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 6220-01-368-0722
NSN 5855-00-117-0857
NSN 6145-01-213-9433
NSN 5999-00-543-0977
NSN 5998-01-313-6725
NSN 5960-00-335-3394
NSN 7035-01-406-5232
NSN 6650-01-408-0422
NSN 6135-00-164-8780
NSN 5965-01-220-0529
NSN 6130-00-433-3071
NSN 6685-01-058-4437