The Eaton snap ring, part number 129594, is a differential retaining ring designed for Eaton DS, DA, and DD series differentials in the 344, 404, 405, and 454 families. Also cross-referenced as Eaton part number 127538 and Fuller 129594, this retaining ring is sold individually. It carries interchangeability across multiple Eaton differential series, making it a practical choice when sourcing a replacement for any of these axle families. Call us to confirm proper fit for your specific differential configuration.Interchanges:Mack 97AX267Mack 25092452Eaton 127537Mack 2719-127537FeaturesFits Eaton DS, DA, and DD series differentials: 344, 404, 405, and 454Cross-referenced as Eaton OEM part number 127538Also listed under Fuller part number 129594Sold as one individual retaining ringEaton differential componentTech SpecsApplication: Eaton DS/DA/DD 344, 404, 405, 454 series differentialsCross-reference: Eaton 127538, Fuller 129594Sell pack: 1 eachUsed in 17 modelsShow all 17 models40 Series Single Reduction Tandem Drive AxleDS404 / RS404 Tandem Drive AxleDS405 Tandem Drive AxleDSH40 Tandem Drive AxleDSH44 Tandem Drive AxleDSP41 Single Reduction Drive AxleDST40 Tandem Drive AxleDST41 Tandem Drive AxleT2050 TransmissionT2060 / T2070 TransmissionT2070A / T2070C TransmissionT2070B / T2070D TransmissionT2080 / T2090 / T2100 TransmissionT2080B TransmissionT2130 / T2180 TransmissionT310M TransmissionT313L / T318L Transmission