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 6145-01-204-7021
NSN 5985-01-378-7135
NSN 5965-01-541-0879
NSN 5905-00-166-0358
NSN 5855-00-401-3442
NSN 5950-01-289-0612
NSN 6645-00-479-9334
NSN 5975-00-877-4876
NSN 5905-01-510-9397
NSN 5935-01-253-1849
NSN 5905-01-521-2968
NSN 5910-01-364-1641