| FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | |
| DISPOSAL,DISCONTINUED W/O REPLACEMENT,DISCONTINUED W/O REPLACEMENT | |
| NOT RATED | |
| 1.250 INCHES ALL ENTRANCE | |
| 5.125 INCHES NOMINAL | |
| 1.750 INCHES NOMINAL | |
| HUB DRILLED AND TAPPED ALL ENTRANCE | |
| RIGID METALLIC THICKWALL ALL ENTRANCE | |
| LL SERIES | |
| FLAT | |
| 1 | |
| E1 BLANK | |
| ALUMINUM OVERALL | |
| LL OBLONG | |
| 1 DESIGN AND LL STYLE AND I TYPE |
