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Specifications

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1 the meaning of the SKF Bearing
 SKF bearings, bearing parts and accessories complete code from the basic code and supplementary code. The basic code consists of bearing type code dimension series code and inner code. Said bearing type, structure and size, is the basis of the bearing code. Supplementary code is added around the basic code bearing structure and shape, dimensions, tolerances, there is a change in code. In the left side of the basic code to add the code for the pre-Code to identify the bearing components, and code in the right side of the basic code to add the code for the rear to the original design or production with the existing standard differences.
1) pre-Code
GS - thrust cylindrical roller thrust needle roller bearing ring. Cases: GS81107-thrust cylindrical roller bearings 81107 seat.
K - thrust roller and cage assemblies. Example: K81170.
K --- a the AFBMA standard series Inch tapered roller bearings with roller and cage assembly of the inner ring (inner cone) or outer (cones). Cases: K-09 067 - series roller bearing 09000 cone within a cone.
L - separation - bearing a single inner or outer ring. Cases: LNU207 - cylindrical roller bearing NU207's inner circle.
L30207 - tapered roller bearing outer ring of 30 207.
R - to remove a single inner or outer ring separable type bearings. Cases: RNU207 - cylindrical roller bearing NU207 with the roller and keep the frame assembly of the outer ring. R30207 - tapered roller bearings and cage assembly inner.
WS - thrust cylindrical roller thrust needle axis circle. Cases: WS81107 - thrust cylindrical roller bearing 81107 axial ring.
(2) post code
Bearing No. There are several set code, post code are grouped in the following order: (1) interior design (2) external design, (3) cage, (4) other characteristics. Set aside half of Chinese characters distance between the post code and basic code (1) (2) (3) group; (2) the dust cover and seal the group code is the exception, in the rear The code in front to set a hyphen "-"; (4) code in front of the rear group is set to a slash. Set code after the slash is also used to isolate the two (4) group of the following two cases:
After a first set the digital end of the second set when the code begin with a number code. Example: 6205/P53/223316.
B. said compression and / or (b) mobile clearance range of post code and then with the said grease types of post-code, if omitted the slash will cause confusion. Cases; 6205-2Z/C2L/HT42 (= C2L + HT42).