日本阪上pny气动密封圈，内唇多道唇口，活塞杆单向密封
材质标准型RN713
PNY-16 16x24x5.2
PNY-18 18x26x5.2
PNY-20 20x28x5.2
PNY-22 22x30x5.2
PNY-22.4 22.4x30x5.2
PNY-25 25x33x5.2 PNY-25F
PNY-28 28x36x5.2
PNY-30 30x40x6.5
PNY-32 32x42x6.5 PNY-32F
PNY-35 35x45x6.5
PNY-35.5 35.5x45.5x6.5
PNY-36 36x46x6.5
PNY-40 40x50x6.5
PNY-45 45x55x6.5
PNY-50 50x60x6.5
PNY-55 55x65x6.5
PNY-60 60x70x6.5
PNY-0063001N713 63x73x6.5
PNY-70 70x80x6.5