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LFR5201KDD U Groove Track Roller Bearings 12x35x15.9mm LFR5201KDD U groove track roller bearings are produce with Chrome steel Gcr15 ,we can provide sample for you test . more
SG25 U Groove Ball Track Guide Bearings 8*30*14mm SG25 bearings are produce with Chrome steel Gcr15 ,we can provide sample before order . more
S51106 Thrust Ball Bearings 30x47x11mm S51106 Stainless steel thrust ball bearing,produce with stainless steel ,we can provide with OEM service for you . more
1/4"*1/2" *3/16" R188 ,we can produce with stainless steel 440 or 420 material .
item no.:
R188lead time:
3 daysproduct orgin:
Chinashipping port:
ShanghaiMOQ:
1000R188 Steel Bearing For Fidget Spinner Specification:
Inner diameter : 1/4"
outside diameter :1/2"
Width : 3/16"
Ball :10 balls
Closure: Open type
Material :stainless steel 440
we can also supply a full set of spinner bearings such as 604 open bearing.
We Can Produce R188 Bearing With Different Material :
1. R188 bearing with chrome steel material
Features:the cheapest, normal chrome steel rings and balls, nylon cage, open type without grease.
2.R188 bearing with hybrid ceramic bearing and ceramic ZRO2 white balls.
Features: very popular type, chrome steel rings, nylon cage
3.R188 with stainless steel , nylon cage, stainless rings and balls.
Featuers:the price is higher than normal steel , but lower than hybrid ceramic bearing.
4.R188 hybrid ceramic bearing with SI3N4 black balls,
Featuers:stainless steel rings, nylon cage, better quality, also with higher price.
5.R188 full ceramic bearing better quality, the most expensive type.
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We also Can Produce With Other Inch Miniature Bearings :
Model | ID(d) | OD(D) | WIDTH(H) | Basic | Basic | rotate speed(1000r/min) | ||
dynamic load | static load | |||||||
OPEN | SEALED | Cr (N) | Cor(N) | grease | oil | |||
lubrication | lubrication | |||||||
R155zz | 3.967 | 7.938 | 2.779 | 3.175 | 359 | 150 | 53 | 63 |
R156zz | 4.762 | 7.938 | 2.779 | 3.175 | 359 | 150 | 53 | 63 |
R166zz | 4.762 | 9.525 | 3.175 | 3.175 | 709 | 272 | 50 | 60 |
R3zz | 4.762 | 12.7 | 3.967 | 4.978 | 1301 | 488 | 43 | 53 |
R3Azz | 4.762 | 15.875 | 4.978 | 4.978 | 1480 | 621 | 38 | 45 |
R168zz | 6.35 | 9.525 | 3.175 | 3.175 | 373 | 172 | 48 | 56 |
R188 | 6.35 | 12.7 | 3.175 | 4.762 | 1082 | 442 | 40 | 50 |
R4zz | 6.35 | 15.875 | 4.978 | 4.978 | 1480 | 621 | 38 | 45 |
R4Azz | 6.35 | 19.05 | 5.558 | 7.142 | 2336 | 896 | 36 | 43 |
R1810zz | 7.938 | 12.7 | 3.967 | 3.967 | 542 | 276 | 40 | 48 |
R6zz | 9.525 | 22.225 | 5.558 | 7.142 | 3332 | 1422 | 32 | 38 |
R10zz | 9.525 | 15.875 | 3.967 | 3.967 | 815 | 411 | 28 | 31 |
R12zz | 12.7 | 19.05 | 3.967 | 3.967 | 898 | 524 | 21 | 26 |
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