HK 4012 Drawn Cup Needle Roller Bearings HK Series High Precision

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Product Description:

Product Specifications:


Model No.: HK 4012

Brand Name: OEM


Net weight: 0.027kg

Material: Chrome steel

Cage: Brass, Steel


1) Precision: P6 P5 P4 P2

2) Noise level: Z1, Z2, Z3, Z4

3) Vibration Level: V1, V2, V3, V4   

4) Clearance: C2, C3, C4     

5) Hardness: 58-63 HRC             

6) Greese: As your requirement, such as SRL, PS2, Alvania R12 and so on.


1.Industrial packing: box

2.Commercial packing: box then into standard carton/wooden Box

3.According customer's requirement


T/T, L/C, Western Union

Delivery time

About 3 to 5 working days


Warrantee: 1 year

Samples: available

OEM: available

Free technical support and after-sales service

Needle roller bearing :

Needle Roller Bearings (needle bearing) is a cylindrical roller with roller

bearings, relative to its diameter, roller both thin and long. This is called needle

roller. Despite having a smaller cross-section, has a higher load bearing capacity,

equipped with a thin and long needle bearing roller (roller diameter D≤5mm,

L / D≥2.5, L is the length of the roller), so radial structure is compact, its

diameter size and load capacity and other types of bearings, minimum diameter,

especially for radial dimensions limited support structure.

Product Applications:

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

HK 4012 Drawn Cup Needle Roller Bearings HK Series High Precision

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

Product Advantages

1)Bearing Manufactory ( Have our own technical department)

2)High quality products (Long Life and low noise)

3)Well-daserved Reputation (Good Stock Guarantee)

4)Professional service ( Promptly shippment)

5)OEM Service,Sample is available

Packaging & Delivery

Packaging Details:

Needle roller bearing generally packed in poly tube or poly bag and into paper box and then into carton box. If the goods are too heavy, we suggest to use wood case or wood pallet.

Delivery Detail:

3-45 working days upon receipt of the deposit



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 4012 Drawn Cup Needle Roller Bearings HK Series High Precision

HK 4012 Drawn Cup Needle Roller Bearings HK Series High Precision

HK 4012 Drawn Cup Needle Roller Bearings HK Series High Precision

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Q:radial and thrust bearings?
I which turn out to just be what I think of as normal or traditional ball bearings. No, radial bearings do not allow motion along the axis - normally there is a stop on the shaft to prevent this and continuous movement would damage the inner surface of the race or the shaft. Depending on the type of race, having any significant axial force would damage the bearing, as would occur in moving the shaft axially. Thrust bearings in theory are entirely for taking thrush along the axis and properly positioned radial bearings handle the radial forces of belts, chains, wheels, etc. A roller bearing or taper bearing would be used to handle both in one location. In practice, a thrust bearing with a ball race of the right shape will handle radial forces of a significant fraction of the rated thrust.
Q:How to lube main bearings on a ipso washer mod #ihfo55?
don't have the book google it and use the right MOdel number
Q:Should I mix Different bearings?
Only if you took out slow bearings and replaced them with faster ones. If all your bearings run well, mixing them will do nothing.
Q:Im paying $1,200 to replace rear differential bearings for a ?
AS usual there is far more to this on the surface than might be as the differential bearings means this is to do with wear of the crown and pinion gears and the loading of the bearings this is a specialized job. it requires special knowledge and whilst doing this other bearings with in the differential need to be replaced hence the high cost so yes sometimes when the car is a newer model this is a cheaper option. but in cars of a certain age this repair is the only option so is the car really worth this expenditure.
Q:Can you find bearings without a compass or specialized equipment, and if so, how?
Push a small stick into the soil. In the morning, mark the ground where the top of the shadow is. Do the same in the evening - the line between your 2 marks is East-West. Easy to then divide the angles to find your bearings... Ash D - where on earth did you come up with that bit about rivers?? Rivers in the North running from South to North: Mackenzie and St. Lawrence (both in Canada) ALL major rivers in Germany except the Danube which flows West to East Seine (France) All major rivers in Siberia Nile!! Rivers in the South running North to South: All major rivers in Argentina and Uruguay Probably plenty more....
Q:Maths Plse help ~ Bearings, length & triangular running course?
Q:Pig Swiss bearings for my skateboard.?
They are pretty good not awsome but ok, a good type of bearings is Reds, they are decently priced and they are wonderful
Q:What are some fast skateboard bearings bearings?
If you can spend a lot of money, bones swiss ceramics are the best bearings out there, but run around $120-160. Any bearings that cost around $20 or more are fast, but brand-wise the highest quality are bones. By standards, bones reds are the highest quality for the price. Almost every skater uses bones reds. They cost $20 and are better than flip, panther, and other bearings at the same price. They are quite a lot faster, and a lot more durable as well.
Q:What are skateboarding bearings?
they are the 608. OD = 22mm, Thick 7mm. I forgot about the ID.
Q:How Many Bearings Are Required For Hockey Rollerblades?
Longboard = 8 bearings Hockey skates = 16 bearings in both skates So you could use them for your hockey skates OR Use them for your longboard which will leave 8 spare bearings. (you could use the other 8 for one skate only)

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