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4R4449 NTN Cylindrical Roller Bearing

Name: 4R4449 NTN Cylindrical Roller Bearing
Brand: NTN
SKU: 4R4449
Rating: 4.9 (5 reviews)

NTN 4R4449 Bearing SPECIFICATIONS

Request A Quote For China 608z Bearing Supplier Your Special 4R4449 NTN Cylindrical Roller Bearing Needs Today! Free Spherical Roller Bearings 114800 rpm Limiting Speed (Oil) Quotes. ISO 57400 rpm Limiting Speed (Grease) 9001 certified.
Brand Name:NTN
Model Number:
4R4449
Limiting Speed (Oil):114800 rpm
Contact Angle:15 º
Limiting Speed (Grease):57400 rpm
Da - Outer Ring Backing Diameter:31.100 mm
r - Outer Ring To Clear Radius3:0.6 mm
d:15 mm
Ball Type:Ceramic
do - Ball Diameter:5.953252 mm

Download NTN 4R4449 Spec Sheet

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Spherical Roller Bearings Product Description

Limiting Speed (Oil):114800 rpm
Contact Angle:15 º
Limiting Speed (Grease):57400 rpm
Da - Outer Ring Backing Diameter:31.100 mm
r - Outer Ring To Clear Radius3:0.6 mm
d:15 mm
Ball Type:Ceramic
do - Ball Diameter:5.953252 mm
R - Inner Ring To Clear Radius2:0.6 mm
D:35 mm
C0 - Static Radial Rating:4010 N
Bearing Width:11 mm
da - Inner Ring Backing Diameter:18.900 mm
Design Units:METRIC
Bearing Weight:0.044 Kg
Ce - Dynamic Radial Rating1:9580 N
Cage Type:CR - Phenolic Outer

4R4449 NTN Cylindrical Roller Bearing pdf

NTN 4R4449 4R4449 NTN Cylindrical Roller Bearing Product Features

No.	Brand	e	i	A	t	R	b	Q	B
SL01-4924	NTN	-	-	-	-	-	-	-	-
4R5805	NTN	-	-	-	-	-	-	-	23 mm
4R11404	NTN	-	-	-	-	-	-	-	-
4R5231	NTN	-	-	-	-	-	-	-	-
4R7203	NTN	-	-	-	-	-	-	-	-
SL01-4834	NTN	-	-	-	-	-	-	-	-
4R4048	NTN	4 mm	-	-	9 mm	-	-	-	-
4R3056	NTN	-	-	-	-	-	-	-	-
NN4938K	NTN	-	-	-	-	-	-	-	-
4R5604	NTN	-	-	-	-	-	-	-	-
NN3964K	NTN	-	-	-	-	-	-	-	-
NN3072K	NTN	-	-	-	-	-	-	-	68 mm
NN4920K	NTN	-	-	-	-	-	-	-	-
SL01-492	NTN	-	-	-	-	-	-	-	-
4R10403	NTN	-	-	-	-	-	-	-	-
4R6605	NTN	-	-	-	-	-	-	-	-
4R4206	NTN	-	-	-	-	-	-	-	-
4R13603	NTN	-	-	-	-	-	-	-	-
NNU4992K	NTN	-	-	-	-	-	-	-	-
4R15203	NTN	-	-	-	-	-	-	-	-
4R602	NTN	-	-	-	-	-	-	-	-
4R5611	NTN	-	-	-	-	-	-	-	-
4R5208	NTN	-	-	-	-	-	-	-	-
4R6804	NTN	-	-	-	-	-	-	-	-

4R3431 NTN Cylindrical Roller Bearing	UPC Code:999999999; Material :Cast Iron; Shaft Diameter da:110 mm; Shaft Diameter db:125 mm; End Cover1:EC522-619; Locating Rings (width x OD):SR200X5.1; Bearing:23222; Max Grease Speed:2000; J:350.00 mm; H1:125.0 mm; N1:32.00 mm; C0 Static Load Rating:887; H2:45.0 mm; Housing:SNT 522-619; Housing Mass:22.3 Kg; G:M24; L:410.00 mm; A2:191 mm; Seal:LO222; Bolt Qty:2;
4R441 NTN Cylindrical Roller Bearing	Weight:1000.000 kg; Hole Diameter (do):25 mm; Limiting Speed - Oil:510 rpm; Constant e:0.38; ra (max):6 mm; Radial Clearance:0.260 to 0.410 mm; D:920 mm; Enclosure:Open; Configuration:Double Row; Axial Load Factor Y2:2.65; Retainer Material:Machined Brass; Static Load Rating:17,800,000 N; Nr. of Holes:8; Fillet Radius/Chamfer:7.5 mm; Limiting Speed - Grease:390 rpm; Center Guidance:Fixed Inner Ring Rib;
4R3225 NTN Cylindrical Roller Bearing	Weight:377.0 lb; Bearing Configuration:Thrust TTHD - with f; d - Bore Diameter:9.2500 in; R - Fillet Radius Shaft (Max):0.06 in; Bearing Type:Thrust Tapered Rolle; D - Bearing O.D.:21.5000 in; r - Fillet Radius Housing (Max):0.63 in; B:5.0000 in; Static Load Rating:6750000 lbf; Dynamic Load Rating:3500000 lbf;
SL01-4938 NTN Cylindrical Roller Bearing	Grease Lubrication - T Seal:1200 rpm; C - Dynamic Load (Basic):125000 lb; Dimension E:8.63 in; Shaft Tolerance:0.0030 in; Housing Style:Take-Up; Grease Lubrication - M/N Seal:900 rpm; Dimension G:2.06 in; Shaft Size Type:Imperial; e - Geometry Factor:0.25; Dimension C:1.13 in; UPC Code:0883450360906; Pre Install Clearance Min:0.135 mm; Bearing Number:22222; Oil Lubrication - B/C/O Seal:600 rpm; Float:0.08 in;
4R5805 NTN Cylindrical Roller Bearing	Snap Ring Width:2.8 mm; Bore Type:Cylindrical Bore; r1:0.5 mm; Enclosure:Single Shield with S; b (min):3.1 mm; Cy (max):6.5 mm; Fillet Radius/Chamfer:1.5 mm; da (min):74 mm; ra (max):1.5 mm; Snap Ring Outside Diameter:129.7 mm; B:23 mm; Limiting Speed - Oil:6,500 rpm; Dx (min):131.5 mm; a (max):4.1 mm; Factor fo:14.4; Radial Clearance:0.023 to 0.043 mm; D1 (max):115.2 mm; Static Load Rating:40,000 N;
4R10006 NTN Cylindrical Roller Bearing	C1 - Dynamic Radial Rating (1 million revolutions)5:148000 lbf; Bearing Weight:13.2 Kg; Y - ISO Factor9:1.47; da - Cone Frontface Backing Diameter:162.05 mm; e - ISO Factor8:0.41; Cage Type:Stamped Steel; C0 - Static Radial Rating:231000 lbf; a - Effective Center Location3:-12.2 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:26800 lbf; Db - Cup Backface Backing Diameter:227.08 mm; B - Cone Width:66.675 mm;
NN3068K NTN Cylindrical Roller Bearing	r - Cup Backface To Clear Radius1:0.06 in; Da - Cup Frontface Backing Diameter:6.93 in; Db - Cup Backface Backing Diameter:6.77 in; Series:LL428300; D:7.1250 in; Design Units:Imperial; Cg - Geometry Factor:0.15; Y - ISO Factor3:1.64; Cup Part Number:LL428310; C - Cup Width:0.6563 in; e - ISO Factor2:0.37;
NNU4948K NTN Cylindrical Roller Bearing	Configuration:Double Row; d:360 mm; Da (max):466 mm; Hole Diameter (do):10 mm; Axial Load Factor Y0:3.96; ra (max):2.5 mm; B:90 mm; Retainer Material:Machined Brass; Static Load Rating:2,960,000 N; da (min):374 mm; Groove Width A:18 mm; Center Guidance:Fixed Inner Ring Rib; Nr. of Holes:6; Bore Type:Tapered Bore; Axial Load Factor Y1:4.05; D:480 mm; Weight:46.200 kg; Radial Clearance:0.300 to 0.400 mm;

4R4449 NTN Cylindrical Roller Bearing Video

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Cylindrical roller bearings 4R4449. Bearing number : 4R4449. Size (mm) : 220x310x225. Brand : NTN. Bore Diameter (mm) : 220,000. Outer Diameter (mm) :

NTN 4R4449 INTERCHANGE

Spherical Roller Bearings Part series 4R4449 is a potential replacement for these common bearing part numbers:

NSK4R4449
SKF4R4449
NTN4R4449
FAG4R4449
TIMKEN4R4449
KOYO4R4449
NACHI4R4449
DODGE4R4449

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