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
NSN 5996-00-659-9187
NSN 6145-00-167-7505
NSN 5930-01-463-6487
NSN 2925-00-275-1807
NSN 5910-01-309-7637
NSN 5985-01-068-0904
NSN 5985-00-523-9766
NSN 5965-01-050-8447
NSN 5895-01-376-7511
NSN 5835-01-198-5142
NSN 6320-01-255-2096