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NNU493 KOYO Double-row cylindrical roller bearings

Name: NNU493 KOYO Double-row cylindrical roller bearings
Brand: KOYO
SKU: NNU493
Rating: 4.9 (5 reviews)

KOYO NNU493 Bearing SPECIFICATIONS

Brand Name:KOYO
Model Number:
NNU493
Category:Flange Block
Inventory:0.0
Minimum Buy Quantity:N/A
Weight:4.99
Product Group:M06288
Number of Mounting Holes:4
Mounting Method:Concentric Collar
Housing Style:4 Bolt Square Flange Block

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NNU493 KOYO Double-row cylindrical roller bearings Codes and sizes

Category:Flange Block
Inventory:0.0
Minimum Buy Quantity:N/A
Weight:4.99
Product Group:M06288
Number of Mounting Holes:4
Mounting Method:Concentric Collar
Housing Style:4 Bolt Square Flange Block
Rolling Element:Spherical Roller Bearing
Housing Material:Cast Steel
Expansion / Non-expansion:Expansion
Mounting Bolts:1/2 Inch
Relubricatable:Yes
Insert Part Number:22209
Seals:Double Lip Viton
Housing Configuration:1 Piece Solid
Pilot Configuration:No Pilot
Inch - Metric:Inch
Long Description:4 Bolt Square Flange Block; 1-3/4" Bore; 5.8" Bolt Circle; 4-1/8" Bolt Spacing; 1 Piece Solid; Concentric Collar Mount; Cast Steel; Spherical Roller Bearing; 2.88" Length Thru Bore
Other Features:Double Row | Single Collar | With Set Screw
UNSPSC:31171501
Harmonized Tariff Code:8483.20.40.80
Noun:Bearing
Keyword String:Flanged
Manufacturer Item Number:QAF09A112SEC
Weight / LBS:11
d:1.75 Inch | 44.45 Millimeter
Cartridge Pilot Diameter:0 Inch | 0 Millimeter
D:2.88 Inch | 73.152 Millimeter
Bolt Spacing:4.125 Inch | 104.78 Millimeter
Cartridge Pilot Depth:0 Inch | 0 Millimeter
Nominal Bolt Circle Diameter Round:5.8 Inch | 148 Millimeter

KOYO NNU493 NNU493 KOYO Double-row cylindrical roller bearings Code system

Bearing Length Tolerance (B tol.) - +0 / -0.40	+0 / 0.40
ID Chamfer Angle (B deg.)	45
Bearing Length, Nominal (B)	100.000
Wall Thickness (S3)	2.465
Outer Diameter (mm)	265
OD Chamfer Length (Co)	1.800
Average Clearance (Cd)	0.1870
Shaft Dia., Nominal (d)	260.0000
ID Chamfer Length (Ci)	0.600
Bearing Outside Diameter, Nominal(Do)	265.000
Bearing Type	straight
Bearing Outside Diameter Tolerance (Do tol.)	265.26 / 265.17
Material	Bronze shell with PT
Shaft Size (ds) - 260 -0 / -0.081	260 0 / 0.081
Bearing Bore after Mounting (di)	260.222 / 260.07
Bearing number	AST11 260100
Bore Diameter (mm)	260
Housing Bore Dia. (Dh)	265 +0.052 / +0

Cross reference NNU493 KOYO Double-row cylindrical roller bearings
No.	Brand	d	D	B	Noun	Weight	UNSPSC	Profile	Retainer
NNU4930-S-K-M-SP	FAG BEARING	-	-	-	-	6.692	-	-	-
NNU4930-S-M-SP	FAG BEARING	-	-	-	-	6.12	-	-	-
NNU4932-S-K-M-SP	FAG BEARING	-	-	-	-	6.46	-	-	-
NNU4934-S-K-M-SP	FAG BEARING	-	-	-	-	6.8	-	-	-
NNU4934-S-M-SP	FAG BEARING	-	-	-	-	7.6	-	-	-
NNU4936-S-K-M-SP	FAG BEARING	-	-	-	-	9.96	-	-	-
NNU4936-S-M-SP	FAG BEARING	-	-	-	-	11.1	-	-	-
NNU4932MC3	NSK	6.299 Inch \| 160 Millimeter	8.661 Inch \| 220 Millimeter	2.362 Inch \| 60 Millimeter	Bearing	6.73	31171547	Complete with Outer and Inner Ring	Yes
NNU4938MC3	NSK	7.48 Inch \| 190 Millimeter	10.236 Inch \| 260 Millimeter	2.717 Inch \| 69 Millimeter	Bearing	11.11	31171547	Complete with Outer and Inner Ring	Yes
NNU4936MC3	NSK	7.087 Inch \| 180 Millimeter	9.843 Inch \| 250 Millimeter	2.717 Inch \| 69 Millimeter	Bearing	10.38	31171547	Complete with Outer and Inner Ring	Yes
NNU4934MC3	NSK	6.693 Inch \| 170 Millimeter	9.055 Inch \| 230 Millimeter	2.362 Inch \| 60 Millimeter	Bearing	7.08	31171547	Complete with Outer and Inner Ring	Yes

NNU4928 KOYO Double-row cylindrical roller bearings	D:90 mm; Size (mm):50x90x23; e:1,1 mm; m:9 mm; D1:61,8 mm; Bore Diameter (mm):50; C:23 mm; a:5 mm; Width (mm):23; s:19 mm; Thread (G):M10x1,25; N:2,7 mm; d:50 mm; Outer Diameter (mm):90; N1:86,79 mm; Weight:0,8 Kg; Bearing number:CUC210; H1:5,6 mm; B1:51,6 mm; J:3,7 mm;
NN3024 KOYO Double-row cylindrical roller bearings	Bore Diameter (mm):55; r min.:1,1 mm; Outer Diameter (mm):90; Bearing number:HSS7011-E-T-P4S; C:18 mm; Size (mm):55x90x18; Basic dynamic load rating (C):17 600 kN; Weight:0,41 Kg; ra max:1 mm; a:26 mm; Width (mm):18; da:62 mm; rmin:1,1 mm; D:90 mm; d:55 mm; da:62 mm / Tolerance: h; nG Fett:20000 1/m
NN3026 KOYO Double-row cylindrical roller bearings	Weight:1740 Kg; r1 min.:6 mm; C:700 mm; B:700 mm; Fw:796 mm; D:1000 mm; Bearing number:145FC100700W; Basic dynamic load rating (C):18100 kN; Outer Diameter (mm):1000; r min.:6 mm; d:725 mm; Width (mm):700; Bore Diameter (mm):725; Size (mm):725x1000x700;
NN303 KOYO Double-row cylindrical roller bearings	Basic static load rating (C0):87 kN; D:100 mm; Size (mm):55x100x25; Bearing number:NUP2211; Bore Diameter (mm):55; Basic dynamic load rating (C):75,5 kN; (Grease) Lubrication Speed:6000 r/min; d:55 mm; B:25 mm; F:66,5 mm; Width (mm):25; C:25 mm; Weight:0,786 Kg; Outer Diameter (mm):100;
NNU4932 KOYO Double-row cylindrical roller bearings	N:41 mm; L3:123 mm; L1:135 mm; L5:220 mm; H2:113 mm; N2:71 mm; A2:46 mm; S:26 mm; H:178 mm; d:60 mm; Bore Diameter (mm):60; A:71 mm; H1:160 mm; A1:22 mm; Bearing number:UCT312; L:220 mm; B:71 mm; N1:31 mm; L2:23 mm;
NNU4926 KOYO Double-row cylindrical roller bearings	D:100 mm; d:55 mm; Bearing number:20211 C; Width (mm):21; B:21 mm; C:21 mm; Size (mm):55x100x21; Basic static load rating (C0):85 kN; Bore Diameter (mm):55; Basic dynamic load rating (C):73,5 kN; (Grease) Lubrication Speed:2500 r/min; Weight:0,653 Kg; Outer Diameter (mm):100;
NN3028 KOYO Double-row cylindrical roller bearings	Basic dynamic load rating (C):100 kN; Bore Diameter (mm):40; d:40 mm; Angle:7 °; d1:45 mm; Size (mm):40x62x28; Width (mm):28; C:22 mm; Weight:0,306 Kg; Bearing number:GE40ES-2RS; D:62 mm; Outer Diameter (mm):62; B:28 mm;

NNU493 KOYO Double-row cylindrical roller bearings Video

KOYO NNU493 INTERCHANGE

Double-row Angular Contact Ball Bearings Part series NNU493 is a potential replacement for these common bearing part numbers:

NSKNNU493
SKFNNU493
NTNNNU493
FAGNNU493
TIMKENNNU493
KOYONNU493
NACHINNU493
DODGENNU493

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KOYO NNU493 MODELS

NNU493 KOYO Double-row cylindrical roller bearings

KOYO NNU493 Bearing SPECIFICATIONS

NNU493

NNU493 KOYO Double-row cylindrical roller bearings Codes and sizes

KOYO NNU493 NNU493 KOYO Double-row cylindrical roller bearings Code system

Cross reference NNU493 KOYO Double-row cylindrical roller bearings

NNU493 KOYO Double-row cylindrical roller bearings Video

KOYO NNU493 INTERCHANGE

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KOYO NNU493 Technical Articles

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