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 5990-01-304-7597
NSN 6685-01-542-1227
NSN 4140-00-008-1875
NSN 6135-01-579-3534
NSN 5996-01-020-4484
NSN 6130-00-027-5186
NSN 5960-00-231-3767
NSN 5975-01-107-1758
NSN 5998-01-464-2915
NSN 6150-00-397-4012
NSN 5965-01-534-2818
NSN 6105-00-432-8674