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Home>Products>Double Direction Thrust Bearings>NNU4948 NSK Double row cylindrical roller bearings

NSK NNU4948 MODELS

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NNU4948 NSK Double row cylindrical roller bearings

Name: NNU4948 NSK Double row cylindrical roller bearings
Brand: NSK
SKU: NNU4948
Rating: 4.9 (5 reviews)

NSK NNU4948 Bearing SPECIFICATIONS

Brand Name:NSK
Model Number:
NNU4948
Series:752000
Cone Part Number:EE752305
Design Units:Imperial
Cage Type:Pin-Type
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:961000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:249000 lbf
d:30.5000 in
B - Cone Width:3.1875 in

Download NSK NNU4948 Spec Sheet

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NNU4948 NSK Double row cylindrical roller bearings Technology

Series:752000
Cone Part Number:EE752305
Design Units:Imperial
Cage Type:Pin-Type
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:961000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:249000 lbf
d:30.5000 in
B - Cone Width:3.1875 in
R - Cone Backface To Clear Radius3:0.25 in
da - Cone Frontface Backing Diameter:31.42 in
db - Cone Backface Backing Diameter:31.89 in
Ab - Cage-Cone Frontface Clearance:0.51 in
Aa - Cage-Cone Backface Clearance:0.47 in
a - Effective Center Location4:2.5 in
C90 - Dynamic Radial Rating (90 million revolutions)5:143000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:552000 lbf
C0 - Static Radial Rating:1240000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:98400 lbf
K - Factor8:1.45
G1 - Heat Generation Factor (Roller-Raceway):12500
G2 - Heat Generation Factor (Rib-Roller End):1880.8
Cg - Geometry Factor:0.312

NNU4948 NSK Double row cylindrical roller bearings pdf

NSK NNU4948 NNU4948 NSK Double row cylindrical roller bearings Product Description

finish / coating:	Gray Paint
bearing style:	Flange Bracket
locking device:	Set Screw
bore type:	Round
housing material:	Cast Iron
lubrication type:	Grease
bearing type:	3-bolt
cage material:	Nylon
duty type:	Standard Duty
insert material:	52100 Bearing Steel
inner ring width:	Wide Inner Race
manufacturer upc number:	662798839578
seal type:	Contact
expansion type:	Non-Expansion Bearin
misalignment angle:	1-1/2 °
insert bearing type:	Setscrew Lock - Wide
mounting type:	Three-Bolt Flange
operating temperature range:	200° °F
flange mounting type:	3-bolt Flange Bracke
manufacturer catalog:	Click here

Double Direction Thrust Bearings Repair Shops
No.	Brand	s	F	d	m	D	C	r	B
NNU4948	Loyal	-	-	240 mm	-	320 mm	610 kN	-	80 mm
NNU4948K	NSK	-	-	240	-	-	625	2.1	-
NNU4948MAW33	TIMKEN	-	-	-	-	-	-	-	-
NNU4948 V	ISO	-	-	240 mm	-	320 mm	80 mm	-	80 mm
NNU4948-S-K-M-SP	FAG	3,4 mm / Axial displacement facility from central position	265 mm	240 mm	17,1 kg / Weight	320 mm	-	-	80 mm
NNU4948C1NAP4	NTN	-	-	240 mm	-	320 mm	80 mm	-	80 mm
NNU4948K V	ISO	-	-	240 mm	-	320 mm	80 mm	-	80 mm
NNU4948KC1NAP4	NTN	-	-	240 mm	-	320 mm	80 mm	-	80 mm

NN3034K NSK Double row cylindrical roller bearings	width:0.6250 in; construction description:Guardian® Small; continuous temperature range:-22 to 400°F; lip material:Labyrinth; typical application:Exceptional Bearing; Weight:0.95 lb; pressure tolerance:Ambient; misalignment tolerance:0.010 in; harmonization code:8487900040.US; D:2.9900 in; m
NN304 TIMKEN Double row cylindrical roller bearings	D:1-1/8 in; groove/plug type:None; maximum v value:750 fp/min; bearing material:Leaded-Tin Bronze; d:3/4 in; overall length:3 in; material specification:SAE 660 (C932&#; standards met:ASTM B584-78; maximum p value:3000 psi; sleeve bearing type:Plain Sleeve; maximum pv value:75000
NNU3064 NSK Double row cylindrical roller bearings	maximum temperature:+2000 °F; thickness:0.002 in; length:50 ft; stainless steel type:321;
NNU418 TIMKEN Double row cylindrical roller bearings	d:16 mm; maximum pv value:Dry 1.65, Periodic L; maximum p value:29 N/mm2;S; maximum v value:Dry 0.50;Period; series:SPF; standards met:RoHS; bearing material:OILES 500SP1 SL1 Hig; D:29 mm; material specification:500SP1 SL1; flange width:3 mm; operating temperature range:Periodic Lubri
NNU41/8 TIMKEN Double row cylindrical roller bearings	flange width:2 mm; series:80F; material specification:80; maximum pv value:2.45 N/mm²; D:54 mm; sleeve bearing type:Flanged Bushing; overall length:12 mm; operating temperature range:-40 to 176 °F; maximum p value:17.5 N/mm²; D:44 mm; additional details:Lead Free; d:40 mm; st
NN3064 NSK Double row cylindrical roller bearings	Seals or Shields:Single Metal Shield; B:15mm; Limiting Speed Rating (r/min):10000; Clearance:Standard; Cage Type:Steel; Dynamic Load Rating (kN):16.8; Reference Speed Rating (r/min):15000; Weight:0.19 KGS; Static Load Rating (kN):11.5; Availability:In Stock; SKU:6008z-timken; d:40mm; D:68mm;
NNU4060K TIMKEN Double row cylindrical roller bearings	Preload:Light; d:90mm; Clearance:Standard; Fatigue Load Rating (kN):1.1; Weight:0.28 KGS; SKU:71818cdga/p4-skf; Grease Limiting Speed (r/min):11000; Seals or Shields:Open Type; Dynamic Load Rating (kN):21.6; Oil Limiting Speed (r/min):17000; B:13mm; Cage Type:Plastic; Static Load Rating (kN):26.5; A
NNU4120K3 NSK Double row cylindrical roller bearings	D:69.9 mm; seal type:Contact Seal; bore type:Round; length through bore:52.3 mm; maximum rpm:4500 RPM; locking device:Set Screw; manufacturer catalog number:058529; B:117.6 mm; radial static load capacity:5213 lb; finish/coating:Uncoated; mounting type:Three-Bolt Bracket S; duty type:Standard Duty;
NNU4052 TIMKEN Double row cylindrical roller bearings	bearing material:Duralon Filament;
NNU4172K3 NSK Double row cylindrical roller bearings	length tolerance:±0.001 in; finish:No Finish; length:18 in; thickness:1 in; material:Steel; thickness tolerance:±0.001 in; meets industry standards by:ASTM, SAE; width tolerance:+0.005/-0.; industry standards met:ASTM-A-681, SAE J-43; width:3-1/2 in;
NN30/600K NSK Double row cylindrical roller bearings	width:0.6250 in; lip material:PTFE; D:2.7500 in; manufacturer catalog number:24802-1862; manufacturer upc number:717744079062; shaft diameter:1.9370 in;
NNU4922K NSK Double row cylindrical roller bearings	precision rating:Not Rated; B:1.4375 in; d:10 mm; lubrication hole type:No Hole; closure type:Open; needle bearing type:Roller & Cage As; flanges:With Flanges; series:KRV; D:26 mm;

NNU4948 NSK Double row cylindrical roller bearings Video

NSK NNU4948 INTERCHANGE

Double Direction Thrust Bearings Part series NNU4948 is a potential replacement for these common bearing part numbers:

NSKNNU4948
SKFNNU4948
NTNNNU4948
FAGNNU4948
TIMKENNNU4948
KOYONNU4948
NACHINNU4948
DODGENNU4948

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NSK NNU4948 MODELS

NNU4948 NSK Double row cylindrical roller bearings

NSK NNU4948 Bearing SPECIFICATIONS

NNU4948

NNU4948 NSK Double row cylindrical roller bearings Technology

NSK NNU4948 NNU4948 NSK Double row cylindrical roller bearings Product Description

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NNU4948 NSK Double row cylindrical roller bearings Video

NSK NNU4948 INTERCHANGE

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