2pk TCM 38524TA-H-BX NBR Carbon Steel Oil Seal TA-H Type 3.875" x 5.251" x 0.438" Fusion PC material should be checked for

material should be checked for consistency before use any any excess oil

Kit includes 5 changes for side seal assemblies

High Quality

6 Nitrile double lip spring double case bore coat

fits firmly onto the stem of your Cherry MX keycap

2pk TCM 38524TA-H-BX NBR Carbon Steel Oil Seal TA-H Type 3.875" x 5.251" x 0.438" Fusion PC material should be checked forNitrile double lip spring double case bore coat. 3. 875 in Shaft Dia., 5. 251 in OD, 0. 438 in Overall Width, Nitrile Rubber (NBR) Lip Material. Very good resistance to oil and gasoline Superior resistance to petroleum based hydraulic fluids Wide range of service temperatures Good resistance to hydrocarbon solvents Very good resistance to alkalis and acids