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 6240-01-505-2777
NSN 2925-01-494-6452
NSN 6610-01-032-0204
NSN 6320-01-411-1353
NSN 6650-00-166-7160
NSN 5925-01-217-1644
NSN 6130-00-394-3421
NSN 5925-00-925-9599
NSN 5915-00-099-0347
NSN 2925-00-936-9344
NSN 5855-01-087-1417
NSN 5930-01-555-8484