmin:0,3 mm; r1 min:0,6 mm; Product Group:B04144; nG Ol:3600 1/min / Limitin; Ca:90000 N / Dynamic lo; Mm:8,42 kg x cm^2 / Mas; Width (mm):60; C:25 mm; Inventory:0.0; d:50 mm; Category:Roller Bearings; MRL:2,2 Nm / Bearing fri; D:90 mm; Manufacturer Name:SCHAEFFLER GROUP; nG Fett:1200 1/min / Limitin; Bearing number:ZARN5090-TV;

4R3821 NTN ROLL NECK BEARINGS for ROLLING MILL Video

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Bearing 4R3821 (NTN) | Size and Specification | Bearings

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NTN 4R3821 INTERCHANGE

Roll Neck Bearings For Rolling Mill Part series 4R3821 is a potential replacement for these common bearing part numbers:

NSK4R3821
SKF4R3821
NTN4R3821
FAG4R3821
TIMKEN4R3821
KOYO4R3821
NACHI4R3821
DODGE4R3821

Contact Us

Qinyuan Bearing Manufacturing Co., Ltd.: AddressXi Pu Industry Park, He Shi, Luo Jiang,Quan Zhou, Fujian,China; Phone(Working Time)86-02-72342633; Fax

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