This O-ring plug assembly is sold in packs of five, each made by PAI for sealing applications on Cummins universal components. Every set pairs a threaded plug with a compressible O-ring under the head, closing off an unused port or drilled passage without needing sealant. It also fits Mack applications.
This unit is sold in packs of 5.
Features
Sold as a pack of 5 identical plugs
Includes plug (050577, OEM 3678791) and O-ring (121381, OEM 1841185C1)
Cross-referenced to Cummins OEM 3678873 and 3977855
Cross-referenced to Mack 6635-VSTI18X150R
Fits Cummins universal components
PAI part
Tech Specs
- Sell pack: 5 pieces
- Kit contents: Plug (050577, OEM 3678791) x1, O-Ring (121381, OEM 1841185C1) x1
- Cross-reference: Cummins 3678873, Cummins 3977855, Mack 6635-VSTI18X150R
