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 6240-01-506-3911
NSN 5905-01-472-7093
NSN 5998-00-781-9588
NSN 5990-00-698-3963
NSN 6145-01-104-3358
NSN 4140-00-733-7936
NSN 5910-00-035-5534
NSN 6110-01-088-2988
NSN 5996-01-025-5683
NSN 6135-01-441-7922
NSN 6645-00-363-9775
NSN 5975-01-512-9432