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 5998-00-275-1982
NSN 5835-01-580-0446
NSN 5985-01-335-8514
NSN 6130-01-392-2190
NSN 6645-01-356-3105
NSN 6650-00-977-7533
NSN 5930-01-025-0054
NSN 5895-00-578-8424
NSN 6320-01-264-7611
NSN 6645-01-463-3441
NSN 5835-00-160-0171
NSN 5996-01-332-4942