NBS K 15x21x21 needle roller bearings

Our highly-skilled and factory-trained 12 mm d service experts have the 28 mm D 8 mm B resources to help you with all your NBS K 15x21x21 needle roller bearings needs – including routine maintenance, major repairs, warranty service, and equipment inspections.
d | 12 mm |
D | 28 mm |
B | 8 mm |
rs min | 0.3 mm |
Radial clearance class | CN |
Mass | 0.02 kg |
Dynamic load, C | 5.1 kN |
Static load, C0 | 2.39 kN |
Fatigue limit load, Cu | 0.11 kN |
f0 | 13.2 |
Nlim (oil) | 30,000 rpm |
Nlim (grease) | 26,000 rpm |
Min operating temperature, Tmin | -20 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.38 Hz |
Characteristic rolling element frequency, BSF | 4.07 Hz |
Characteristic outer ring frequency, BPF0 | 3.07 Hz |
Characteristic inner ring frequency, BPFI | 4.93 Hz |
da min | 14 mm |
Da max | 26 mm |
ra max | 0.3 mm |
Inventory | 0.0 |
Manufacturer Name | NTN |
Minimum Buy Quantity | N/A |
Weight / Kilogram | 0.019 |
EAN | 4547359317268 |
Product Group | B00308 |
Enclosure | 1 Metal Shield |
Precision Class | ABEC 1 | ISO P0 |
Maximum Capacity / Filling Slot | No |
Rolling Element | Ball Bearing |
Snap Ring | No |
Internal Special Features | No |
Cage Material | Steel |
Internal Clearance | C0-Medium |
Inch – Metric | Metric |
Long Description | 12MM Bore; 28MM Outside Diameter; 8MM Outer Race Width; 1 Metal Shield; Ball Bearing; ABEC 1 | ISO P |
Other Features | Deep Groove |
UNSPSC | 31171504 |
Harmonized Tariff Code | 8482.10.50.68 |
Noun | Bearing |
Keyword String | Ball |
Weight / LBS | 0.0546 |
Outside Diameter | 1.102 Inch | 28 Millimeter |
Inner Race Width | 0 Inch | 0 Millimeter |
Bore | 0.472 Inch | 12 Millimeter |
Outer Race Width | 0.315 Inch | 8 Millimeter |
Detailed Parameters
parameter:
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