HK 1510 Needle Bearing HK Series High Precision

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1 set
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1000000 set/month

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Product Description:

Product Specifications:



Brand Name:


Bore Size:

15 mm

Outside Diameter:

21 mm

Model Number:

HK 1510

Precision Rating:


Seals Type:

Open or Sealed

Number of Row:

Single Row

Place of Origin:

Jiangsu, China (Mainland)


Chrome Steel


Grease Lubrication


Plastic Bag and Box


HK 1510

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.



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 1510 Needle Bearing HK Series High Precision

HK 1510 Needle Bearing HK Series High Precision

HK 1510 Needle Bearing HK Series High Precision

HK 1510 Needle Bearing HK Series High Precision

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Q:Need advice choosing skateboard bearings?
Q:bearings & grease question?
Bearing manufacturer's recommend 25%-33% fill for the voids in radial ball bearings. They cite shear, and churning as sources of volitalization of the grease which leads to loss of the lightest fractions; and reduction of lubricity. See the source below:
Q:does a 1991 mazda 626 have front wheel bearings?
Of course it does. ALL wheels have bearings, no matter what make or model of vehicle you have. Even wheelbarrows need bearings in the wheel. The possible exceptions are the single ball type wheels that have a hollow sleeve in the centre as opposed to a roller or pin type bearing as is the norm. Hope this helps.
Q:Is Dragon bearings good?
i've never heard of dragon bearings but some really good quality bearings are china reds. and they arent to expensive. personally, i dont think element is a good brand. my friend had one and the board was horrible. it had no concave at all (a flat peice of wood) and it broke really easy. me and my friend both have enjoi boards currently and he says its way better than his old element board. i suggest Enjoi
Q:how tight should the nut that holds the wheel bearings on a trailer be?
Yes you should keep the nut a little loose. This allows for the proper clearance. If you over tighten or leave the bearing to loose. You will have premature bearing failure. After you repack the bearings, make sure you install a new grease seal. VERY important! To tighten the bearings, very easy. What you need to do is... 1) Put the rotor or drum on and tighten the nut with your fingers as tight as you can, while pushing the rotor as far back as possible. 2) Next use a pair of pliers in your hand or a socket with a small ratchet. I preffer pliers so I don't over tighten the nut. With 1 hand tightening the nut and the other hand spinning the rotor or drum. Keep snugging and loosening the nut until you get all the play out of the bearing and it is fully seated. This will take 5-6 time to be sure. Continual spinning of the rotor. after the bearing feels seated fully and you tighten the nut with moderate pressure using the pliers. Until you can't spin the the nut any tighter with out forcing it to hard. The just back it off 1/8 of a turn. Thats it. Pretty easy once you have done a few. ---Mechanic for 13 years. Bearings last me over 120,000 miles.
Q:How many bearings should a good spinning reel have?
Q:How do you take out a front rim bearings?
You'll need a tool called a slide hammer and the proper associated fittings to remove rim bearings. Personally, I wouldn't reuse bearings that were removed. These are often cheap enough to just purchase new without worry that soon you'll be replacing them soon. Since you're dealing with bicycle bearings, they're going to be pretty cheap. Industrial and vehicle related bearings will cost more. The slide hammer attachement basically grabs the bearing pack from the inside diameter where the shaft would slide through. the attachment is connected to the slide hammer. you hold the rim down and slide the hammer weight towards you or upwards in a fast motion.
Q:how are wear limits on bearings determined?
General ideas only. In the case of journal bearings with forced lubrication (oil pressure), increasing clearance results in oil pressure drop. Ideally, journal bearings hold an oil film which supports the rotating shaft and minimizes metal/metal contact. Automobile engines run for hundreds of thousands of miles using this strategy. Radial ball bearings will tolerate excess clearance (depending on the load) but the shafts they support often will not. In cases where oil seals are used, excess shaft play damages seals and permits leaking. In the case of motor or pump shafts, bearing slack permits rotor/stator contact or impeller/involute contact. Rotating masses are never perfectly balanced or axially aligned. Bearing slack multiplies unbalanced force and consequent load.
Q:How often should a cyclist grease their wheel bearings if riding 100 miles a week?
Sorry to have 2 assist you be attentive to u can not p.c.. the bearings there sealed bearing . I even have been engaged on autos for 18 years. in case you have a automobile that that has packable bearing u will can see many small ball of nevertheless as be attentive to or call stillys or bearing . i worked on a save away from Charger 2006 it had a race that the ball bearing have been save there bearing in place all of it rely on the make of the autos what they used interior the making of the autos
Q:can i put the skateboard wheels with the bearings inside and then put it in the freezer?
yeah i put my wheels in the freezer every time i get a new pair, i would recomend putting the bearings in but when i freeze my wheels i freeze them in a solid block of ice for a month. i dont know if it works but ill take any advantage i can get

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