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 6150-00-265-7799
NSN 6685-00-564-6971
NSN 6220-01-465-9283
NSN 5910-01-541-0156
NSN 5998-01-413-5890
NSN 5930-01-442-7705
NSN 5835-01-515-6537
NSN 6685-01-616-9573
NSN 5998-01-606-7865
NSN 5895-01-281-3725
NSN 6110-00-816-9715
NSN 5920-01-556-4823