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Home>Products>Single-row Deep Groove Ball Bearings>NNU49/71 KOYO Double-row cylindrical roller bearings

KOYO NNU49/71 MODELS

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NNU49/71 KOYO Double-row cylindrical roller bearings

Name: NNU49/71 KOYO Double-row cylindrical roller bearings
Brand: KOYO
SKU: NNU49/71
Rating: 4.9 (5 reviews)

KOYO NNU49/71 Bearing SPECIFICATIONS

Brand Name:KOYO
Model Number:
NNU49/71
Series:18000
Cone Part Number:18200
Cup Part Number:18352
Design Units:Imperial
Bearing Weight:0.5 Kg
Cage Type:Stamped Steel
d:50.8 mm
D:88.900 mm

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NNU49/71 KOYO Double-row cylindrical roller bearings Specification details

Series:18000
Cone Part Number:18200
Cup Part Number:18352
Design Units:Imperial
Bearing Weight:0.5 Kg
Cage Type:Stamped Steel
d:50.8 mm
D:88.900 mm
B - Cone Width:18.263 mm
C - Cup Width:19.050 mm
B:20.638 mm
R - Cone Backface To Clear Radius1:1.520 mm
r - Cup Backface To Clear Radius2:1.52 mm
da - Cone Frontface Backing Diameter:55.88 mm
db - Cone Backface Backing Diameter:58.93 mm
Da - Cup Frontface Backing Diameter:84.07 mm
Db - Cup Backface Backing Diameter:76.96 mm
Ab - Cage-Cone Frontface Clearance:2.3 mm
Aa - Cage-Cone Backface Clearance:1.8 mm
a - Effective Center Location3:2 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:3560 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:13700 lbf
C0 - Static Radial Rating:14400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:3470 lbf
K - Factor7:1.03
e - ISO Factor8:0.57
Y - ISO Factor9:1.06
G1 - Heat Generation Factor (Roller-Raceway):26.1
G2 - Heat Generation Factor (Rib-Roller End):22.1
Cg - Geometry Factor:0.0852

KOYO NNU49/71 NNU49/71 KOYO Double-row cylindrical roller bearings Characteristics

G2 - Heat Generation Factor (Rib-Roller End)	23
G1 - Heat Generation Factor (Roller-Raceway)11	77.2
r - Cup Frontface To Clear Radius2	0.03 in
K - Factor7	1.52
Da - Cup Frontface Backing Diameter	4.53 in
Cup Part Number	472DC
Cage Type	Stamped Steel
e - ISO Factor8	0.38
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4	56100 lbf
B - Cone Width	1.1420 in
R - Cone Backface To Clear Radius1	0.14 in
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5	14600 lbf
Y1 - ISO Factor9	1.75
Y2 - ISO Factor10	2.61
Aa - Cage-Cone Backface Clearance	0.04 in
Series	475
Cone Part Number	483
C - Double Cup Width	2.125 in
Bearing Weight	6.96 lb
d	2.5000 in

Different types of NNU49/71 KOYO Double-row cylindrical roller bearings
No.	Brand	d	C	D	B	Cu	Fw	Cr	Ew
NNU49/710	KOYO	710 mm	5890 kN	950 mm	243 mm	-	775 mm	-	-
NNU49/710C1NAP4	NTN	710 mm	243 mm	950 mm	243 mm	-	-	-	-
NNU49/710-S-M-C3	FAG BEARING	-	-	-	-	-	-	-	-
NNU49/710MAW33	TIMKEN	-	-	-	-	-	-	-	-

4CR600B KOYO Four-row cylindrical roller bearings	A2:28 mm; L1:70 mm; Bore Diameter (mm):31.75; Weight:1,3 Kg; A:37 mm; H2:56 mm; Bearing number:UCT206-20; L:113 mm; S:15,9 mm; N2:37 mm; N:22 mm; N1:16 mm; B:38,1 mm; Basic static load rating (C0):11,3 kN; L3:57 mm; H:102 mm; d:31.75 mm; A1:12 mm; Basic dynamic load rating (C):19,5 kN; L2:10 mm;
122FC8766 KOYO Four-row cylindrical roller bearings	Outer Diameter (mm):140; Cr:-; da(min):107; (Refer.)Mass(kg):0.839; Width (mm):20; C0r:21.7; f0:8.7; Angle (α):15 °; r min.:1.1 mm; Grease lub.:8700; Oil lub.:13000; C:20 mm; r(min):1.1; r1 min.:0.6 mm; a(mm):26.1; Bore Diameter (mm):100; Da(max):133; Bearing number:HAR920C; Weight:0.839 K
126FC8036 KOYO Four-row cylindrical roller bearings	Y1 - Geometry Factor:2.95; Grease Lubrication - M/N Seal:2200 rpm; Dimension C:2.99 in; Shaft Size :1-15/16 in; Locking Style:Double V-Lock; Oil Lubrication - B/C/O Seal:1800 rpm; Dimension D Max:8.56 in; Oil Lubrication - T Seal:3800 rpm; Grease Lubrication - T Seal:3200 rpm; Pre Install
4CR6 KOYO Four-row cylindrical roller bearings	Weight (g):3.00; Bearing Type:Cage Retained Roller; Max Speed (Grease) (X1000 RPM):27,000; Outer Dia (D):0.4380; Outer Diameter (mm):11,1252; Width (B):0.3130; Static Load Rating (Cor):260; Bearing number:SCE45P; Shaft (Fw):0.250; Bore Diameter (mm):6,35; Width (mm):7,9502; Dynamic Load Rating (Cr):
120FC8764 KOYO Four-row cylindrical roller bearings	Designation SX:CX507; Bearing number:713644090;
120FC87540A KOYO Four-row cylindrical roller bearings	Bearing number:HUB076-9; D:61 mm; Df:122 mm; ry:2,6 mm; Weight:1,54 Kg; Bi:14,5 mm; Ba:51,5 mm; Basic dynamic load rating (C):29,5 kN; ℓ:58,8 Tolerance h14; Bore Diameter (mm):25; Db:60 mm; Basic static load rating (C0):18,2 kN; rx:3,1 mm; d:25 mm; Pb:100 mm; Dw:59 mm; Outer Diameter (mm):61; B1:54
4CR600A KOYO Four-row cylindrical roller bearings	Base to Center Height:1.189 Inch \| 30.2 Mi; Other Features:Single Row \| Spheric; d:15 mm; Bolt Spacing Minimum:3.189 Inch \| 81Milli; Thread (Q):M6; Minimum Buy Quantity:N/A; Weight / Kilogram:0.55; A:30 mm; Product Group:M06110; Rolling Element:Ball Bearing; Category:Pillow Block Bearing; Housing St
122FC8557 KOYO Four-row cylindrical roller bearings	Bearing number:22340 KCW33+AH2340; D:420 mm; Size (mm):200x420x138; d1:180 mm; d:200 mm; Width (mm):138; C:138 mm; Outer Diameter (mm):420; B2:30 mm; Bore Diameter (mm):200; B:138 mm; B1:7 mm;

NNU49/71 KOYO Double-row cylindrical roller bearings Video

KOYO NNU49/71 INTERCHANGE

Single-row Deep Groove Ball Bearings Part series NNU49/71 is a potential replacement for these common bearing part numbers:

NSKNNU49/71
SKFNNU49/71
NTNNNU49/71
FAGNNU49/71
TIMKENNNU49/71
KOYONNU49/71
NACHINNU49/71
DODGENNU49/71

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KOYO NNU49/71 Technical Articles

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KOYO NNU49/71 MODELS

NNU49/71 KOYO Double-row cylindrical roller bearings

KOYO NNU49/71 Bearing SPECIFICATIONS

NNU49/71

NNU49/71 KOYO Double-row cylindrical roller bearings Specification details

KOYO NNU49/71 NNU49/71 KOYO Double-row cylindrical roller bearings Characteristics

Different types of NNU49/71 KOYO Double-row cylindrical roller bearings

NNU49/71 KOYO Double-row cylindrical roller bearings Video

KOYO NNU49/71 INTERCHANGE

Contact Us

KOYO NNU49/71 Technical Articles

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