Seal Disc for DIN Cap Nut (NBR) | AWH

The AWH (Germany) NBR Plug Gasket is a sealing disc specifically designed to create a tight seal in blind nuts (Blindmutter) conforming to the DIN standard, widely used as closing elements in sanitary piping systems in the food, beverage, and process industries. Available in size DN 100. Made of NBR (Nitrile Butadiene Rubber), it offers excellent resistance to oils, greases, fuels, and standard process fluids, ensuring a secure and leak-free closure at inspection, purge, or temporary line closing points. Manufacturer: AWH (Germany).

Applications

• Sealing of DIN blind nuts in sanitary piping systems: closing of inspection points, purge points, and temporarily inactive connections
• Food and beverage industry: hygienic closing of process lines in dairy, juice, beer, and food fluid plants
• Chemical and process industry: sealing of blind flanges and plugs in process lines with oils, greases, and non-polar fluids
• Pharmaceutical industry: closing of sampling points and reserve connections in process lines
• Pipe maintenance: temporary sealing of connections during maintenance work or facility expansion
• Replacement of worn sealing discs in existing DIN DN 100 blind nuts

Technical Specifications

• Type: Sealing disc for blind nut (Blindmutter) — DIN standard
• Size: DN 100
• Material: NBR (Nitrile Butadiene Rubber)
• Reference standard: DIN (Deutsches Institut für Normung)
• Chemical resistance: Mineral oils, greases, fuels, lubricants, water, and non-polar solvents
• Sales unit: Unit
• Country of origin: Germany
• Manufacturer: AWH

Chemical Compatibility of NBR Material

NBR is compatible with mineral oils, greases, fuels, lubricants, water, and non-polar solvents. It is not compatible with concentrated acids, ketones, esters, ozone, or glycol-based brake fluids. For applications with steam, hot water, or alkaline fluids, consider sealing discs made of EPDM or FKM/Viton.

Other Common Names

This component is also known as: NBR plug gasket DN100, DIN blind nut sealing disc, NBR blind gasket, Blindmutter Dichtung NBR, DIN blind cap sealing disc, sanitary pipe blind disc gasket, AWH blind nut gasket NBR, blind nut gasket Honduras DN100, DIN NBR 100mm plug seal.