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 6110-01-604-4144
NSN 6240-00-653-8134
NSN 5895-01-605-3385
NSN 6240-00-557-7471
NSN 6650-01-451-1372
NSN 5990-01-468-1292
NSN 7035-01-083-0282
NSN 6620-01-361-7595
NSN 6150-00-291-8319
NSN 6220-00-052-7243
NSN 4140-01-592-0628
NSN 6135-01-556-7318