S tructure | Single row deep groove ball bearings |
Brand Name | CHIK / OEM / Be customized |
Series | 6315 RS ZZ deep groove ball bearing |
Seals Type | Z; ZZ; RS; 2RS; RZ; OPEN |
Ring Material | Chrome Steel/Stainless Steel/Carbon Steel |
Hardness | HRC60~HRC65 / 304C or 440C / HRC50-55 |
Steel Pressed Cage | Bending claw form or rivet form |
Material of Cage | SPCC / Nylon /Brass |
Surface | Smooth and Antirust |
Tolerance Grade | GB/T307.1-205 |
Precision Rating | ABEC1(P0) / ABEC3(P6) / ABEC5(P5) / ABEC7(P4) |
Vibration/Noise Level | Z1/V1; Z2/V2; Z3/V3 |
Clearance | C2; C0; C3; C4 |
Grease /Oil | As your requirement |
Subject | Symbol | Description |
Seal type | ZZ | Metal shields on both sides. |
2RS | Rubber seals on both sides. | |
Z | Metal shield on one side. | |
RS | Rubber seal on one side. | |
Radial internal clearance | C2 | Less than normal. |
CN | Normal clearance. Is not indicated as a standard. | |
C3 | Greater clearance than normal. | |
C4 | Greater than C3. | |
C5 | Greater than C4. | |
Other technical modifications | NR | Groove with inserted snap ring in outer ring. |
N | Snap ring groove in the outer ring. | |
SS | Stainless steel. | |
Cage type | M | Brass cage ball guided. |
MB | Brass cage, inner ring centered. | |
MA | Brass cage, outer ring centered. | |
Speed ratings | V | Normal vibration level. Is not indicated as a standard. |
V2 | Lower vibration level than normal. | |
V3 | Lower vibration level than V2. | |
V4 | Lower vibration level than V3. | |
Tolerances | P0 | Normal tolerance level. Is not indicated as a standard. |
P6 | Greater tolerance level than P0. | |
P5 | Greater tolerance level than P6. |
IS O | GOST | Dimensions (mm) | Basic Load Rating (N) | Limitting speed ( r/min ) | Weight | ||||
Lubrication | |||||||||
d | D | B | Dyn. C | Stat. C0 | Grease | Oil | |||
6311 | 311 | 55 | 120 | 29 | 71500 | 45000 | 5800 | 6800 | 1.377 |
6311 ZZ | 80311 | 55 | 120 | 29 | 71500 | 45000 | 5800 | 6800 | 1.377 |
6311 2RS | 180311 | 55 | 120 | 29 | 71500 | 45000 | 3800 | - | 1.377 |
6312 | 312 | 60 | 130 | 31 | 81900 | 52000 | 5400 | 6300 | 1.733 |
6312 ZZ | 80312 | 60 | 130 | 31 | 81900 | 52000 | 5400 | 6300 | 1.733 |
6312 2RS | 180312 | 60 | 130 | 31 | 81900 | 52000 | 3400 | - | 1.733 |
6313 | 313 | 65 | 140 | 33 | 92300 | 60000 | 4900 | 5800 | 2.153 |
6313 ZZ | 80313 | 65 | 140 | 33 | 92300 | 60000 | 4900 | 5800 | 2.153 |
6313 2RS | 180313 | 65 | 140 | 33 | 92300 | 60000 | 3200 | - | 2.153 |
6314 | 314 | 70 | 150 | 35 | 104000 | 68000 | 4600 | 5400 | 2.56 |
6314 ZZ | 80314 | 70 | 150 | 35 | 104000 | 68000 | 4600 | 5400 | 2.56 |
6314 2RS | 180314 | 70 | 150 | 35 | 104000 | 68000 | 3000 | - | 2.56 |
6315 | 315 | 75 | 160 | 37 | 111400 | 76500 | 4300 | 5000 | 3.12 |
6315 ZZ | 80315 | 75 | 160 | 37 | 111400 | 76500 | 4300 | 5000 | 3.12 |
6315 2RS | 180315 | 75 | 160 | 37 | 111400 | 76500 | 2800 | - | 3.12 |