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Deep Groove Ball Bearings
W 6200-2Z JNR/C3 HC5 GJN
1 2 3 4 5 6 7


Polyamide cage

1. Prefix
TN9 R W MRC inch series Stainless Fibreglass reinforced Polyamide Pressed Brass cage, ballguided

6. Special offerings
HC4 HC5 HYB Full Ceramic bearing Ceramic ball set MRC hybrid bearing


2. Seals Shields 4. Modification
FF MRC shield designation SKF Z Metal backed one side ofbearing (also SKF 2Z) As RS1 but of Fluorocarbon rubber for higher temperatures (also 2RS2) As RZ, new design, (also 2RSL) As RS1 new design, (Also 2 RSH) for bearings of 60, 62 and 63 series up to 52mmo/d. Metal backed non-contact seal on one side (Also 2RZ) Metal plate MRC seal designation (SKF 2RS1) Steel plate on 2 sides C MRC designation for Cartridge type bearing Snap ring groove Snap ring &groove

VA201 Special specification for kiln trucks VA 208 Graphite segment cage for hi- temp applications VA 228 Graphite cage for hi-temp applications



7. Lubrication
RSL RSHN1,N2 1 or 2 locating notches S MRC Conrad type GJN Di-urea, Hi-temp.115 cSt @ 40°C, range -40°C to + 150°C Lithium, Medium temp.120 cSt @ 40°C, -30°C to + 110°C

VL0241Electrical insulation of outerring GMB VL2071Electrical insulation of inner ring


5. Clearance/Tolerances
C1 Clearance < C2 Clearance < Normal

HT 51 Polyurea hi-temp, 110 cSt @ 40°C, -30°C to + 140°C LHT 23Lithium,Wide range, 26 cSt @ 40°C, -50°C to + 140°C LHT 30 Lithium, Wide range, 74 cSt at 40°C, -40°C to +180°C LHT 64 Clay, Wide range,13 cSt @ 40°C, -73°C to + 149°C MT33* Lithium, Medium temp. 74 cSt @40°C, -30°C to + 120°C MT47* Lithium, Medium temp. 70 cSt @ 40°C, -30°C to + 110°C W64 Solid oil, various types available depending on the temperature range.

3. Cage Design
C2 J Pressed steelcage, rolling element guided
Steel cage (J), quiet running, C3 clearance (not marked on bearing)**

C0,CN Normal not shown C3 Clearance > C0 or CN Clearance > C3 P5 or ABEC 5 tolerance C78 + C2 C78 +...