NOK密封件 HBY缓冲环
液压用密封件
与活塞杆密封件组合使用的缓冲环
特点：与活塞杆密封件组合使用来吸收高负荷的冲击和波动压力，隔绝高温流体，提高密封件的耐用度。同时在滑动唇口上可以泄放背压的特殊形状的缝槽能消除活塞杆密封件和缓冲环之间的压力。
| B+SZZ部件编号 | 缓冲环公称尺寸及腔体尺寸 |
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| 标准(U942) | 耐热(U952) | d（内径） | D（外径） | h（高度） | H |
| BSHBY-40 | BSHBY40U | 40 | 55.5 | 6 | 6.3 |
| BSHBY-45 | BSHBY45U | 45 | 60.5 |
| BSHBY-50 | BSHBY50U | 50 | 65.5 |
| BSHBY-55 | BSHBY55U | 55 | 70.5 |
| BSHBY-60 | BSHBY60U | 60 | 75.5 |
| BSHBY-65 | BSHBY65U | 65 | 80.5 |
| BSHBY-70 | BSHBY70U | 70 | 85.5 |
| BSHBY-75 | BSHBY75U | 75 | 90.5 |
| BSHBY-80 | BSHBY80U | 80 | 95.5 |
| BSHBY-85 | BSHBY85U | 85 | 100.5 |
| BSHBY-90 | BSHBY90U | 90 | 105.5 |
| BSHBY-95 | BSHBY95U | 95 | 110.5 |
| BSHBY-100 | BSHBY100U | 100 | 115.5 |
| BSHBY-105 | BSHBY105U | 105 | 120.5 |
| BSHBY-110 | BSHBY110U | 110 | 125.5 |
| BSHBY-115 | BSHBY115U | 115 | 130.5 | 6 | 6.3 |
| BSHBY-120 | BSHBY120U | 120 | 135.5 |
| BSHBY-125 | BSHBY125U | 125 | 140.5 |
| BSHBY-130 | BSHBY130U | 130 | 145.5 |
| BSHBY-132 | BSHBY132U | 132 | 147.5 | 6 | 6.3 |
| BSHBY-135 | BSHBY135U | 135 | 150.5 |
| BSHBY-140 | BSHBY140U | 140 | 155.5 |
| BSHBY-150 | BSHBY150U | 150 | 165.5 |
| BSHBY-160 | BSHBY160U | 160 | 175.5 |
| BSHBY-170 | BSHBY170U | 170 | 185.5 |
| BSHBY-180 | BSHBY180U | 180 | 195.5 |
| BSHBY-190 | BSHBY190U | 190 | 205.5 |
| BSHBY-200 | BSHBY200U | 200 | 221 | 7.7 | 8 |
| BSHBY-210 | BSHBY210U | 210 | 231 |
