Images may be a general representations of products Main Filter MF0905917 replaces OEM R101G03B by FILTREC and is compatible in fit, form and function.FILTREC R101G03B Replacement/Interchange Hydraulic Filter Reference is made to the OEM solely to identify the compatibility of Main Filter Inc filter with the OEM filter.Filter Technical Specifications Product Media: Glass Micron Rating: 3 Seal Type: Viton Height: 4.