Narrow disc idlerA flat pulley with discs attached around the pulley at certain intervals across the pulley.
Necking downA localized decrease in the cross-sectional area of a product.
Needle punchedNon-woven fabric punched with a hack latched needle to improve its strength and stability.
Net endless lengthThe manufactured length necessary to provide proper initial fit and tensioning of a belt on a specified drive.
NicksCuts in the surface or edge of belting.
NipThe clearance between two rolls of a calender.
NitrileCommon name for nitrile-butadiene polymer.
NominalAn approximate amount.
Non-bloomingThe absence of bloom.
Non-woven fabricA mat of nonaligned fiber bonded together.
Norway type elevator boltFlat top, squared shoulder bolt for attaching elevator buckets to elevator belts.
NRAbbreviation for isoprene polymer.
Numbered duckFabric weight designated by numbers based on linear yard of cloth 22″ in width.
NylonCommon name for polyamide fiber.
