L55 21*28*53.2
With Cage
Single
Radial Bearing
Bearing Steel
Open
Vehicles
Non-Aligning Bearings
Oil or Grease
P0 P5 P6
C0 C2 C3 C4 C5
Black
21*28*53.2
Roller Bearings
Haibite
Paper Boxes
21*28*53.2
Shandong
3925300000
Product Description
Detailed Photos:




Product Advantage

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<=1<><=1<><=1<><=1.2<><=1.5<><=2.6<><=2.8<><=3.1<><=3.7<>
Goods by air cargo or by Sea.
Export Port: Qingdao
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Bearing cage,Bearing pulley, Plastic products, Miniature bearing, Needle roller bearing
4. why should you buy from us not from other suppliers?
Hardware pulley source factory, 20 years professional bearing pulley experience
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese




Product Advantage

Needle Roller Bearing cage can bear large radial load and occupies little space, which is conducive to the compact design of machinery. It is widely used in automobile, household appliances, electric tools, machinery and other fields.
Item No. | Plastic Needle Roller Bearing |
Dimensions | OEM ODM |
Material | Nylon/POM |
Manufacture Process | 1. Assembly 2. Windage test 3. Cleaning 4. Rotary test 5. Greasing and gland 6. Noise inspection 7. Appearance inspection 8. Rust prevention 9. Product packaging |
Color | Original/black/white/Red/ Green/ Orange, or per customers' requirement |
Features | heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc. |
Application | Sliding window and door, Sliding accessories, furniture accessories etc. |
Packaing | Foil bag+Neutral Carton+Pallet, or per customers' requirement |
MOQ | 1000 pcs |
Lead Time | According to the order q'ty |
OEM& ODM | Technical drawing or sample is needed |
Main material | ||
Name of engineering plastics | Abbreviation code | Temperature range(ºC) |
Glass fiber reinforced polyamide 66 | PA66-GF30 | -40-120 |
PA66-GF25 | -40-120 | |
PA66-GF15 | -40-110 | |
PA66-GF10 | -40-110 | |
Polyamide 66 | PA66 | -40-90 |
Glass fiber reinforced polyamide 46 | PA46-GF30 | -40-160 |
PA46-GF25 | -40-150 | |
PA46-GF15 | -40-130 | |
Polyamide 46 | PA46 | -40-110 |
Others | PI | >200 |
PEEK | ||
PAEK | ||
PC | <100<> | |
PP | ||
PE |
Main material property | ||||||||||
Serial | Varieties | PA66-GF25 | PA66-GF30 | PA66-GF15 | PA66-GF10 | PA66 | PA46-GF30 | PA46-GF25 | PA46-GF15 | PA46 |
1 | Appearance | Fine grain, no obvious color difference, no coke particles. | ||||||||
2 | melting point(ºC) | >255 | >295 | |||||||
3 | density(g/cm3) | 1.29~1.35 | 1.33~1.39 | 1.20~1.26 | 1.17~1.23 | 1.11~1.17 | 1.39~1.43 | 1.33~1.37 | 1.27~1.31 | 1.16~1.2 |
4 | Water absorbability(%) | <=1<> | <=1<> | <=1<> | <=1.2<> | <=1.5<> | <=2.6<> | <=2.8<> | <=3.1<> | <=3.7<> |
5 | Glass fiber content(%) | 23~27 | 28~32 | 13~17 | 8~12 | - | 28~32 | 23~27 | 13~17 | - |
6 | tensile strength Mpa | >150 | >160 | >110 | >80 | >70 | >180 | >170 | >117 | >87 |
7 | impact strength (KJ/m2) | >42 | >50 | >35 | >28 | >60 | >80 | >70 | >50 | - |
8 | ball indentation hardness(MPa) | >200 | >210 | >170 | >160 | >130 | >220 | >205 | >190 | >170 |
9 | Bending spring modulus (Gpa) | >6 | >7 | >5 | >4 | >2.5 | >9 | >7.5 | >6 | >3 |
10 | Hot deformation temperature(1.8MPa)ºC | >240 | >240 | >240 | >220 | >70 | >290 | >280 | >275 | >190 |
ps:Glass fiber is surface treated alkali free short glass fiber. |
Shipping Details
Samples by express like DHL. UPS .FedEx.TNT etc.Goods by air cargo or by Sea.
Export Port: Qingdao
1. who are we?
We are based in Shandong, China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are total about 51-100 people in our office.2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Bearing cage,Bearing pulley, Plastic products, Miniature bearing, Needle roller bearing
4. why should you buy from us not from other suppliers?
Hardware pulley source factory, 20 years professional bearing pulley experience
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese