KOYO NA2120 needle roller bearings
100% 20x52x15 Size (mm) 20 Bore Diameter (mm) Authentic. 52 Outer Diameter (mm) KOYO NA2120 needle roller bearings Highest Quality. Certified Supplier.
Size (mm) | 20x52x15 |
Bore Diameter (mm) | 20 |
Outer Diameter (mm) | 52 |
Width (mm) | 15 |
d | 20 mm |
D | 52 mm |
B | 15 mm |
C | 15 mm |
rn | 0,5 mm |
a | 2,46 mm |
b | 1,35 mm |
f | 1,12 mm |
r min. | 1,1 mm |
r0 max. | 0,4 mm |
D1 | 49,73 mm |
D2 | 57,9 mm |
da min. | 26,5 mm |
da max | 28 mm |
Da max. | 45,5 mm |
ra max. | 1 mm |
Weight | 0,145 Kg |
Basic dynamic load rating (C) | 15,9 kN |
Basic static load rating (C0) | 7,9 kN |
(Grease) Lubrication Speed | 14 000 r/min |
(Oil) Lubrication Speed | 17 000 r/min |
Inventory | 0.0 |
Manufacturer Name | NSK |
Minimum Buy Quantity | N/A |
Weight / Kilogram | 0.07 |
EAN | 0029176034978 |
Product Group | B00308 |
Enclosure | Open |
Precision Class | ABEC 1 | ISO P0 |
Maximum Capacity / Filling Slot | No |
Rolling Element | Ball Bearing |
Snap Ring | Yes |
Internal Special Features | No |
Cage Material | Steel |
Internal Clearance | C0-Medium |
Inch – Metric | Metric |
Long Description | 20MM Bore; 52MM Outside Diameter; 15MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No |
UNSPSC | 31171504 |
Harmonized Tariff Code | 8482.10.50.68 |
Noun | Bearing |
Keyword String | Ball |
Manufacturer Item Number | 6304NR |
Weight / LBS | 0.147 |
Outer Race Width | 0.591 Inch | 15 Millimeter |
Outside Diameter | 2.047 Inch | 52 Millimeter |
Bore | 0.787 Inch | 20 Millimeter |
SRI | 4.81 |
hidYobi | 6304NR |
LangID | 1 |
ro | 0.4 |
D_ | 52 |
SREX | 0.04 |
B_ | 15 |
da min | 26.5 |
hidTable | ecat_NSRDGB |
Oil rpm | 17000 |
SRE | 5 |
Cy | 3.3 |
mass | 0.145 |
GRS rpm | 14000 |
ra | 1 |
SRIX | 0.02 |
D_a | 45.5 |
SRIN | 0 |
C0 | 7.9 |
fo | 12.4 |
SREN | 0 |
DE_ | 45.525 |
Prod_Type3 | DGBB_SR_NR_OT |
DA_ | 9.525 |
bomp | 0 |
Z_ | 7 |
yobi | 6304NR |
Dx | 58.5 |
C_conv | 15900 |
ALPHA_ | 0 |
SDM_ | 36 |
r | 1.1 |
KBRG | 6101 |
SBRG | 3 |
DI_ | 26.475 |
Detailed Parameters
parameter:
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