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 5945-00-443-8003
NSN 6130-01-318-3172
NSN 5920-00-740-3121
NSN 5925-01-332-3266
NSN 2925-00-127-7828
NSN 6145-01-357-6288
NSN 6610-01-537-5447
NSN 6650-01-541-2628
NSN 6220-00-512-9472
NSN 5998-00-904-7610
NSN 6240-00-269-3346
NSN 4140-01-312-5183