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NNU304 NSK CYLINDRICAL ROLLER BEARING

Name: NNU304 NSK CYLINDRICAL ROLLER BEARING
Brand: NSK
SKU: NNU304
Rating: 4.9 (5 reviews)

NSK NNU304 Bearing SPECIFICATIONS

NNU304 NSK CYLINDRICAL ROLLER BEARING Engineering 387-S Cone Part Number Calculator , 10900 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 3.9370 in D Crossed Roller Bearing Manufacturing China 6203 Bearing Supplier Service . Get Your Free.
Brand Name:NSK
Model Number:
NNU304
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:10900 lbf
D:3.9370 in
Cone Part Number:387-S
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:42200 lbf
C - Double Cup Width:1.6875 in
G1 - Heat Generation Factor (Roller-Raceway)11:42
db - Cone Backface Backing Diameter:2.52 in
Cup Part Number:384DC

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Information techniques NNU304 NSK CYLINDRICAL ROLLER BEARING

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:10900 lbf
D:3.9370 in
Cone Part Number:387-S
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:42200 lbf
C - Double Cup Width:1.6875 in
G1 - Heat Generation Factor (Roller-Raceway)11:42
db - Cone Backface Backing Diameter:2.52 in
Cup Part Number:384DC
Aa - Cage-Cone Backface Clearance:0.03 in
G2 - Heat Generation Factor (Rib-Roller End):15.7
R - Cone Backface To Clear Radius1:0.03 in
Bearing Weight:3.31 lb
Cg - Geometry Factor12:0.0859
d:2.2500 in
Y1 - ISO Factor9:1.91
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:6280 lbf
Design Units:Imperial
r - Cup Frontface To Clear Radius2:0.03 in
Ab - Cage-Cone Frontface Clearance:0.11 in
Series:385

NSK NNU304 NNU304 NSK CYLINDRICAL ROLLER BEARING Characteristics

No.	Brand	N	A	F	G	d	J	H	E
NNU498	NSK	-	-	-	-	-	-	-	-
NN4044	NSK	-	-	-	-	-	-	-	-
NN4032K	NSK	-	-	-	-	-	-	-	-
NNU3068	NSK	-	-	-	-	-	-	-	-
NNU3064	NSK	-	-	-	-	-	-	-	-
NNU4960K	NSK	-	-	-	-	209.550 mm	-	-	-
NN308	NSK	-	-	-	-	12.5000 in	-	-	-
NN40/56	NSK	-	-	-	-	-	-	-	-
NNU494	NSK	-	-	-	-	60.000 mm	-	-	-
NN3176	NSK	-	-	-	-	-	-	-	-
NN3956K	NSK	-	-	-	-	75 mm	-	-	-
NN3188	NSK	-	-	-	-	-	-	-	-
NN4052K	NSK	-	-	-	-	85 mm	-	-	-
NN4040K	NSK	-	-	-	-	35 mm	-	-	-
NN4921	NSK	-	-	-	-	209.550 mm	-	-	-
NN313	NSK	-	-	-	-	-	-	-	-
NNU4936	NSK	-	-	-	-	31.750 mm	-	-	-
NN3021K	NSK	-	-	-	-	1.6250 in	-	-	-
NNU4940K	NSK	-	-	-	-	32 mm	-	-	-
NN4856	NSK	-	-	-	-	10.5 in	-	-	-
NN49/63	NSK	-	-	-	-	55 mm	-	-	-
NNU3021	NSK	-	-	-	-	-	-	-	-

NN49/63 NSK CYLINDRICAL ROLLER BEARING	Weight:0.634 kg; B:21 mm; Radial Clearance:0.060 to 0.090 mm; r1:1.1 mm; db (min):62 mm; dd (min):73 mm; Configuration:Single Row; Fillet Radius/Chamfer:1.5 mm; Enclosure:Open; dc (min):68 mm; Dynamic Load Rating:58,000 N; ra1 (max):1 mm; Static Load Rating:62,500 N; Bore Type:Cylindrical Bore; Limiting Speed - Grease:6,300 rpm; d:55 mm; Da (max):91.5 mm; db (max):65 mm; Limiting Speed - Oil:7,500 rpm;
NNU48/85 NSK CYLINDRICAL ROLLER BEARING	db (max):63 mm; Bore Type:Cylindrical Bore; Configuration:Single Row; da (min):55 mm; dc (min):66 mm; Fillet Radius/Chamfer:2 mm; Enclosure:Open; D:120 mm; B:29 mm; d:45 mm; ra1 (max):2 mm; Static Load Rating:102,000 N; Radial Clearance:0.030 to 0.060 mm; Limiting Speed - Grease:5,600 rpm; ra (max):2 mm; dd (min):74 mm; Db (min):110 mm; Dynamic Load Rating:107,000 N; Db (max):102 mm; Limiting Speed - Oil:6,700 rpm;
NNU3144 NSK CYLINDRICAL ROLLER BEARING	ra (max):2.5 mm; Nr. of Holes:6; Axial Load Factor Y0:3.72; Fillet Radius/Chamfer:3 mm; Roller Profile:Symmetric; D:460 mm; Groove Width A:18 mm; Enclosure:Open; Limiting Speed - Oil:1,100 rpm; B:90 mm; Radial Clearance:0.360 to 0.470 mm; Configuration:Double Row; Limiting Speed - Grease:900 rpm; Constant e:0.18; Axial Load Factor Y2:5.66; d:340 mm; Hole Diameter (do):10 mm; Center Guidance:Fixed Inner Ring Rib;
NNU4968 NSK CYLINDRICAL ROLLER BEARING	r - Cup Backface To Clear Radius2:0.00 mm; Cone Part Number:14139X; da - Cone Frontface Backing Diameter:40.89 mm; Series:14000; Cg - Geometry Factor:0.0668; Cup Part Number:14273; d:35.001 mm; Cage Type:Stamped Steel; Bearing Weight:0.30 Kg; e - ISO Factor8:0.38; C1 - Dynamic Radial Rating (1 million revolutions)5:12300 lbf; B - Cone Width:19.583 mm; D:69.012 mm; C0 - Static Radial Rating:13900 lbf;
NNU408 NSK CYLINDRICAL ROLLER BEARING	Bearing Type:Ball Bearing; Bolt Hole Spacing J:176.2 mm; Center of Bearing from End S:14.7 mm; Dynamic Load Rating:10800 lbf; Housing Style:Two-Bolt Pillow Bloc; Dimension D1:2.748 in; Inside Ring Outside Diameter:2.747 in; Static Load Rating:6570 lbf; Dimension T:1.157 in; Inside Ring Width B:=Bearings1_Inside Ri; Bolt Hole Length N1:29.4 mm; Bolt Hole Width N:18.3 mm; Bearing Number:GYAE55RRB; Weight:6.658 lb;
NN3188 NSK CYLINDRICAL ROLLER BEARING	Seal Type:Kevlar Packing Seal; Bearing Type:Split Cylindrical Re; Note:This product line wa; Bolt Size:4 x M30; Shaft Size:200 mm; Dimension L:640 mm; Bearing Number:LSM200BR; Ca - Axial Load Rating:9217 lbf; Dimension M:240 mm; Bearing UPC:013992029102; Dimension J:540 mm; Cor - Static Load Rating:222561 lbf; Maximum Speed:1070 rpm; Dimension K:140 mm; Pillow/Plummer Block Style:Split Cylindrical Ho;
NNU4938 NSK CYLINDRICAL ROLLER BEARING	Maximum Speed:4630 rpm; Dimension S:1.1 in; Bearing Type:Split Cylindrical Re; Bearing UPC:013992025500; Dimension P:0.6 in; Dimension Y:0.5 in; Dimension B:4.5 in; Bearing Number:LSE111BR; Seal Type:Viton Single Lip; Bearing - Housing - Seal:LSE111BRHRSS; Ca - Axial Load Rating:809.30 lbf; Cor - Static Load Rating:19558 lbf; Series Type:Light Series; Support Type:Take-Up; Bearing - Housing - Seal UPC:013992091123;
NN3992K NSK CYLINDRICAL ROLLER BEARING	Cone Part Number:LM124449DW; Design Units:Imperial; K - Factor7:1.99; d:4.7500 in; R - Cone Frontface To Clear Radius2:0.030 in; Cage Type:Stamped Steel; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:21200 lbf; Cg - Geometry Factor8:0.151; C1 - Dynamic Radial Rating (1 million revolutions)1:47000 lbf; C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:12200 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:6130 lbf;
NN3144 NSK CYLINDRICAL ROLLER BEARING	Dimension L:4.69 in; Engineering Group:Mounted Bearing; Oil Lubrication - M/N Seal:1300 rpm; Locking Style:Double V-Lock; UPC Code:0883450371599; Eng Internal Radial Clearance - Max:0.0055; Full Timken Part Number:QVVPX19V080SB; Y2 - Geometry Factor:4.29; Shaft Size :80 mm; Grease Lubrication - M/N Seal:1300 rpm; Dimension E:3.00 in; Shaft Tolerance:0.0030 in; Oil Lubrication - T Seal:2200 rpm;
NNU48/71 NSK CYLINDRICAL ROLLER BEARING	Series Type:Light Series; Support Type:Two-Bolt Plummer Blo; Dimension M :4-11/32 in; Housing Width:5.3 in; Maximum Speed:2790 rpm; Cor - Static Load Rating:52033 lbf; Dimension L :15-23/64 in; Pillow/Plummer Block Style:Split Cylindrical Ho; Dimension H2:9.6 in; Bearing Number:LSE307BX; Dimension H :4-1/2 in; Dimension J1 :13-13/64 in; Bearing Type:Split Cylindrical Ex; Bolt Size:2 x 7/8;
NN303 NSK CYLINDRICAL ROLLER BEARING	D:920 mm; Axial Load Factor Y2:2.65; Limiting Speed - Grease:390 rpm; Enclosure:Open; d:500 mm; Bore Type:Cylindrical Bore; Roller Profile:Symmetric; Retainer Material:Machined Brass; Dynamic Load Rating:13,200,000 N; Fillet Radius/Chamfer:7.5 mm; Constant e:0.38; Nr. of Holes:8; ra (max):6 mm; Axial Load Factor Y1:1.78; Weight:1000.000 kg; Limiting Speed - Oil:510 rpm; da (min):536 mm; Center Guidance:Fixed Inner Ring Rib;
NNU4922K NSK CYLINDRICAL ROLLER BEARING	da (min):44 mm; Static Load Rating:19,100 N; Factor fo:13.2; a (max):3.3 mm; Limiting Speed - Grease:8,800 rpm; Enclosure:Single Shield with S; Snap Ring Outside Diameter:86.6 mm; Fillet Radius/Chamfer:1.5 mm; B:21 mm; D:80 mm; Da (max):71 mm; d:35 mm; Limiting Speed - Oil:10,000 rpm; Dx (min):88 mm; r1:0.5 mm; Weight:0.457 kg; ra (max):1.5 mm; Cy (max):4.6 mm; Radial Clearance:0.015 to 0.033 mm; Configuration:Single Row;

NNU304 NSK CYLINDRICAL ROLLER BEARING Video

NSK NNU304 INTERCHANGE

Crossed Roller Bearing Part series NNU304 is a potential replacement for these common bearing part numbers:

NSKNNU304
SKFNNU304
NTNNNU304
FAGNNU304
TIMKENNNU304
KOYONNU304
NACHINNU304
DODGENNU304

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