是帶圓柱滾子的滾輪軸承,相對其直徑,滾子既細又長。 這種滾子稱為滾針。 儘管具有較小的截面,軸承仍具有較高的負荷承受能力,滾針軸承裝有細而長的滾子(滾子直徑D≤5mm,L/D≥2.5,L為滾子長度),因此 徑向結構緊湊,其內徑尺寸和負載能力與其它類型軸承相同時,外徑最小,特別適用於徑向安裝尺寸受限的支承結構。
型號 | 舊型號 | 外形尺寸(mm) | 額定載重(N) | 轉速min-1 | 重量(kg) | ||||
---|---|---|---|---|---|---|---|---|---|
d | D | B | Cr | Cor | 脂潤滑 | 油潤滑 | (參考) | ||
HK1512 | 37941/15 | 15 | 21 | 12 | - | - | - | - | - |
HK3020 | 67941/30 | 30 | 37 | 20 | - | - | - | - | - |
HK2210 | 27941/22 | 22 | 28 | 10 | - | - | - | - | - |
HK1516 | 57941/15 | 15 | 21 | 16 | - | - | - | - | - |
HK3512 | 27941/35 | 35 | 42 | 12 | - | - | - | - | - |
HK2212 | 37941/22 | 22 | 28 | 12 | - | - | - | - | - |
HK1612 | 37941/16 | 16 | 22 | 12 | - | - | - | - | - |
HK3520 | 67941/35 | 35 | 42 | 20 | - | - | - | - | - |
HK2216 | 57941/22 | 22 | 28 | 16 | - | - | - | - | - |
HK1616 | 57941/16 | 16 | 22 | 16 | - | - | - | - | - |
HK4012 | 27941/40 | 40 | 47 | 12 | - | - | - | - | - |
HK2512 | 27941/25 | 25 | 32 | 12 | - | - | - | - | - |
HK1712 | 37941/17 | 17 | 23 | 12 | - | - | - | - | - |
HK4020 | 67941/40 | 40 | 47 | 20 | - | - | - | - | - |
HK2516 | 47941/25 | 25 | 32 | 16 | - | - | - | - | - |
HK1812 | 37941/18 | 18 | 24 | 12 | - | - | - | - | - |
HK4512 | 27941/45 | 45 | 52 | 12 | - | - | - | - | - |
HK2520 | 67941/25 | 25 | 32 | 20 | - | - | - | - | - |
HK1816 | 57941/18 | 18 | 24 | 16 | - | - | - | - | - |
HK4520 | 67941/45 | 45 | 52 | 20 | - | - | - | - | - |