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NNU4938 KOYO Double-row cylindrical roller bearings

Name: NNU4938 KOYO Double-row cylindrical roller bearings
Brand: KOYO
SKU: NNU4938
Rating: 4.9 (5 reviews)

KOYO NNU4938 Bearing SPECIFICATIONS

Brand Name:KOYO
Model Number:
NNU4938
d:16 mm
maximum pv value::Dry 1.65, Periodic Lubrication 3.25 N/mm2 x m/s
D:29 mm
maximum p value::29 N/mm2;Static 150 N/mm2
overall length::18 mm
maximum v value::Dry 0.50;Periodic lubrication 1.0 m/s
material specification::500SP1 SL1
sleeve bearing type::Flanged Bearing

Download KOYO NNU4938 Spec Sheet

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Double-Row Cylindrical Roller Bearings Details

d:16 mm
maximum pv value::Dry 1.65, Periodic Lubrication 3.25 N/mm2 x m/s
D:29 mm
maximum p value::29 N/mm2;Static 150 N/mm2
overall length::18 mm
maximum v value::Dry 0.50;Periodic lubrication 1.0 m/s
material specification::500SP1 SL1
sleeve bearing type::Flanged Bearing
standards met::RoHS
flange width::3 mm
series::SPF
bearing material::OILES 500SP1 SL1 High-strength Brass with Embedded Solid Lubricant
additional details::Lead Free
operating temperature range::Periodic Lubrication -40 to +302 °F, Dry -40 to +572

NNU4938 KOYO Double-row cylindrical roller bearings pdf

KOYO NNU4938 NNU4938 KOYO Double-row cylindrical roller bearings Description

c1 max.	0.7 mm
Bearing number	PCM 252820 M
Weight	0,016 Kg
Width (mm)	20
d	25 mm
Outer Diameter (mm)	28
Mass bushing	0.016 kg
Tolerance shaft	h8
Permissible sliding velocity v max.	2.5 m/s
Coefficient of friction µ max.	0.2
B	20 mm
Basic static load rating - radial direction C0	120 kN
Specific dynamic load factor K	120 N/mm²
c2 min.	0.2 mm
Size (mm)	25x28x20
Basic dynamic load rating (C)	57 kN
c1 min	0,1 mm
Basic dynamic load rating - radial direction C	57 kN
Specific static load factor K0	250 N/mm²
α ±8	20 °

Try different search NNU4938 KOYO Double-row cylindrical roller bearings
No.	Brand	F	d	B	C	D	C0	Fw	Size
NNU4938	Loyal	-	190 mm	69 mm	475 kN	260 mm	1030 kN	-	190x260x69
NNU4938MC3	NSK	-	7.48 Inch \| 190 Millimeter	2.717 Inch \| 69 Millimeter	-	10.236 Inch \| 260 Millimeter	-	-	-
NNU4938-S-M-SP	FAG BEARING	-	-	-	-	-	-	-	-
NNU4938K	ISO	-	190 mm	69 mm	-	260 mm	-	-	-
NNU4938K V	Loyal	-	190 mm	69 mm	69 mm	260 mm	-	-	-
NNU4938K/W33	CYSD	-	190 mm	69 mm	69 mm	260 mm	-	212 mm	-
NNU4938KC1NAP4	NTN	-	190 mm	69 mm	69 mm	260 mm	-	-	-
NNU4938KCS95P5	NTN	-	190 mm	69 mm	69 mm	260 mm	-	-	-
NNU4938MB	NSK	211,5 mm	190 mm	69 mm	69 mm	260 mm	-	-	-
NNU4938MBKR	NSK	211,5 mm	190 mm	69 mm	69 mm	260 mm	-	-	-
NNU4938 V	Loyal	-	190 mm	69 mm	69 mm	260 mm	-	-	-

38FC26168-1 KOYO Four-row cylindrical roller bearings	(Oil) Lubrication Speed:4300 r/min; KBRG:3161; Calculation factor (e):0,4; Calculation factor (Y0):0,82; D_b:104; C_:18.824; DI_:77.704; (Grease) Lubrication Speed:3200 r/min; DA1:10.871; da:73 mm; Basic dynamic load rating (C):85,5 kN; DA2:10.09; Y0:0.82; D:110 mm; B_:21.996; SLR:14.2; LangID:1; d:
313812W KOYO Four-row cylindrical roller bearings	Category:Mounted Units &; Weight:4,9 Kg; Bore Diameter (mm):60; A0:82,8 mm; J:143 mm; A1:21 mm; Basic dynamic load rating (C):52,4 kN; A:55 mm; Bolt (G):19,05; Inventory:0.0; Product Group:M06110; L:175 mm; B1:77,8 mm; d:60 mm; A2:36 mm; S:31 mm; Minimum Buy Quantity:N/A; Basic static load ratin
38FC2919 KOYO Four-row cylindrical roller bearings	C:13 mm; Width (mm):14; d:17 mm; Bore Diameter (mm):17; Basic dynamic load rating (C):8,36 kN; Size (mm):17x30x14; Outer Diameter (mm):30; D:30 mm; Basic static load rating (C0):10,45 kN; B:14 mm; Bearing number:NA 4903 2RS; F:22 mm; Weight:0,04 Kg;
38FC282 KOYO Four-row cylindrical roller bearings	d:70 mm; GRS rpm:3200; Internal Clearance:C0-Medium; DI_:102.913; Bore:2.756 Inch \| 70 Mill; D_:150; ra max.:2 mm; X2:0.67; C:35 mm; D_a min:135; HPS:HPS; Macha rpm:5600; Basic dynamic load rating (C):250 kN; Long Description:70MM Tapered Bore; 1; D:150 mm; Y2:4.6; Y0:3; SBRG:3; B_:35; Manufacturer
39FC30226 KOYO Four-row cylindrical roller bearings	C:22 mm; D:62 mm; Width (mm):22; Fw:48 mm; Size (mm):48x62x22; Bore Diameter (mm):48; Bearing number:RNA4908; Outer Diameter (mm):62;
36FC25156A KOYO Four-row cylindrical roller bearings	Bearing number:RNUP1418; Size (mm):70x150x35; Width (mm):35,000; D:150,000 mm; C:35,000 mm; B:35,000 mm; Outer Diameter (mm):150,000; Bore Diameter (mm):70,000; d:70,000 mm;
38FC27170A KOYO Four-row cylindrical roller bearings	Dimension L :16-1/2 in; Dimension M :4-3/4 in; Dimension J1 :14-1/2 in; Note:This product line wa; Dimension K :2-3/4 in; Dimension J2 :12-19/32 in; Cr - Dynamic Load Rating:64872 lbf; Shaft Size:4 in; Bolt Size:4 x 3/4; Dimension H2:10.45 in; Cor - Static Load Rating:82399
36FC2615 KOYO Four-row cylindrical roller bearings	d1:131.5 mm; Size (mm):98.425x157.162x36.51; Basic static load rating (C0):305 kN; (Oil) Lubrication Speed:2 900 r/min; Static load, C0:305 kN; da:114 mm; Db:152 mm; Bore Diameter (mm):98,425; Manufacturer Name:NTN; a:0,6 mm; Min operating temperature, Tmin:-40 °C; Outer Diameter (mm):157,162; Y2:1.
36FC26168 KOYO Four-row cylindrical roller bearings	B - Cone Width:0.9060 in; C90 - Dynamic Radial Rating (90 million revolutions)5:5960 lbf; G2 - Heat Generation Factor (Rib-Roller End):27; G1 - Heat Generation Factor (Roller-Raceway):69.3; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:10400 lbf; C1 - Dynamic Radial Rating (Two-R
38FC2717 KOYO Four-row cylindrical roller bearings	D:780 mm; d:630 mm; da:659 mm; Da:748 mm; Ew:742 mm; Weight:68,8 Kg; B:69 mm; Size (mm):630x742x69; Width (mm):69; Bearing number:NCF18/630V; Basic dynamic load rating (C):1470 kN; Bore Diameter (mm):630; C:69 mm; ra max.:3 mm; r min.:4 mm; Outer Diameter (mm):742;
36FC2718 KOYO Four-row cylindrical roller bearings	Bearing number:CX677; Designation FAG:713610480; Designation SKF:VKBA 6546;
314199 KOYO Four-row cylindrical roller bearings	Basic static load rating (C0):1401 kN; Basic dynamic load rating (C):1176 kN; Bearing number:NUP 2328; D:300 mm; Outer Diameter (mm):300; (Grease) Lubrication Speed:2754 r/min; B:102 mm; Weight:37,5 Kg; C:102 mm; d:140 mm; Size (mm):140x300x102; Width (mm):102; Bore Diameter (mm):140;

NNU4938 KOYO Double-row cylindrical roller bearings Video

Bearing NNU4938 (KOYO) | Size and Specification | Bearings

Cylindrical roller bearings NNU4938. Bearing number : NNU4938. Size (mm) : 190x260x69. Brand : KOYO. Bore Diameter (mm) : 190. Outer Diameter (mm) :

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KOYO NNU4938 INTERCHANGE

Double-Row Cylindrical Roller Bearings Part series NNU4938 is a potential replacement for these common bearing part numbers:

NSKNNU4938
SKFNNU4938
NTNNNU4938
FAGNNU4938
TIMKENNNU4938
KOYONNU4938
NACHINNU4938
DODGENNU4938

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