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 6240-01-217-0432
NSN 6620-00-679-5830
NSN 5905-01-512-1354
NSN 5925-00-840-5393
NSN 4140-00-027-5150
NSN 5965-01-393-3413
NSN 6150-00-596-8766
NSN 5985-01-444-4054
NSN 5855-01-364-1005
NSN 5925-01-350-3646
NSN 6145-00-065-4337
NSN 6320-00-360-1744