UIB (Xiamen) Bearing CO.,LTD.
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Single Row Deep Groove Slewing Ring Bearing 012.40.900 100mm with Steel Balls
The limiting speed (rmp) of various rotary supports under normal conditions is as follows:
Rotary support type
Lubrication type
Extreme speed (n.D. M)
Cross roller type
Standard grease
From 24000 to 35000
The ball type
Standard grease
From 40000 to 65000
The ball belt holds the rack.
grease
From 70000 to 130000
Where n is the limit speed Dm is the diameter unit of raceway center (RPM)
Corresponding number of rotary supporting materials:
The number of foreign brands corresponding to 50Mn is.
National standard products,
50 mn
American standard product 1050,1053.
Japanese standard products
S53C
British standard 080A52,080M50.
The French standard
XC48
The Soviet standard 50 Г
42CrMo corresponds to foreign brand name.
International standard organization no. :
42 crmo4
Corresponding Japanese brand number:
SCM440
Corresponding German brand number:
42 crmo4 or 1.7225
American brand:
4140 or G41400
| The limiting speed of various rotary supports under normal conditions is as follows: | |||||
| Rotary support type | Lubrication type | Extreme speed (n.D. M)(n.Dm) | |||
| Extreme speed (n.D. M) | Standard grease | 24000to35000 | |||
| balls type | Standard grease | 40000to65000 | |||
| The ball belt holds the rack. | greased or oiled | 70000to130000 | |||
| Where n is the limit speed Dm is the diameter unit of raceway center (RPM) | |||||
| rotary support bearing material | |||||
| The number of foreign brands corresponding to 50Mn | |||||
| National standard | American standard 1050,1053 | Japanese standard products | British standard 080A52,080M50.080A52,080M50 | The French standard | The Soviet standard 50 Г |
| 50Mn | S53C | XC48 | |||
| 42CrMo corresponds to foreign brand name. | |||||
| International standard organization no. : | Corresponding Japanese brand number: | Corresponding German brand number: | American brand: | ||
| 42CrMo4 | SCM440 | 42CrMo4 or1.7225 | 4140 or G41400 | ||
| Brand | UIB | size | 012.40.900 | old size | 012.30.800 |
| ID. | 778(mm) | OD. | 1068(mm) | thickness | 100(mm) |
| cage style | TH | weight | 240(kg) | application | universal |
| cage material | glass fiber reinforced phenolic resin | rolling element row | single row | groove type | deep groove |
| Product feature | magnetically | bearing material | 50Mn | seal type | 2RS |
| assemble method | TT | Rolling element | steel balls |