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st380
KINGMA
RT.OS9x5.MS380
RT.380
steel color
50
9640 003 1880
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The STIHL Oil Seal, marked with part number 9640 003 1880 and adhering to the DIN3760-BS17x39,9x5 standard, is made of high-quality nitrile rubber (NBR), a material renowned for its excellent oil resistance, wear durability, and ability to seal tightly even under frequent mechanical vibration. As an essential sealing component, it is designed to prevent oil leakage from STIHL equipment’s lubrication systems and block the entry of dust, debris, or moisture, thus protecting internal mechanical parts and maintaining stable lubrication performance. This oil seal is widely compatible with various STIHL outdoor power tools, such as chainsaws, hedge trimmers, and leaf blowers, making it a dependable replacement part for routine maintenance or repair to keep STIHL machinery running efficiently.
The STIHL Oil Seal, marked with part number 9640 003 1880 and adhering to the DIN3760-BS17x39,9x5 standard, is made of high-quality nitrile rubber (NBR), a material renowned for its excellent oil resistance, wear durability, and ability to seal tightly even under frequent mechanical vibration. As an essential sealing component, it is designed to prevent oil leakage from STIHL equipment’s lubrication systems and block the entry of dust, debris, or moisture, thus protecting internal mechanical parts and maintaining stable lubrication performance. This oil seal is widely compatible with various STIHL outdoor power tools, such as chainsaws, hedge trimmers, and leaf blowers, making it a dependable replacement part for routine maintenance or repair to keep STIHL machinery running efficiently.
