A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6150-01-200-3335
NSN 5920-01-495-2571
NSN 5930-01-647-7503
NSN 6135-00-403-0213
NSN 5855-01-534-7940
NSN 5975-01-367-0902
NSN 7035-01-364-0286
NSN 6240-00-319-0173
NSN 7035-00-887-4674
NSN 5945-01-025-1163
NSN 5975-00-317-5689
NSN 6610-01-412-0058