油穴・油溝付き軸受について教えてください。
表2 油穴・油溝及びノック穴付き軸受記号
外輪には油穴・油溝及び回り止め用ノックピン穴(1個)を設けることができる。(寸法は表4参照)
補助記号 | 油穴数 | 油穴位置 | |
油穴・油溝付き | 油穴・油溝及び ノックピン穴付き |
||
W33 | W3N | 3 ※1 | 3等配 ※1 |
W33A | W3NA | 4 | 4等配 |
- | W3NB | 5 | 6等配 ※2 |
W33C | W3NC | 6 | 6等配 |
- | W3ND | 7 | 8等配 ※2 |
W33T | - | 8 | 8等配 |
〔注〕
※1 呼び番号によっては 4又は 6 になる場合がある。
※2 1個をノックピン穴に使用
〔備考〕
太字がジェイテクトの標準品である。
表3 油穴・油溝付き軸受記号
内輪にも油穴・油溝を設けることができる。
補助記号 | 内輪 | 外輪 | ||
油穴数 | 油溝 | 油穴数 | 油溝 | |
W513 | 3 | - | 3 | ○ |
W518 | 3 | - | 3 | - |
W26 | 3 | - | - | - |
表4 油穴・油溝の寸法
内径番号 | 呼び内径d | 239 | 230 | 240 | 231 | 241 | 222 | 232 | 213 | 223 | ||||||||||||||||||
d0 | ω | h | d0 | ω | h | d0 | ω | h | d0 | ω | h | d0 | ω | h | d0 | ω | h | d0 | ω | h | d0 | ω | h | d0 | ω | h | ||
5 | 25 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.7 | - | - | - | - | - | - | - | - | - |
6 | 30 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.7 | - | - | - | 3 | 4 | 0.7 | - | - | - |
7 | 35 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.8 | - | - | - | 3 | 4 | 0.7 | 3 | 4 | 1 |
8 | 40 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.8 | - | - | - | 3 | 4 | 0.7 | 4 | 5 | 1 |
9 | 45 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.8 | - | - | - | 3 | 4 | 0.7 | 4 | 6 | 1 |
10 | 50 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.8 | - | - | - | 3 | 4 | 0.7 | 4 | 6 | 1 |
11 | 55 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 0.8 | - | - | - | 3 | 4 | 0.7 | 4 | 6 | 1.1 |
12 | 60 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 1 | - | - | - | 3 | 4 | 1 | 4 | 6 | 1.1 |
13 | 65 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 1 | - | - | - | 3 | 4 | 1 | 4 | 6 | 1.2 |
14 | 70 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 1 | - | - | - | 3 | 4 | 1 | 5 | 7 | 1.3 |
15 | 75 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 1 | - | - | - | 3 | 4 | 1 | 5 | 7 | 1.3 |
16 | 80 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 4 | 1 | 4 | 6 | 1.2 | 4 | 6 | 1 | 5 | 7 | 1.3 |
17 | 85 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | 5 | 1 | 4 | 6 | 1.2 | 4 | 6 | 1.2 | 6 | 8 | 1.3 |
18 | 90 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | 5 | 1 | 5 | 8 | 1.2 | 4 | 6 | 1.2 | 6 | 8 | 1.3 |
19 | 95 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 | 6 | 1.2 | 5 | 8 | 1.2 | 4 | 6 | 1.2 | 6 | 8 | 2 |
20 | 100 | - | - | - | 4 | 5 | 1 | - | - | - | 5 | 6 | 1.4 | - | - | - | 5 | 6 | 1.2 | 5 | 8 | 1.2 | 4 | 6 | 1.2 | 6 | 8 | 2 |
22 | 110 | - | - | - | 5 | 7 | 1 | - | - | - | 5 | 6 | 1.4 | 6 | 8 | 1.5 | 5 | 7 | 1.5 | 6 | 8 | 1.7 | 4 | 6 | 1.2 | 6 | 8 | 2 |
24 | 120 | - | - | - | 5 | 7 | 1 | 5 | 6 | 1.4 | 5 | 6 | 1.4 | 6 | 8 | 1.5 | 5 | 7 | 1.5 | 6 | 10 | 1.7 | - | - | - | 8 | 10 | 2.5 |
26 | 130 | - | - | - | 5 | 7 | 1.2 | 6 | 8 | 1.5 | 5 | 6 | 1.5 | 6 | 8 | 1.5 | 5 | 7 | 1.5 | 6 | 10 | 1.7 | - | - | - | 8 | 12 | 2.5 |
28 | 140 | 4 | 5 | 1 | 5 | 7 | 1.2 | 6 | 8 | 1.5 | 6 | 8 | 1.5 | 8 | 10 | 2 | 6 | 8 | 1.8 | 8 | 10 | 2.5 | - | - | - | 12 | 14 | 3 |
30 | 150 | 5 | 7 | 1 | 5 | 8 | 1.2 | 6 | 8 | 1.5 | 6 | 10 | 1.5 | 8 | 10 | 2 | 6 | 10 | 1.8 | 8 | 10 | 2.5 | - | - | - | 12 | 14 | 3 |
32 | 160 | 5 | 7 | 1.2 | 5 | 8 | 1.2 | 6 | 8 | 1.5 | 8 | 12 | 2 | 10 | 12 | 2 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | - | - | - | 12 | 14 | 3 |
34 | 170 | 5 | 7 | 1.2 | 6 | 10 | 1.5 | 8 | 10 | 2 | 8 | 12 | 2 | 10 | 12 | 2 | 12 | 14 | 3 | 10 | 12 | 2.5 | - | - | - | 12 | 14 | 3 |
36 | 180 | 6 | 7 | 1.3 | 8 | 12 | 1.5 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | 10 | 12 | 2 | 12 | 14 | 3 | 10 | 12 | 2.5 | - | - | - | 14 | 16.5 | 4 |
38 | 190 | 5 | 7 | 1.2 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | 10 | 12 | 2 | 12 | 14 | 3 | 12 | 14 | 3 | - | - | - | 14 | 16.5 | 4 |
40 | 200 | 6 | 8 | 1.5 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | - | - | - | 14 | 16.5 | 4 |
44 | 220 | 6 | 8 | 1.5 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | - | - | - | 14 | 16.5 | 4 |
48 | 240 | 6 | 8 | 1.5 | 10 | 12 | 2.5 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
52 | 260 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
56 | 280 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
60 | 300 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
64 | 320 | 10 | 12 | 2.5 | 12 | 14 | 3 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
68 | 340 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
72 | 360 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 |
76 | 380 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |
80 | 400 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |
84 | 420 | 12 | 14 | 3 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |
88 | 440 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |
92 | 460 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |
96 | 480 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |
/500 | 500 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 4 | 14 | 16.5 | 5 | - | - | - | 14 | 16.5 | 4 | - | - | - | - | - | - |