MS16961B (NOTICE 1), MILITARY STANDARD: TROUGHING CARRIER ASSEMBLY, 4 IN. DIA ROLL 4-5/8 IN. BACKING, 24 AND 30 IN. BELT WIDTH (USE CEMA STD 502) (07 JUN 1983)

MS16961B (NOTICE 1), MILITARY STANDARD: TROUGHING CARRIER ASSEMBLY, 4 IN. DIA ROLL 4-5/8 IN. BACKING, 24 AND 30 IN. BELT WIDTH (USE CEMA STD 502) (07 JUN 1983).