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 5990-01-110-0157
NSN 2925-01-482-8202
NSN 5930-00-631-0520
NSN 5975-00-054-9372
NSN 6650-01-219-9411
NSN 5996-00-875-6818
NSN 6620-01-412-0938
NSN 6240-01-023-7720
NSN 2925-01-139-5144
NSN 2925-00-088-6790
NSN 5905-00-512-3180
NSN 6645-01-421-4007