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 4140-01-628-4193
NSN 5985-00-722-3791
NSN 5996-01-066-9003
NSN 6110-00-242-6216
NSN 5925-01-099-4702
NSN 5905-01-416-6106
NSN 7035-01-652-5482
NSN 6685-01-237-2562
NSN 5999-01-416-1474
NSN 6320-01-125-3361
NSN 5950-00-407-2246
NSN 6135-01-280-0600