HK 2518 Needle Bearing HK Series High Precision

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Shanghai
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TT OR LC
Min Order Qty:
1 set
Supply Capability:
1000000 set/month

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Product Description:

Product Specifications:



Type:

Needle

Brand Name:

OEM

Bore Size:

25 mm

Outside Diameter:

32 mm

Model Number:

HK 2518

Precision Rating:

ABEC-1

Seals Type:

Open or Sealed

Number of Row:

Single Row

Place of Origin:

Jiangsu, China (Mainland)

Material:

Chrome Steel

Lubrication:

Grease Lubrication

Package:

Plastic Bag and Box

Equivalent:

HK 2518






Needle bearing series

Drawn cup needle 

HK Series  

roller bearings

BK Series 


Inch Series

Sealed drawn cup 

HK...RS Series  

needle roller bearings

HK...2RS Series 


BK...RS Series

Drawn cup full component 

F Series 

needle roller bearings

FH series  


MF Series  


MFH Series 


FY Series

Drawn cup roller clutches/

HF Series  

clutch and bearing assemblies

HFL Series

Radial needle roller and cage assemblies

K Series 

K...ZW Series

Radial needle and cage assemblies

KZK Series  

for pin connecting rod

KBK Series

Heavy duty needle roller bearings

NK Series 

NKS Series 

RNA49 Series 

RNA69 Series 

NKI Series 

NKIS Series

NA49 NA69 NA48 NAO RNAO series

Sealed heavy duty needle rollers bearings

RNA49...RS/2RS   NA49...RS/2RS

Full components needle roller bearings

RNAV series

RNV Series

Self-aligning needle roller bearings

RPNA/PNA  Series

IR/LR Series  

IXK Series


Drawn Cup Needle Roller Bearing :


The outer ring of drawn cup needle roller bearing is punched with the high-quality steel sheet. The outer ring has thin wall.The drawn cup needle roller bearing has the characterstics of small radial section area, large load carring capacity ,less inertia and economic manufacture. It is suitable for small section heght, or when the housing bore isnot used for raceway , this type is recommended to use .The bearing is assembled into the housing bore under a certain pressure without fu rther axial location.

 

The draw up needle roller bearing generally takes its shaft diameter as the internal raceway .However , the proper LR type inner ring can be  used in accordance with application condition.


Our Advantages:


1. Excellent and high quality control

2. Prompt delivery

3. Competitive price

4. Small order accepted 

5. Customers' drawing or samples accepted

6. OEM service


Application Area:


Needle roller bearings are mainly used in car engines, transmissions, compressors, cranes, etc.


FAQ:


 WHY CHOOSE US ???

1.More than 28 years export experience

2.Strict quality control

3.Delivery in time

4.OEM service are available with good price

5.Low MOQ

HK 2518 Needle Bearing HK Series High Precision

HK 2518 Needle Bearing HK Series High Precision

HK 2518 Needle Bearing HK Series High Precision

HK 2518 Needle Bearing HK Series High Precision

HK 2518 Needle Bearing HK Series High Precision


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Q:In terms of longboarding, are abec 7 bearings better than abec 5 bearings?
neither You cannot tell anything by the ABEC number. It is a spec for vibration in machinery that runs at speeds thatwouldd be over 150 mph on your board. It became popular because the precision grade bearings that used to be used are anything except precision. ABEC 1 bearings were a hugeimprovementt and the marketing people love anything they can claim higher numbers on. Inline skates and boards use the same bearings. The top makers (Zero Drag, Twin Cam, Bones) actually design their best bearings that to not meet any ABEC standard so that they can have clearances that roll better, but frequently use the number 9 (sometimes saying equivalent to ABEC) in their lit so that those who are hooked on the larger number is better BS will not avoid a numberless bearing. What is better to you? Speed? Life? Resistance to rust when you are in the rain? Know your bearing makers and what they do really well. Bones is known for rolling really well but needing more maintenance and rusting really easily. Twin cam is known for being super resistant for wet. Zero Drag is not as well known but roll very fast and are reasonably resistant to moisture.
Q:Are these good rollerhockey bearings?
There really isn't that much difference between bearings. Mission won't want to get a bad rep by making bad bearings for their main customers. The price is probably a little higher than other bearings (without an OEM skate maker's name on them) than equivalent bearings from the top companies (Twin Cam, Zero Drag, Bones).
Q:Will new bearings make my board go faster?
The guy above me has no clue what he's talking about. Bones RED are called RED because they are made in china. Bones SWISS are made in Switzerland. No such thing as a Bones Red Swiss. Bones Red are good bearings - pretty fast, about $15. Bones swiss are far better - mega fast around $40. If your bearings are rusty - toss them. Always keep those bad boys dry and clean. Remember - new bearings are packed with a thick grease which makes new bearings seem slower and quiet. There is a break in period, depending on how much you skate. By using them, the grease will break down, seep into the metal, and become faster. Just put in new bearings, find a good hill - bomb it, and you'll be ace. Skate hard.
Q:How often should a cyclist grease their wheel bearings if riding 100 miles a week?
If the bearings can be serviced, about once per year. If they are sealed bearings, you replace them when they start to fail. You can also disassemble and service your hubs yearly. How this is done depends on the specific hubs you have
Q:are Tensor Oust Moc 7 Bearings, Abec 9 Tolerance good skateboarding bearings?
well i say anything above abec five is pointless (unless its bones bearing, well because they are the best) but i would go with abec 7s. theylle will get worn out faster so i would just buy bones red because they last and are cheap.
Q:Are skateboarding bearings difforent sizes if i wanted bones reds?
nope one size fits all...bones reds or any bones bearings are great.
Q:1996 camaro bad rod bearings can i do the work myself?
Maybe. If the rod bearings are shot but the crank has not been damaged the bearings can be replaced with the engine essentially in place. If the crank has been damaged the engine has to come out, making it a bigger job, but still within the range of a dedicated DIYer. Generally, if the engine has been operated with a bad rod knock it will need a replacement crank kit.
Q:On skateboard bearings what's the ABEC letters mean?
ABEC stands for Annular Bearing Engineers' Committee. Does ABEC affect the speed of your skates? No. Not unless you are skating at 330 mph. That's based on a 608 bearing limiting speed of 32,000 rpm. Only in extremely high speed applications like ultra high speed motors and precision measuring instruments can bearings above ABEC 1 affect performance. Regardless of how fast you plan to go, speed is affected first and foremost by the choice of lubricant. If we're going to talk about tolerances, the fit of your wheels and axles have a much greater effect on performance than ABEC rating. Wheels and axles for inline skates have extremely loose fits that allow you to press the bearings into the wheel by hand. This masks the benefits of a higher precision bearing by allowing it to slip on the axle or in the wheel. Slippage between the mating parts results in energy loss. Lost energy is lost speed.
Q:cleaning my skateboard bearings?
Back when i used to skate (about 2 years ago) i would usually take my bearings out and drop it into a mix of 91% alcohol and water. I say maybe 80% alcohol and 20% water into a bottle and shake for awhile. Then take them out, dry and spray some WD40, worked like a charm. I also heard you can drop them in a bottle of HOT water and just leave it in there... i know it works for cleaning out my bongs and bowls, but iono about bearings. If all else fails, try to go down to a local active ride shop and see if they have any sales. :p
Q:what do you know about bearings for skateboards?
Ok, okorder.com/

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