The SB series is a nylon snap-fit bushing, manufactured by Shanghai Richeng Electronic Co., Ltd. This product is made out of Nylon66 with 94V-2. It is commonly used for insulating raw-edged holes in metal chassis. It also secures electrical cables, ropes, utility lines via metal holes.
In addition, this series is also applicable in chassis having thickness of 0.8 mm to 3.2 mm.