Thumbnail Filmstrip of MTIS PSI 6-Hole Trailer Hub Cap with Gasket, 5.50" Bolt Circle, Side Pipe Plug Images
- Bolt Circle: 5-1/2"
- Bolt Size: 5/16"
- No. of Bolt Holes: 6
- Height: 2-11/16"
- Inside Depth: 1-15/16"
- Flange ID: 4-3/8"
- Flange OD: 6-1/4"
- Oil Side Fill Plug: Yes
- Gasket Included
- Product Material: Cast Aluminum
- Fits Trailer Hubs with HM518445 Bearings and Bolt-On Hub Caps
- Has a Clear Window with Fill Markings and Is For Oil Bath Wheels That Use The Meritor Tire Inflation System by PSI
- Cross References: 343-4370, 3434370, 740-3434370, 1943, STM3434370, GT-4370S, GT4370S, 7843-3434370, RHS-4009PSI, ST343-4370