Tube od 1-3/4
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.
Classification: Gaskets,washers & other seals
NSN 5960-01-439-9517
NSN 5935-01-100-1089
NSN 6685-01-286-9555
NSN 6220-01-534-6695
NSN 5985-00-104-5981
NSN 6610-01-159-0438
NSN 5895-01-364-0847
NSN 4140-01-523-3459
NSN 5985-01-318-8370
NSN 4140-01-370-4075
NSN 5920-00-908-1929
NSN 5960-01-478-2672