21311EAKE4 NSK 55x120x29mm C0 174 Spherical roller bearings
Bearing number | 21311EAKE4 |
Size (mm) | 55x120x29 |
Brand | NSK |
Bore Diameter (mm) | 55 |
Outer Diameter (mm) | 120 |
Width (mm) | 29 |
d | 55 mm |
D | 120 mm |
B | 29 mm |
C | 29 mm |
r min. | 2 mm |
da min. | 65 mm |
da max | 72 mm |
Da min | 98 mm |
Da max. | 110 mm |
ra max. | 2 mm |
Weight | 1.58 Kg |
Basic dynamic load rating (C) | 142 kN |
Basic static load rating (C0) | 174 kN |
(Grease) Lubrication Speed | 4300 r/min |
(Oil) Lubrication Speed | 5300 r/min |
Calculation factor (e) | 0.23 |
Calculation factor (Y0) | 2.9 |
Calculation factor (Y2) | 4.4 |
Category | Spherical Roller Bearings |
BDI Inventory | 0.0 |
Manufacturer Name | NSK |
Minimum Buy Quantity | N/A |
Weight / Kilogram | 1.61 |
EAN | 0029176410710 |
Product Group – BDI | B04311 |
Internal Clearance | C0-Medium |
Mounting Method | Adapter Mount |
Rolling Element | Spherical Roller Bearing |
Bore Profile | Tapered |
Cage Material | Steel |
Enclosure | Open |
Number of Rows of Rollers | Double Row |
Relubricatable | Yes |
Withdrawal Sleeve | AH311 (Specify bore) |
Inch – Metric | Metric |
Long Description | 55MM Tapered Bore; 120MM Outside Diameter; 29MM Width; C0-Medium Clearance; Adapter Mount; Double Row of Spherical Roller Bearings; Steel Cage Material; Open Enclosure; Relubricatable; Adapter Part Number – H311 (Specify bore) |
Other Features | Order adapter or withdrawal sleeve or nut separately. Others may be available |
Category – BDI | Spherical Roller Bearing |
UNSPSC | 31171510 |
Harmonized Tariff Code | 84823080 |
Noun | Bearing |
Keyword String | Spherical |
Manufacturer URL | http://www.nskamericas.com |
Manufacturer Item Number | 21311EAKE4 |
Weight / LBS | 0 |
Width | 1.142 Inch | 29 Millimeter |
Adapter Part Number | SNW11 H311 HA311 HE311 (Specify Bore) Inch | H311 (Specify bore) Millimeter |
Outside Diameter | 4.724 Inch | 120 Millimeter |
Bore | 2.165 Inch | 55 Millimeter |
bore diameter: | 55 mm |
maximum rpm: | 5600 RPM |
outside diameter: | 120 mm |
operating temperature range: | Maximum of +200 °C |
overall width: | 29 mm |
cage material: | Steel |
bore type: | Tapered 1:12 |
bearing material: | Steel |
outer ring type: | Not Split |
cage type: | Inner Ring Guided |
internal clearance: | C0 |
precision rating: | RBEC 1 (ISO Class Normal) |
closure type: | Open |
finish/coating: | Uncoated |
lubrication hole type: | Lubrication Groove & Hole |
outer ring width: | 29 mm |
dynamic load capacity: | 178000 N |
fillet radius: | 2 mm |
static load capacity: | 174000 N |
series: | 213 |
Y3 | 3 |
hidYobi | 21311EAKE4 |
LangID | 1 |
Y1 | 2.9 |
D_ | 120 |
Y2 | 4.4 |
Macha rpm | 8000 |
B_ | 29 |
CAD | https://service.web2cad.co.jp/pcom/maker_login.php?Maker=NSK_RB&language=ja&info=nsk_rb/roller_bearings/spherical_rb/tapered_bore_asmtab.prj&varset={STAN=HPS}.{ORDER=21311EAKE4}.{SD=55}.{D=120}.{B=29.0}.{R=2.0}.{CR1=178000}.{COR1=174000}.{LT=5300}.{LM=8000}.{LG=4500}.{LO=5600}.{DA1=65}.{DA2=72}.{DA3=110}.{DA4=98}.{RA=2.0}.{E=0.23}.{Y2=4.4}.{Y3=3.0}.{Y0=2.9}.{MASS=1.58} |
da min | 65 |
hidTable | ecat_NSSPHR |
Oil rpm | 5600 |
Y0 | 2.9 |
mass | 1.58 |
GRS rpm | 4500 |
ra | 2 |
TSR rpm | 5300 |
C0 | 174 |
DE_ | 99.856 |
X0 | 1 |
Prod_Type3 | SRB_CTB_TB |
X1 | 1 |
X2 | 0.67 |
SIR | 10.3 |
e | 0.23 |
DA_ | 13.02 |
bomp | 21311EAKE4 |
Z_ | 19 |
ALP2 | 38 |
ALP1 | 8 |
ALP3 | 0 |
D_a max | 110 |
D_a min | 98 |
yobi | 21311EAKE4 |
HPS | HPS |
ALPHA_ | 0.151 |
SDM_ | 86.983 |
r | 2 |
KBRG | 2328 |
SBRG | 3 |
DI_ | 74.111 |
calcUrl | /BearingGuide/html/calculation.jsp |
Detailed Parameters
parameter:
7212B Angular contact ball bearings | Contact angle α:40 ° ,Mass:0.78 kg ,rs min:1.5 mm ,r1s min:1 mm |
RASEL25-N Bearing units | A:36 mm ,Thread (Q):Rp1/8 ,Brand:INA ,Bore Diameter :25mm ,S1:20.2 mm ,d:25 mm |
M6217 Deep groove ball bearings | Brand:KOYO ,Outer Diameter :150mm ,Size :85x150x28mm ,Bore Diameter :85mm |
MFJL-2820L Needle roller bearings | Width :20mm ,Bore Diameter :28mm ,Brand:NSK ,Fw:28 mm ,Outer Diameter :37mm ,Size :28x37x20mm |
37292 Tapered roller bearings | Bore Diameter :460mm ,Size :460x650x474mm ,Outer Diameter :650mm ,Width :474mm ,Brand:KOYO |
6018 Deep groove ball bearings | d:90 mm ,Brand:CX ,Outer Diameter :140mm ,Bore Diameter :90mm ,Size :90x140x24mm ,Width :24mm |
K7X10X8TN Needle roller bearings | Bore Diameter :7mm ,Ew:10 mm ,Brand:KOYO ,Outer Diameter :10mm ,Bc:8 mm ,Fw:7 mm |
S5208-2RS Angular contact ball bearings | Brand:ZEN ,Size :40x80x30.2mm ,Outer Diameter :80mm ,Width :30.2mm ,Bore Diameter :40mm |
51320 Thrust ball bearings | d:100 mm ,Width :55mm ,Brand:ISB ,Bore Diameter :100mm ,Outer Diameter :170mm ,Size :100x170x55mm |
RNA 49/82U Needle roller bearings | Fw:95 mm ,Bore Diameter :95mm ,Size :95x115x30mm ,Width :30mm ,Outer Diameter :115mm ,Brand:IKO |
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