YINETTECH 2 Pcs Black Hydraulic Pump Oil Pump O Ring Rubber Gasket 98 x 105 x 3.5 mm 2H3934 Compatible with Caterpillar

["- Compatibility: Compatible with Caterpillar hydraulic and oil pumps matching part number 2H3934 and size 98 x 105 x 3.5 mm.","- Function: Provides a tight seal to prevent oil or hydraulic fluid leakage, supporting normal pump performance.","- Durable Material: Black rubber construction resists oil and wear for heavy-duty equipment applications.","- Exact Fit: 98 x 105 x 3.5 mm dimensions; please verify size and interface before purchase.","- Package Contents: 2 pieces O-rings for convenient replacement and spares."]