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 6320-01-544-6447
NSN 2925-00-794-1363
NSN 4140-00-172-1804
NSN 5999-01-354-7824
NSN 6320-01-455-3394
NSN 5910-01-330-5904
NSN 4140-01-435-7166
NSN 6150-00-907-5490
NSN 2925-00-144-6405
NSN 5910-01-136-6789
NSN 5905-01-535-1849
NSN 5965-00-289-6280