Akron Brass O-Ring 4" x 3-3/4" Buna(0)No Reviews yet $5.68 Quantity discounts available QuantityPrice SKU: 757017 Quantity -+ Details Replacement Buna-N O-ring, 4" x 3-3/4", for Akron Brass equipment.Contact Firefighter One to confirm fit with your equipment. Details Back DetailsReplacement Buna-N O-ring, 4" x 3-3/4", for Akron Brass equipment.Contact Firefighter One to confirm fit with your equipment. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review