L-P-390C (NOTICE 1), FEDERAL SPECIFICATION: PLASTIC, MOLDING AND EXTRUSION MATERIAL, POLYETHYLENE AND COPOLYMERS (LOW, MEDIUM, AND HIGH DENSITY) (07 JUL 1987) [SUPERSEDING MIL-P-22748A]
L-P-390C (NOTICE 1), FEDERAL SPECIFICATION: PLASTIC, MOLDING AND EXTRUSION MATERIAL, POLYETHYLENE AND COPOLYMERS (LOW, MEDIUM, AND HIGH DENSITY) (07 JUL 1987) [SUPERSEDING MIL-P-22748A].