HK1512 IKO Drawn Up Needle Roller Bearing Size 15 X 21 X 12mm
Weight 11.1g Japan High Quality
How many types of needle roller bearings are there ?
There are four main types of needle roller bearings, including caged roller, drawn cup,
precision race and thrust roller. Their typical structure includes
an inner race or just a shaft, a cage to contain the needle rollers
and an outer raceway.
Do needle bearings need grease ?
Lubrication is needed on the rolling elements of needle bearings to reduce friction, prevent corrosion and contamination, and to
extend the overall life of the bearing and other components. There
are mainly two types of lubricants: grease and oil.
| Model | Weight(g) | Inner diameter(mm) | Outer diameter(mm) | High(mm) |
| HK1512 | 11.1 | 15 | 21 | 12 |
HK1512 Needle roller Bearing, Bearing inner diameter is 15mm, Bearing outer diameter is 21mm
and Bearing width is 12mm.
Item: HK152112 Needle roller Bearing
Type: Needle roller bearings
Size: 15mm x 21mm x 12mm
Bearing Inner Diameter: 15mm
Bearing Outer Diameter: 21mm
Bearing Width: 12mm
Structure for Needle roller bearing :
| Metric size | Inch size | Structure declaration |
| HK,TLA,TA | SCE,SCH,BA,BHA,JH | Perforation type(Common) |
| BK,TLAM,TAM | BCE,BCH,BAM,BHAM | Seal and Flat |
| HK.RS,HK.2RS | SCE.PP,BA.PP | Perforation, Single seal, Double seal |
| BK.RS | BCE.P,BAM.P | The sealing, Single seal |
| FY,HN,YT | SN,YB | Perforation, Flat head full of needles |
| MFY.TTL | YBL | Seal, Flat head full needle |
| F | B,BH | Perforation, pointed needle |
| MF | M,MH | The seal and pointed needle |
| Package | Plastic Tube for bearings, and carton package outside |
| Shipping | Express,air shipment, and sea shipment are available |
| Service | OEM Service, and can print your own logo after authorization |
