National Plastics & Seals, Inc.

From prototype to finished product along with a commitment to quality, service and value has been the goal of National Plastics and Seals since 1985. Our manufacturing facility is stocked with raw materials and modern equipment. Highly trained employees produce precision machined parts quickly and accurately in quantities ranging from one to thousands of parts.

National Plastics and Seals is recognized globally as the finest supplier of O-rings and Seals. Whatever your o-ring or seal requirement we have a solution. Products are available in various durometers and materials.

National Plastics and Seals has been providing customers throughout North America with high quality heat shrink tubing. Heat shrink tubing products are available in a wide range of materials, colors, sizes and shrink ratios. Materials available include: Polyolefins PVC Fluoropolymers Elastomers (Trade names Kynar, Mylar, Teflon, Viton, & Neoprene) Heat shrink tubing marketed by National Plastics and Seals meets all the major commercial and military specifications such as AMS-DTL-23053, ULCSA and RoHS. National Plastics and Seals is a familiar name in the electrical insulation market by providing fiberglass sleeving to meet your specific UL, CSA and or temperature class rating. Fiberglass sleeving is supplied as: Heat treated fiberglass Vinyl coated fiberglass Modified acrylic coated fiberglass Silicone rubber coated fiberglass Thin wall fiberglass Expandable monofilament Heat treated and saturated fiberglass

Founded in 1985, and celebrating more than 24 years of outstanding service to the plastics industry, National Plastics and Seals markets a full range of thermoplastic resins, thermoset resins, color concentrates and additives. National Plastics and Seals offers branded prime, generic prime and wide spec resins. National Plastics and Seals also offers custom compounded thermoplastic resins specifically designed to meet your performance requirements.

National Plastics and Seals specializes in turning your ideas into reality. Our highly trained staff have years of experience in plastic fabrication and are dedicated to producing a quality product at a cost effective price. National Plastics and Seals provides the integrated services of being both an in-house fabricator and also a distributor of plastic stock shapes such as: Sheet Rod Tube and Profiles Our extensive inventory of stock and fabricated plastic components ensures a quick lead time to meet your project timeline. Serving clients worldwide since 1985, National Plastics and Seals provides value added services through our fabrication and sub-assembly areas. Our facility and manufacturing space is clean and highly organized to ensure quality parts and on time deliveries.

National Plastics and Seals is a full service supplier of plastic film offering a broad selection of film materials including: National Plastics and Seals also offers value added services with the films including: