Manufacturer Part Number: 231-921|Type|Product Type|Cover LensLens/Plate Color|Lens Color|Mount|FrontMaterial|PolycarbonateMount Type|Window Height (Decimal Inch)|Window Height (cm)|Window Height (Inch)|Window Width (cm)|Window Width (Decimal Inch)|Window Width (Inch)|4-3/8Window Thickness (Decimal Inch)|Lens Shade|Overall Height (Decimal Inch)|5.000inOverall Width (Decimal Inch - 4 Decimals)|For Use With|Standards|Series|Approval Listing/Regulations|Diopter Lens|Product Service Code|4240UNSPSC Code|46181700