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 5998-00-186-8583
NSN 5915-00-110-0906
NSN 5895-01-345-2197
NSN 5930-01-503-2088
NSN 5950-01-594-6456
NSN 5905-01-552-2436
NSN 6220-01-072-4883
NSN 5985-01-403-2835
NSN 6650-01-428-9958
NSN 6685-01-415-5551
NSN 5975-01-587-0986
NSN 6135-01-359-4293