CAP,HUB - CLEAR POLY SCREW ON WITH O-RING. - THREADS - 6-1/4" X 8" - OUTSIDE DIA. 6.692" - HEIGHT - 2.775" (BLUE-LINE)
| Manufacturer | Part Numbers | 
|---|---|
| EUCLID IND INC | E04975 | 
| FREIGHTLINER/DAIMLER TRK | STM340 4975 | 
| FRUEHAUF | 7538-900 | 
| GREAT DANE TRL/ AURORA | STE340-4975 | 
| KENWORTH | 340-4975 | 
| MACK | 8235MER04975 | 
| MERITOR AUTOMOT./ROCKWELL | E04975, MER04975B24 | 
| OTHER | R004075, STM340 4975 | 
| ROCKWELL | R004075 | 
| S&S TRUCK PARTS INC | S-B359 | 
| STEMCO SEALS | 340-4975 | 
| WORKHORSE PARTS | 340-4975 |