Catridge 3M Retainer 501 Specifications Color White Height 4 Inch Height ( metric) 10.16 Linear Centimetre Length 8.5 Inch Length ( metric) 21.59 Linear Centimetre Mission Type Aircraft, Ships Operation Type Facility Safety, Maintenance, Repair & Operations, Overhaul Product Type Assembly Component Recommended Application Assembly, Cleaning, Grinding, Machine Operations, Painting, Welding Recommended Industry Automotive, Construction, Food & Beverage Manufacturing, Manufacturing, Metal Production & Fabrication, Military Maintenance, Repair and Operation ( MRO) , Mining, Oil & Gas, Pharmaceutical, Transportation Width 4.5 Inch Width ( metric) 11.43 Linear Centimetre