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4R4445 NTN Cylindrical Roller Bearing

Name: 4R4445 NTN Cylindrical Roller Bearing
Brand: NTN
SKU: 4R4445
Rating: 4.9 (5 reviews)

NTN 4R4445 Bearing SPECIFICATIONS

4R4445 NTN Cylindrical Roller Bearing 20200 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 Industries and Applications ? We sell discount Tapered Roller Bearing online as well NTN BEARING MANUFACTURING DE MEXICO,S.A.DE C.V. as cheap machinery parts.
Brand Name:NTN
Model Number:
4R4445
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:20200 lbf
Design Units:Imperial
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:77700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:44700 lbf
Cone Part Number:4375
K - Factor8:2.05
C0 - Static Radial Rating:45900 lbf
Ab - Cage-Cone Frontface Clearance:0.06 in

Download NTN 4R4445 Spec Sheet

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NTN BEARING MANUFACTURING DE MEXICO,S.A.DE C.V.2020-07-10 09:46:19
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4R4445 NTN Cylindrical Roller Bearing Technology

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:20200 lbf
Design Units:Imperial
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:77700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:44700 lbf
Cone Part Number:4375
K - Factor8:2.05
C0 - Static Radial Rating:45900 lbf
Ab - Cage-Cone Frontface Clearance:0.06 in
Aa - Cage-Cone Backface Clearance:0.06 in
G1 - Heat Generation Factor (Roller-Raceway):52.9
Cage Type:Stamped Steel
db - Cone Backface Backing Diameter:2.09 in
Cg - Geometry Factor:0.0872
B - Cone Width:1.5900 in
da - Cone Frontface Backing Diameter:2.01 in
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:5640 lbf
R - Cone Backface To Clear Radius3:0.06 in
d:1.5 in
G2 - Heat Generation Factor (Rib-Roller End):16.7
a - Effective Center Location4:-0.59 in

4R4445 NTN Cylindrical Roller Bearing pdf

NTN 4R4445 4R4445 NTN Cylindrical Roller Bearing Codes and sizes

No.	Brand	s	a	G	S	C	F	J	b
4R3425	NTN	-	-	-	-	-	-	-	-
NNU4920K	NTN	-	-	-	-	-	-	-	-
NN38/530	NTN	-	-	-	-	-	-	-	-
4R3036	NTN	-	-	-	-	-	-	-	-
NNU4996K	NTN	-	-	-	-	-	-	-	22.3 mm
NNU4922K	NTN	-	-	-	-	-	-	-	-
NNU4948K	NTN	-	-	-	-	-	-	-	-
NNU3184	NTN	-	-	-	-	-	-	-	-
NNU30/56	NTN	-	-	-	-	-	-	-	-
4R3031	NTN	-	-	-	-	12 mm	-	-	-
4R3429	NTN	-	-	-	-	-	-	-	-
NN3068K	NTN	-	-	-	-	-	-	-	-
4R2904	NTN	-	-	-	-	-	-	-	-
4R4445	NTN	-	-	-	-	-	-	-	-
NN3060K	NTN	-	-	-	4.763 mm	-	-	-	-
NN396	NTN	-	-	189.789 mm	-	-	-	-	-
NNU4968K	NTN	-	-	-	-	-	-	-	-
NNU4088	NTN	-	-	-	4.763 mm	-	-	-	-
NN3072	NTN	-	-	-	-	-	-	-	-
NN3938	NTN	-	-	-	-	-	-	-	-
4R3226	NTN	-	-	-	-	-	-	-	-
NN4968K	NTN	-	-	-	-	-	-	-	-
NN3024	NTN	-	-	-	-	-	-	-	-

NN3932K NTN Cylindrical Roller Bearing	Retainer Material:Nylon; Bearing Family:Setscrew Ball Bearin; Ball Material:Steel; Flinger Type:Standard; Housing Type:Piloted Flange; Expansion Type:Non-Expansion; Max Bearing Speed:2500 rpm; Shaft Attachment (2):Set Screw; Manufacturing Plant Location:Rogersville, TN; Bearing Inner Ring Material:Steel; Housing Coating:Powder Coat; Ball Grade:Class 10; Base to Center Height:Not Applicable; d:2.9375 in;
NN3034 NTN Tapered Roller Bearing	Bearing Duty:Normal Duty; Housing Material:Cast Iron; Housing Coating:Powder Coat; Ball Material:Steel; Max Bearing Speed:13000 rpm; Anti-Rotation Pin:Yes; Base to Center Height:Not Applicable; Grease Type:Unirex N2; Self Aligning:Self Centering; Bearing Bore Shape:Round; Ship Weight:1.13 LB; Flinger Material:Steel; Ring Size:Standard; Retainer Type:Std Retainer; Bearing Insert Material:Steel; Manufacturing Plant Location:Rogersville, TN;
4R3618 NTN Cylindrical Roller Bearing	Retainer Type:Std Retainer; Bearing Family:Eccentric Collar Bal; Ball Material:Steel; Shaft Attachment (2):Eccentric Collar; Bearing Locking Device:Eccentric Collar; Ball Grade:Class 10; Max Bearing Speed:4000 rpm; Bearing Bore Shape:Round; Flinger Material:Steel; Self Aligning:Self Centering; Ship Weight:6.58 LB; d:2.0000 in; Base to Center Height:Standard; Bearing Duty:Normal Duty; Grease Type:Unirex N2;
NNU4938K	Ship Weight:12.4 LB; Screw Treatment:STAINLESS STEEL; Material Type:CARBON STEEL; Take-Up Frame Travel:48.0000 in; Frame Size:45; UPC:782475836031; Take-Up Frame Style:LIGHT DUTY; Screw Diameter:1.0000 in; Angle Size:3 X 3 X 1/2; Special Coating:STANDARD PAINT;
NNU494 NTN Tapered Roller Bearing	Db max.:33.6 mm; rb max.:0.15 mm; Da max.:33 mm; Attainable speed for grease lubrication:63000 r/min; Static axial stiffness, preload class C:39 N/µm; r1,2 min.:0.3 mm; db max.:20.7 mm; Calculation factor f1:1; Basic dynamic load rating C:5.85 kN; Preload class A GA:30 N; B:10 mm; Preload class B GB:90 N; Calculation factor f2A:1; r3,4 min.:0.15 mm; Fatigue load limit Pu:0.108 kN; Calculation factor f0:7.2;
NNU4932K	d:30 mm; Limiting Speed - Grease:9,000 rpm; Factor fo:16.4; Enclosure:Double Seal; Radial Clearance:0.005 to 0.020 mm; B:7 mm; Bore Type:Cylindrical Bore; Dynamic Load Rating:5,350 N; Da (max):40 mm; Static Load Rating:3,800 N; D:42 mm; Configuration:Single Row; Fillet Radius/Chamfer:0.3 mm; Weight:0.026 kg; da (min):32 mm; ra (max):0.3 mm;
NN3922 NTN Tapered Roller Bearing	Limiting Speed - Oil:6,700 rpm; Factor fo:15.7; Configuration:Single Row; b (min):2.7 mm; Snap Ring Outside Diameter:121.6 mm; D:115 mm; Enclosure:Single Shield with S; Dx (min):123 mm; Dynamic Load Rating:39,500 N; a (max):2.9 mm; Radial Clearance:0.025 to 0.051 mm; Cy (max):5 mm; r1:0.5 mm; Limiting Speed - Grease:5,700 rpm; Static Load Rating:33,500 N; d:75 mm; Fillet Radius/Chamfer:1.1 mm; B:20 mm;
NNU3028 NTN Tapered Roller Bearing	Enclosure:Open; Bore Type:Cylindrical Bore; db (min):218 mm; B:98 mm; Radial Clearance:0.140 to 0.195 mm; Dynamic Load Rating:925,000 N; db (max):240 mm; dc (min):247 mm; Limiting Speed - Oil:1,800 rpm; dd (min):261 mm; D:360 mm; Da (max):342 mm; Inside Ring Outside Diameter:244 mm; r1:4 mm; Fillet Radius/Chamfer:4 mm; Static Load Rating:1,440,000 N; ra1 (max):3 mm; ra (max):3 mm; Limiting Speed - Grease:1,500 rpm;
NN4934 NTN Tapered Roller Bearing	b:28 mm; Taper:1:12; L11:171.00 mm; Weight:18.60 Kg; Appropriate Withdrawal Nut No.:HM 3072; L:162.00 mm; Appropriate Hydraulic Nut:HMV72; d1:320.00 mm; Thread D12:Tr360x5;
NN303 NTN Tapered Roller Bearing	Adapter Assembly Number1:SNW-28 x 4-13/16; Triple Seal 2 Req’d:LOR 120; B:20.1250 in; E Min.:16.0000 in; Bearing Number:22228K; Full Timken Part Number:SAF225284-13/16; Assembly Weight:159.0 lb; E:16.5625 in; A:6.00 in; F:3.375 in; H:11.7500 in; Housing Only2:SAF528 x 4-13/16; Diameter S-1:4 13/16 in; D:2.3750 in; E Max.:17.1250 in; Bolt Hole Length:1.5625 in; Seal Type:Triple Ring Seal; Bolt Hole Width:1.000 in;

4R4445 NTN Cylindrical Roller Bearing Video

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Bearing 4R4445 (NTN) | Size and Specification | Bearings

Cylindrical roller bearings 4R4445. Bearing number : 4R4445. Size (mm) : 220x300x160. Brand : NTN. Bore Diameter (mm) : 220,000. Outer Diameter (mm) :

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NTN 4R4445 Bearing Specifications. BEST PRICE AND 5 – 7 DAYS DELIVERY TRANSPORT : Via DHL / FEDEX / TNT / USA EXPRESS NTN 4R4445 in stock

NTN 4R4445 INTERCHANGE

Tapered Roller Bearing Part series 4R4445 is a potential replacement for these common bearing part numbers:

NSK4R4445
SKF4R4445
NTN4R4445
FAG4R4445
TIMKEN4R4445
KOYO4R4445
NACHI4R4445
DODGE4R4445

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