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 5920-01-137-0068
NSN 4140-00-168-6184
NSN 5855-00-245-8461
NSN 6685-00-857-4898
NSN 5905-00-166-0358
NSN 6220-01-259-8475
NSN 6135-00-938-1351
NSN 6645-00-171-9639
NSN 6650-00-133-7884
NSN 6240-00-848-9938
NSN 5975-00-534-3697
NSN 6135-00-309-0074