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 5990-01-552-3591
NSN 5975-01-532-0068
NSN 5910-01-089-3707
NSN 6320-01-532-7491
NSN 6145-01-204-4265
NSN 6145-00-369-3880
NSN 6110-00-913-2574
NSN 6130-00-085-6309
NSN 5965-00-921-8370
NSN 5920-01-059-2680
NSN 5930-01-076-2968
NSN 5930-01-096-8979